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Usually runs a little slower `than Array#sort`\n * so only use this when actually needing stable sort.\n */\nexport function mergeSort(data, compare) {\n _sort(data, compare, 0, data.length - 1, []);\n return data;\n}\nfunction _merge(a, compare, lo, mid, hi, aux) {\n let leftIdx = lo, rightIdx = mid + 1;\n for (let i = lo; i <= hi; i++) {\n aux[i] = a[i];\n }\n for (let i = lo; i <= hi; i++) {\n if (leftIdx > mid) {\n // left side consumed\n a[i] = aux[rightIdx++];\n }\n else if (rightIdx > hi) {\n // right side consumed\n a[i] = aux[leftIdx++];\n }\n else if (compare(aux[rightIdx], aux[leftIdx]) < 0) {\n // right element is less -> comes first\n a[i] = aux[rightIdx++];\n }\n else {\n // left element comes first (less or equal)\n a[i] = aux[leftIdx++];\n }\n }\n}\nfunction _sort(a, compare, lo, hi, aux) {\n if (hi <= lo) {\n return;\n }\n const mid = lo + ((hi - lo) / 2) | 0;\n _sort(a, compare, lo, mid, aux);\n _sort(a, compare, mid + 1, hi, aux);\n if (compare(a[mid], a[mid + 1]) <= 0) {\n // left and right are sorted and if the last-left element is less\n // or equals than the first-right element there is nothing else\n // to do\n return;\n }\n _merge(a, compare, lo, mid, hi, aux);\n}\nexport function groupBy(data, compare) {\n const result = [];\n let currentGroup = undefined;\n for (const element of mergeSort(data.slice(0), compare)) {\n if (!currentGroup || compare(currentGroup[0], element) !== 0) {\n currentGroup = [element];\n result.push(currentGroup);\n }\n else {\n currentGroup.push(element);\n }\n }\n return result;\n}\n/**\n * @returns New array with all falsy values removed. The original array IS NOT modified.\n */\nexport function coalesce(array) {\n return array.filter(e => !!e);\n}\n/**\n * @returns false if the provided object is an array and not empty.\n */\nexport function isFalsyOrEmpty(obj) {\n return !Array.isArray(obj) || obj.length === 0;\n}\nexport function isNonEmptyArray(obj) {\n return Array.isArray(obj) && obj.length > 0;\n}\n/**\n * Removes duplicates from the given array. The optional keyFn allows to specify\n * how elements are checked for equalness by returning a unique string for each.\n */\nexport function distinct(array, keyFn) {\n if (!keyFn) {\n return array.filter((element, position) => {\n return array.indexOf(element) === position;\n });\n }\n const seen = Object.create(null);\n return array.filter((elem) => {\n const key = keyFn(elem);\n if (seen[key]) {\n return false;\n }\n seen[key] = true;\n return true;\n });\n}\nexport function distinctES6(array) {\n const seen = new Set();\n return array.filter(element => {\n if (seen.has(element)) {\n return false;\n }\n seen.add(element);\n return true;\n });\n}\n/**\n * @deprecated ES6: use `Array.findIndex`\n */\nexport function firstIndex(array, fn) {\n for (let i = 0; i < array.length; i++) {\n const element = array[i];\n if (fn(element)) {\n return i;\n }\n }\n return -1;\n}\nexport function first(array, fn, notFoundValue = undefined) {\n const index = firstIndex(array, fn);\n return index < 0 ? notFoundValue : array[index];\n}\nexport function firstOrDefault(array, notFoundValue) {\n return array.length > 0 ? array[0] : notFoundValue;\n}\nexport function flatten(arr) {\n return [].concat(...arr);\n}\nexport function range(arg, to) {\n let from = typeof to === 'number' ? arg : 0;\n if (typeof to === 'number') {\n from = arg;\n }\n else {\n from = 0;\n to = arg;\n }\n const result = [];\n if (from <= to) {\n for (let i = from; i < to; i++) {\n result.push(i);\n }\n }\n else {\n for (let i = from; i > to; i--) {\n result.push(i);\n }\n }\n return result;\n}\n/**\n * Insert `insertArr` inside `target` at `insertIndex`.\n * Please don't touch unless you understand https://jsperf.com/inserting-an-array-within-an-array\n */\nexport function arrayInsert(target, insertIndex, insertArr) {\n const before = target.slice(0, insertIndex);\n const after = target.slice(insertIndex);\n return before.concat(insertArr, after);\n}\n/**\n * Pushes an element to the start of the array, if found.\n */\nexport function pushToStart(arr, value) {\n const index = arr.indexOf(value);\n if (index > -1) {\n arr.splice(index, 1);\n arr.unshift(value);\n }\n}\n/**\n * Pushes an element to the end of the array, if found.\n */\nexport function pushToEnd(arr, value) {\n const index = arr.indexOf(value);\n if (index > -1) {\n arr.splice(index, 1);\n arr.push(value);\n }\n}\nexport function asArray(x) {\n return Array.isArray(x) ? x : [x];\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { Emitter, Event } from './event.js';\nconst shortcutEvent = Object.freeze(function (callback, context) {\n const handle = setTimeout(callback.bind(context), 0);\n return { dispose() { clearTimeout(handle); } };\n});\nexport var CancellationToken;\n(function (CancellationToken) {\n function isCancellationToken(thing) {\n if (thing === CancellationToken.None || thing === CancellationToken.Cancelled) {\n return true;\n }\n if (thing instanceof MutableToken) {\n return true;\n }\n if (!thing || typeof thing !== 'object') {\n return false;\n }\n return typeof thing.isCancellationRequested === 'boolean'\n && typeof thing.onCancellationRequested === 'function';\n }\n CancellationToken.isCancellationToken = isCancellationToken;\n CancellationToken.None = Object.freeze({\n isCancellationRequested: false,\n onCancellationRequested: Event.None\n });\n CancellationToken.Cancelled = Object.freeze({\n isCancellationRequested: true,\n onCancellationRequested: shortcutEvent\n });\n})(CancellationToken || (CancellationToken = {}));\nclass MutableToken {\n constructor() {\n this._isCancelled = false;\n this._emitter = null;\n }\n cancel() {\n if (!this._isCancelled) {\n this._isCancelled = true;\n if (this._emitter) {\n this._emitter.fire(undefined);\n this.dispose();\n }\n }\n }\n get isCancellationRequested() {\n return this._isCancelled;\n }\n get onCancellationRequested() {\n if (this._isCancelled) {\n return shortcutEvent;\n }\n if (!this._emitter) {\n this._emitter = new Emitter();\n }\n return this._emitter.event;\n }\n dispose() {\n if (this._emitter) {\n this._emitter.dispose();\n this._emitter = null;\n }\n }\n}\nexport class CancellationTokenSource {\n constructor(parent) {\n this._token = undefined;\n this._parentListener = undefined;\n this._parentListener = parent && parent.onCancellationRequested(this.cancel, this);\n }\n get token() {\n if (!this._token) {\n // be lazy and create the token only when\n // actually needed\n this._token = new MutableToken();\n }\n return this._token;\n }\n cancel() {\n if (!this._token) {\n // save an object by returning the default\n // cancelled token when cancellation happens\n // before someone asks for the token\n this._token = CancellationToken.Cancelled;\n }\n else if (this._token instanceof MutableToken) {\n // actually cancel\n this._token.cancel();\n }\n }\n dispose(cancel = false) {\n if (cancel) {\n this.cancel();\n }\n if (this._parentListener) {\n this._parentListener.dispose();\n }\n if (!this._token) {\n // ensure to initialize with an empty token if we had none\n this._token = CancellationToken.None;\n }\n else if (this._token instanceof MutableToken) {\n // actually dispose\n this._token.dispose();\n }\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { DiffChange } from './diffChange.js';\nimport { stringHash } from '../hash.js';\nexport class StringDiffSequence {\n constructor(source) {\n this.source = source;\n }\n getElements() {\n const source = this.source;\n const characters = new Int32Array(source.length);\n for (let i = 0, len = source.length; i < len; i++) {\n characters[i] = source.charCodeAt(i);\n }\n return characters;\n }\n}\nexport function stringDiff(original, modified, pretty) {\n return new LcsDiff(new StringDiffSequence(original), new StringDiffSequence(modified)).ComputeDiff(pretty).changes;\n}\n//\n// The code below has been ported from a C# implementation in VS\n//\nexport class Debug {\n static Assert(condition, message) {\n if (!condition) {\n throw new Error(message);\n }\n }\n}\nexport class MyArray {\n /**\n * Copies a range of elements from an Array starting at the specified source index and pastes\n * them to another Array starting at the specified destination index. The length and the indexes\n * are specified as 64-bit integers.\n * sourceArray:\n *\t\tThe Array that contains the data to copy.\n * sourceIndex:\n *\t\tA 64-bit integer that represents the index in the sourceArray at which copying begins.\n * destinationArray:\n *\t\tThe Array that receives the data.\n * destinationIndex:\n *\t\tA 64-bit integer that represents the index in the destinationArray at which storing begins.\n * length:\n *\t\tA 64-bit integer that represents the number of elements to copy.\n */\n static Copy(sourceArray, sourceIndex, destinationArray, destinationIndex, length) {\n for (let i = 0; i < length; i++) {\n destinationArray[destinationIndex + i] = sourceArray[sourceIndex + i];\n }\n }\n static Copy2(sourceArray, sourceIndex, destinationArray, destinationIndex, length) {\n for (let i = 0; i < length; i++) {\n destinationArray[destinationIndex + i] = sourceArray[sourceIndex + i];\n }\n }\n}\n/**\n * A utility class which helps to create the set of DiffChanges from\n * a difference operation. This class accepts original DiffElements and\n * modified DiffElements that are involved in a particular change. The\n * MarktNextChange() method can be called to mark the separation between\n * distinct changes. At the end, the Changes property can be called to retrieve\n * the constructed changes.\n */\nclass DiffChangeHelper {\n /**\n * Constructs a new DiffChangeHelper for the given DiffSequences.\n */\n constructor() {\n this.m_changes = [];\n this.m_originalStart = 1073741824 /* MAX_SAFE_SMALL_INTEGER */;\n this.m_modifiedStart = 1073741824 /* MAX_SAFE_SMALL_INTEGER */;\n this.m_originalCount = 0;\n this.m_modifiedCount = 0;\n }\n /**\n * Marks the beginning of the next change in the set of differences.\n */\n MarkNextChange() {\n // Only add to the list if there is something to add\n if (this.m_originalCount > 0 || this.m_modifiedCount > 0) {\n // Add the new change to our list\n this.m_changes.push(new DiffChange(this.m_originalStart, this.m_originalCount, this.m_modifiedStart, this.m_modifiedCount));\n }\n // Reset for the next change\n this.m_originalCount = 0;\n this.m_modifiedCount = 0;\n this.m_originalStart = 1073741824 /* MAX_SAFE_SMALL_INTEGER */;\n this.m_modifiedStart = 1073741824 /* MAX_SAFE_SMALL_INTEGER */;\n }\n /**\n * Adds the original element at the given position to the elements\n * affected by the current change. The modified index gives context\n * to the change position with respect to the original sequence.\n * @param originalIndex The index of the original element to add.\n * @param modifiedIndex The index of the modified element that provides corresponding position in the modified sequence.\n */\n AddOriginalElement(originalIndex, modifiedIndex) {\n // The 'true' start index is the smallest of the ones we've seen\n this.m_originalStart = Math.min(this.m_originalStart, originalIndex);\n this.m_modifiedStart = Math.min(this.m_modifiedStart, modifiedIndex);\n this.m_originalCount++;\n }\n /**\n * Adds the modified element at the given position to the elements\n * affected by the current change. The original index gives context\n * to the change position with respect to the modified sequence.\n * @param originalIndex The index of the original element that provides corresponding position in the original sequence.\n * @param modifiedIndex The index of the modified element to add.\n */\n AddModifiedElement(originalIndex, modifiedIndex) {\n // The 'true' start index is the smallest of the ones we've seen\n this.m_originalStart = Math.min(this.m_originalStart, originalIndex);\n this.m_modifiedStart = Math.min(this.m_modifiedStart, modifiedIndex);\n this.m_modifiedCount++;\n }\n /**\n * Retrieves all of the changes marked by the class.\n */\n getChanges() {\n if (this.m_originalCount > 0 || this.m_modifiedCount > 0) {\n // Finish up on whatever is left\n this.MarkNextChange();\n }\n return this.m_changes;\n }\n /**\n * Retrieves all of the changes marked by the class in the reverse order\n */\n getReverseChanges() {\n if (this.m_originalCount > 0 || this.m_modifiedCount > 0) {\n // Finish up on whatever is left\n this.MarkNextChange();\n }\n this.m_changes.reverse();\n return this.m_changes;\n }\n}\n/**\n * An implementation of the difference algorithm described in\n * \"An O(ND) Difference Algorithm and its variations\" by Eugene W. Myers\n */\nexport class LcsDiff {\n /**\n * Constructs the DiffFinder\n */\n constructor(originalSequence, modifiedSequence, continueProcessingPredicate = null) {\n this.ContinueProcessingPredicate = continueProcessingPredicate;\n const [originalStringElements, originalElementsOrHash, originalHasStrings] = LcsDiff._getElements(originalSequence);\n const [modifiedStringElements, modifiedElementsOrHash, modifiedHasStrings] = LcsDiff._getElements(modifiedSequence);\n this._hasStrings = (originalHasStrings && modifiedHasStrings);\n this._originalStringElements = originalStringElements;\n this._originalElementsOrHash = originalElementsOrHash;\n this._modifiedStringElements = modifiedStringElements;\n this._modifiedElementsOrHash = modifiedElementsOrHash;\n this.m_forwardHistory = [];\n this.m_reverseHistory = [];\n }\n static _isStringArray(arr) {\n return (arr.length > 0 && typeof arr[0] === 'string');\n }\n static _getElements(sequence) {\n const elements = sequence.getElements();\n if (LcsDiff._isStringArray(elements)) {\n const hashes = new Int32Array(elements.length);\n for (let i = 0, len = elements.length; i < len; i++) {\n hashes[i] = stringHash(elements[i], 0);\n }\n return [elements, hashes, true];\n }\n if (elements instanceof Int32Array) {\n return [[], elements, false];\n }\n return [[], new Int32Array(elements), false];\n }\n ElementsAreEqual(originalIndex, newIndex) {\n if (this._originalElementsOrHash[originalIndex] !== this._modifiedElementsOrHash[newIndex]) {\n return false;\n }\n return (this._hasStrings ? this._originalStringElements[originalIndex] === this._modifiedStringElements[newIndex] : true);\n }\n OriginalElementsAreEqual(index1, index2) {\n if (this._originalElementsOrHash[index1] !== this._originalElementsOrHash[index2]) {\n return false;\n }\n return (this._hasStrings ? this._originalStringElements[index1] === this._originalStringElements[index2] : true);\n }\n ModifiedElementsAreEqual(index1, index2) {\n if (this._modifiedElementsOrHash[index1] !== this._modifiedElementsOrHash[index2]) {\n return false;\n }\n return (this._hasStrings ? this._modifiedStringElements[index1] === this._modifiedStringElements[index2] : true);\n }\n ComputeDiff(pretty) {\n return this._ComputeDiff(0, this._originalElementsOrHash.length - 1, 0, this._modifiedElementsOrHash.length - 1, pretty);\n }\n /**\n * Computes the differences between the original and modified input\n * sequences on the bounded range.\n * @returns An array of the differences between the two input sequences.\n */\n _ComputeDiff(originalStart, originalEnd, modifiedStart, modifiedEnd, pretty) {\n const quitEarlyArr = [false];\n let changes = this.ComputeDiffRecursive(originalStart, originalEnd, modifiedStart, modifiedEnd, quitEarlyArr);\n if (pretty) {\n // We have to clean up the computed diff to be more intuitive\n // but it turns out this cannot be done correctly until the entire set\n // of diffs have been computed\n changes = this.PrettifyChanges(changes);\n }\n return {\n quitEarly: quitEarlyArr[0],\n changes: changes\n };\n }\n /**\n * Private helper method which computes the differences on the bounded range\n * recursively.\n * @returns An array of the differences between the two input sequences.\n */\n ComputeDiffRecursive(originalStart, originalEnd, modifiedStart, modifiedEnd, quitEarlyArr) {\n quitEarlyArr[0] = false;\n // Find the start of the differences\n while (originalStart <= originalEnd && modifiedStart <= modifiedEnd && this.ElementsAreEqual(originalStart, modifiedStart)) {\n originalStart++;\n modifiedStart++;\n }\n // Find the end of the differences\n while (originalEnd >= originalStart && modifiedEnd >= modifiedStart && this.ElementsAreEqual(originalEnd, modifiedEnd)) {\n originalEnd--;\n modifiedEnd--;\n }\n // In the special case where we either have all insertions or all deletions or the sequences are identical\n if (originalStart > originalEnd || modifiedStart > modifiedEnd) {\n let changes;\n if (modifiedStart <= modifiedEnd) {\n Debug.Assert(originalStart === originalEnd + 1, 'originalStart should only be one more than originalEnd');\n // All insertions\n changes = [\n new DiffChange(originalStart, 0, modifiedStart, modifiedEnd - modifiedStart + 1)\n ];\n }\n else if (originalStart <= originalEnd) {\n Debug.Assert(modifiedStart === modifiedEnd + 1, 'modifiedStart should only be one more than modifiedEnd');\n // All deletions\n changes = [\n new DiffChange(originalStart, originalEnd - originalStart + 1, modifiedStart, 0)\n ];\n }\n else {\n Debug.Assert(originalStart === originalEnd + 1, 'originalStart should only be one more than originalEnd');\n Debug.Assert(modifiedStart === modifiedEnd + 1, 'modifiedStart should only be one more than modifiedEnd');\n // Identical sequences - No differences\n changes = [];\n }\n return changes;\n }\n // This problem can be solved using the Divide-And-Conquer technique.\n const midOriginalArr = [0];\n const midModifiedArr = [0];\n const result = this.ComputeRecursionPoint(originalStart, originalEnd, modifiedStart, modifiedEnd, midOriginalArr, midModifiedArr, quitEarlyArr);\n const midOriginal = midOriginalArr[0];\n const midModified = midModifiedArr[0];\n if (result !== null) {\n // Result is not-null when there was enough memory to compute the changes while\n // searching for the recursion point\n return result;\n }\n else if (!quitEarlyArr[0]) {\n // We can break the problem down recursively by finding the changes in the\n // First Half: (originalStart, modifiedStart) to (midOriginal, midModified)\n // Second Half: (midOriginal + 1, minModified + 1) to (originalEnd, modifiedEnd)\n // NOTE: ComputeDiff() is inclusive, therefore the second range starts on the next point\n const leftChanges = this.ComputeDiffRecursive(originalStart, midOriginal, modifiedStart, midModified, quitEarlyArr);\n let rightChanges = [];\n if (!quitEarlyArr[0]) {\n rightChanges = this.ComputeDiffRecursive(midOriginal + 1, originalEnd, midModified + 1, modifiedEnd, quitEarlyArr);\n }\n else {\n // We did't have time to finish the first half, so we don't have time to compute this half.\n // Consider the entire rest of the sequence different.\n rightChanges = [\n new DiffChange(midOriginal + 1, originalEnd - (midOriginal + 1) + 1, midModified + 1, modifiedEnd - (midModified + 1) + 1)\n ];\n }\n return this.ConcatenateChanges(leftChanges, rightChanges);\n }\n // If we hit here, we quit early, and so can't return anything meaningful\n return [\n new DiffChange(originalStart, originalEnd - originalStart + 1, modifiedStart, modifiedEnd - modifiedStart + 1)\n ];\n }\n WALKTRACE(diagonalForwardBase, diagonalForwardStart, diagonalForwardEnd, diagonalForwardOffset, diagonalReverseBase, diagonalReverseStart, diagonalReverseEnd, diagonalReverseOffset, forwardPoints, reversePoints, originalIndex, originalEnd, midOriginalArr, modifiedIndex, modifiedEnd, midModifiedArr, deltaIsEven, quitEarlyArr) {\n let forwardChanges = null;\n let reverseChanges = null;\n // First, walk backward through the forward diagonals history\n let changeHelper = new DiffChangeHelper();\n let diagonalMin = diagonalForwardStart;\n let diagonalMax = diagonalForwardEnd;\n let diagonalRelative = (midOriginalArr[0] - midModifiedArr[0]) - diagonalForwardOffset;\n let lastOriginalIndex = -1073741824 /* MIN_SAFE_SMALL_INTEGER */;\n let historyIndex = this.m_forwardHistory.length - 1;\n do {\n // Get the diagonal index from the relative diagonal number\n const diagonal = diagonalRelative + diagonalForwardBase;\n // Figure out where we came from\n if (diagonal === diagonalMin || (diagonal < diagonalMax && forwardPoints[diagonal - 1] < forwardPoints[diagonal + 1])) {\n // Vertical line (the element is an insert)\n originalIndex = forwardPoints[diagonal + 1];\n modifiedIndex = originalIndex - diagonalRelative - diagonalForwardOffset;\n if (originalIndex < lastOriginalIndex) {\n changeHelper.MarkNextChange();\n }\n lastOriginalIndex = originalIndex;\n changeHelper.AddModifiedElement(originalIndex + 1, modifiedIndex);\n diagonalRelative = (diagonal + 1) - diagonalForwardBase; //Setup for the next iteration\n }\n else {\n // Horizontal line (the element is a deletion)\n originalIndex = forwardPoints[diagonal - 1] + 1;\n modifiedIndex = originalIndex - diagonalRelative - diagonalForwardOffset;\n if (originalIndex < lastOriginalIndex) {\n changeHelper.MarkNextChange();\n }\n lastOriginalIndex = originalIndex - 1;\n changeHelper.AddOriginalElement(originalIndex, modifiedIndex + 1);\n diagonalRelative = (diagonal - 1) - diagonalForwardBase; //Setup for the next iteration\n }\n if (historyIndex >= 0) {\n forwardPoints = this.m_forwardHistory[historyIndex];\n diagonalForwardBase = forwardPoints[0]; //We stored this in the first spot\n diagonalMin = 1;\n diagonalMax = forwardPoints.length - 1;\n }\n } while (--historyIndex >= -1);\n // Ironically, we get the forward changes as the reverse of the\n // order we added them since we technically added them backwards\n forwardChanges = changeHelper.getReverseChanges();\n if (quitEarlyArr[0]) {\n // TODO: Calculate a partial from the reverse diagonals.\n // For now, just assume everything after the midOriginal/midModified point is a diff\n let originalStartPoint = midOriginalArr[0] + 1;\n let modifiedStartPoint = midModifiedArr[0] + 1;\n if (forwardChanges !== null && forwardChanges.length > 0) {\n const lastForwardChange = forwardChanges[forwardChanges.length - 1];\n originalStartPoint = Math.max(originalStartPoint, lastForwardChange.getOriginalEnd());\n modifiedStartPoint = Math.max(modifiedStartPoint, lastForwardChange.getModifiedEnd());\n }\n reverseChanges = [\n new DiffChange(originalStartPoint, originalEnd - originalStartPoint + 1, modifiedStartPoint, modifiedEnd - modifiedStartPoint + 1)\n ];\n }\n else {\n // Now walk backward through the reverse diagonals history\n changeHelper = new DiffChangeHelper();\n diagonalMin = diagonalReverseStart;\n diagonalMax = diagonalReverseEnd;\n diagonalRelative = (midOriginalArr[0] - midModifiedArr[0]) - diagonalReverseOffset;\n lastOriginalIndex = 1073741824 /* MAX_SAFE_SMALL_INTEGER */;\n historyIndex = (deltaIsEven) ? this.m_reverseHistory.length - 1 : this.m_reverseHistory.length - 2;\n do {\n // Get the diagonal index from the relative diagonal number\n const diagonal = diagonalRelative + diagonalReverseBase;\n // Figure out where we came from\n if (diagonal === diagonalMin || (diagonal < diagonalMax && reversePoints[diagonal - 1] >= reversePoints[diagonal + 1])) {\n // Horizontal line (the element is a deletion))\n originalIndex = reversePoints[diagonal + 1] - 1;\n modifiedIndex = originalIndex - diagonalRelative - diagonalReverseOffset;\n if (originalIndex > lastOriginalIndex) {\n changeHelper.MarkNextChange();\n }\n lastOriginalIndex = originalIndex + 1;\n changeHelper.AddOriginalElement(originalIndex + 1, modifiedIndex + 1);\n diagonalRelative = (diagonal + 1) - diagonalReverseBase; //Setup for the next iteration\n }\n else {\n // Vertical line (the element is an insertion)\n originalIndex = reversePoints[diagonal - 1];\n modifiedIndex = originalIndex - diagonalRelative - diagonalReverseOffset;\n if (originalIndex > lastOriginalIndex) {\n changeHelper.MarkNextChange();\n }\n lastOriginalIndex = originalIndex;\n changeHelper.AddModifiedElement(originalIndex + 1, modifiedIndex + 1);\n diagonalRelative = (diagonal - 1) - diagonalReverseBase; //Setup for the next iteration\n }\n if (historyIndex >= 0) {\n reversePoints = this.m_reverseHistory[historyIndex];\n diagonalReverseBase = reversePoints[0]; //We stored this in the first spot\n diagonalMin = 1;\n diagonalMax = reversePoints.length - 1;\n }\n } while (--historyIndex >= -1);\n // There are cases where the reverse history will find diffs that\n // are correct, but not intuitive, so we need shift them.\n reverseChanges = changeHelper.getChanges();\n }\n return this.ConcatenateChanges(forwardChanges, reverseChanges);\n }\n /**\n * Given the range to compute the diff on, this method finds the point:\n * (midOriginal, midModified)\n * that exists in the middle of the LCS of the two sequences and\n * is the point at which the LCS problem may be broken down recursively.\n * This method will try to keep the LCS trace in memory. If the LCS recursion\n * point is calculated and the full trace is available in memory, then this method\n * will return the change list.\n * @param originalStart The start bound of the original sequence range\n * @param originalEnd The end bound of the original sequence range\n * @param modifiedStart The start bound of the modified sequence range\n * @param modifiedEnd The end bound of the modified sequence range\n * @param midOriginal The middle point of the original sequence range\n * @param midModified The middle point of the modified sequence range\n * @returns The diff changes, if available, otherwise null\n */\n ComputeRecursionPoint(originalStart, originalEnd, modifiedStart, modifiedEnd, midOriginalArr, midModifiedArr, quitEarlyArr) {\n let originalIndex = 0, modifiedIndex = 0;\n let diagonalForwardStart = 0, diagonalForwardEnd = 0;\n let diagonalReverseStart = 0, diagonalReverseEnd = 0;\n // To traverse the edit graph and produce the proper LCS, our actual\n // start position is just outside the given boundary\n originalStart--;\n modifiedStart--;\n // We set these up to make the compiler happy, but they will\n // be replaced before we return with the actual recursion point\n midOriginalArr[0] = 0;\n midModifiedArr[0] = 0;\n // Clear out the history\n this.m_forwardHistory = [];\n this.m_reverseHistory = [];\n // Each cell in the two arrays corresponds to a diagonal in the edit graph.\n // The integer value in the cell represents the originalIndex of the furthest\n // reaching point found so far that ends in that diagonal.\n // The modifiedIndex can be computed mathematically from the originalIndex and the diagonal number.\n const maxDifferences = (originalEnd - originalStart) + (modifiedEnd - modifiedStart);\n const numDiagonals = maxDifferences + 1;\n const forwardPoints = new Int32Array(numDiagonals);\n const reversePoints = new Int32Array(numDiagonals);\n // diagonalForwardBase: Index into forwardPoints of the diagonal which passes through (originalStart, modifiedStart)\n // diagonalReverseBase: Index into reversePoints of the diagonal which passes through (originalEnd, modifiedEnd)\n const diagonalForwardBase = (modifiedEnd - modifiedStart);\n const diagonalReverseBase = (originalEnd - originalStart);\n // diagonalForwardOffset: Geometric offset which allows modifiedIndex to be computed from originalIndex and the\n // diagonal number (relative to diagonalForwardBase)\n // diagonalReverseOffset: Geometric offset which allows modifiedIndex to be computed from originalIndex and the\n // diagonal number (relative to diagonalReverseBase)\n const diagonalForwardOffset = (originalStart - modifiedStart);\n const diagonalReverseOffset = (originalEnd - modifiedEnd);\n // delta: The difference between the end diagonal and the start diagonal. This is used to relate diagonal numbers\n // relative to the start diagonal with diagonal numbers relative to the end diagonal.\n // The Even/Oddn-ness of this delta is important for determining when we should check for overlap\n const delta = diagonalReverseBase - diagonalForwardBase;\n const deltaIsEven = (delta % 2 === 0);\n // Here we set up the start and end points as the furthest points found so far\n // in both the forward and reverse directions, respectively\n forwardPoints[diagonalForwardBase] = originalStart;\n reversePoints[diagonalReverseBase] = originalEnd;\n // Remember if we quit early, and thus need to do a best-effort result instead of a real result.\n quitEarlyArr[0] = false;\n // A couple of points:\n // --With this method, we iterate on the number of differences between the two sequences.\n // The more differences there actually are, the longer this will take.\n // --Also, as the number of differences increases, we have to search on diagonals further\n // away from the reference diagonal (which is diagonalForwardBase for forward, diagonalReverseBase for reverse).\n // --We extend on even diagonals (relative to the reference diagonal) only when numDifferences\n // is even and odd diagonals only when numDifferences is odd.\n for (let numDifferences = 1; numDifferences <= (maxDifferences / 2) + 1; numDifferences++) {\n let furthestOriginalIndex = 0;\n let furthestModifiedIndex = 0;\n // Run the algorithm in the forward direction\n diagonalForwardStart = this.ClipDiagonalBound(diagonalForwardBase - numDifferences, numDifferences, diagonalForwardBase, numDiagonals);\n diagonalForwardEnd = this.ClipDiagonalBound(diagonalForwardBase + numDifferences, numDifferences, diagonalForwardBase, numDiagonals);\n for (let diagonal = diagonalForwardStart; diagonal <= diagonalForwardEnd; diagonal += 2) {\n // STEP 1: We extend the furthest reaching point in the present diagonal\n // by looking at the diagonals above and below and picking the one whose point\n // is further away from the start point (originalStart, modifiedStart)\n if (diagonal === diagonalForwardStart || (diagonal < diagonalForwardEnd && forwardPoints[diagonal - 1] < forwardPoints[diagonal + 1])) {\n originalIndex = forwardPoints[diagonal + 1];\n }\n else {\n originalIndex = forwardPoints[diagonal - 1] + 1;\n }\n modifiedIndex = originalIndex - (diagonal - diagonalForwardBase) - diagonalForwardOffset;\n // Save the current originalIndex so we can test for false overlap in step 3\n const tempOriginalIndex = originalIndex;\n // STEP 2: We can continue to extend the furthest reaching point in the present diagonal\n // so long as the elements are equal.\n while (originalIndex < originalEnd && modifiedIndex < modifiedEnd && this.ElementsAreEqual(originalIndex + 1, modifiedIndex + 1)) {\n originalIndex++;\n modifiedIndex++;\n }\n forwardPoints[diagonal] = originalIndex;\n if (originalIndex + modifiedIndex > furthestOriginalIndex + furthestModifiedIndex) {\n furthestOriginalIndex = originalIndex;\n furthestModifiedIndex = modifiedIndex;\n }\n // STEP 3: If delta is odd (overlap first happens on forward when delta is odd)\n // and diagonal is in the range of reverse diagonals computed for numDifferences-1\n // (the previous iteration; we haven't computed reverse diagonals for numDifferences yet)\n // then check for overlap.\n if (!deltaIsEven && Math.abs(diagonal - diagonalReverseBase) <= (numDifferences - 1)) {\n if (originalIndex >= reversePoints[diagonal]) {\n midOriginalArr[0] = originalIndex;\n midModifiedArr[0] = modifiedIndex;\n if (tempOriginalIndex <= reversePoints[diagonal] && 1447 /* MaxDifferencesHistory */ > 0 && numDifferences <= (1447 /* MaxDifferencesHistory */ + 1)) {\n // BINGO! We overlapped, and we have the full trace in memory!\n return this.WALKTRACE(diagonalForwardBase, diagonalForwardStart, diagonalForwardEnd, diagonalForwardOffset, diagonalReverseBase, diagonalReverseStart, diagonalReverseEnd, diagonalReverseOffset, forwardPoints, reversePoints, originalIndex, originalEnd, midOriginalArr, modifiedIndex, modifiedEnd, midModifiedArr, deltaIsEven, quitEarlyArr);\n }\n else {\n // Either false overlap, or we didn't have enough memory for the full trace\n // Just return the recursion point\n return null;\n }\n }\n }\n }\n // Check to see if we should be quitting early, before moving on to the next iteration.\n const matchLengthOfLongest = ((furthestOriginalIndex - originalStart) + (furthestModifiedIndex - modifiedStart) - numDifferences) / 2;\n if (this.ContinueProcessingPredicate !== null && !this.ContinueProcessingPredicate(furthestOriginalIndex, matchLengthOfLongest)) {\n // We can't finish, so skip ahead to generating a result from what we have.\n quitEarlyArr[0] = true;\n // Use the furthest distance we got in the forward direction.\n midOriginalArr[0] = furthestOriginalIndex;\n midModifiedArr[0] = furthestModifiedIndex;\n if (matchLengthOfLongest > 0 && 1447 /* MaxDifferencesHistory */ > 0 && numDifferences <= (1447 /* MaxDifferencesHistory */ + 1)) {\n // Enough of the history is in memory to walk it backwards\n return this.WALKTRACE(diagonalForwardBase, diagonalForwardStart, diagonalForwardEnd, diagonalForwardOffset, diagonalReverseBase, diagonalReverseStart, diagonalReverseEnd, diagonalReverseOffset, forwardPoints, reversePoints, originalIndex, originalEnd, midOriginalArr, modifiedIndex, modifiedEnd, midModifiedArr, deltaIsEven, quitEarlyArr);\n }\n else {\n // We didn't actually remember enough of the history.\n //Since we are quiting the diff early, we need to shift back the originalStart and modified start\n //back into the boundary limits since we decremented their value above beyond the boundary limit.\n originalStart++;\n modifiedStart++;\n return [\n new DiffChange(originalStart, originalEnd - originalStart + 1, modifiedStart, modifiedEnd - modifiedStart + 1)\n ];\n }\n }\n // Run the algorithm in the reverse direction\n diagonalReverseStart = this.ClipDiagonalBound(diagonalReverseBase - numDifferences, numDifferences, diagonalReverseBase, numDiagonals);\n diagonalReverseEnd = this.ClipDiagonalBound(diagonalReverseBase + numDifferences, numDifferences, diagonalReverseBase, numDiagonals);\n for (let diagonal = diagonalReverseStart; diagonal <= diagonalReverseEnd; diagonal += 2) {\n // STEP 1: We extend the furthest reaching point in the present diagonal\n // by looking at the diagonals above and below and picking the one whose point\n // is further away from the start point (originalEnd, modifiedEnd)\n if (diagonal === diagonalReverseStart || (diagonal < diagonalReverseEnd && reversePoints[diagonal - 1] >= reversePoints[diagonal + 1])) {\n originalIndex = reversePoints[diagonal + 1] - 1;\n }\n else {\n originalIndex = reversePoints[diagonal - 1];\n }\n modifiedIndex = originalIndex - (diagonal - diagonalReverseBase) - diagonalReverseOffset;\n // Save the current originalIndex so we can test for false overlap\n const tempOriginalIndex = originalIndex;\n // STEP 2: We can continue to extend the furthest reaching point in the present diagonal\n // as long as the elements are equal.\n while (originalIndex > originalStart && modifiedIndex > modifiedStart && this.ElementsAreEqual(originalIndex, modifiedIndex)) {\n originalIndex--;\n modifiedIndex--;\n }\n reversePoints[diagonal] = originalIndex;\n // STEP 4: If delta is even (overlap first happens on reverse when delta is even)\n // and diagonal is in the range of forward diagonals computed for numDifferences\n // then check for overlap.\n if (deltaIsEven && Math.abs(diagonal - diagonalForwardBase) <= numDifferences) {\n if (originalIndex <= forwardPoints[diagonal]) {\n midOriginalArr[0] = originalIndex;\n midModifiedArr[0] = modifiedIndex;\n if (tempOriginalIndex >= forwardPoints[diagonal] && 1447 /* MaxDifferencesHistory */ > 0 && numDifferences <= (1447 /* MaxDifferencesHistory */ + 1)) {\n // BINGO! We overlapped, and we have the full trace in memory!\n return this.WALKTRACE(diagonalForwardBase, diagonalForwardStart, diagonalForwardEnd, diagonalForwardOffset, diagonalReverseBase, diagonalReverseStart, diagonalReverseEnd, diagonalReverseOffset, forwardPoints, reversePoints, originalIndex, originalEnd, midOriginalArr, modifiedIndex, modifiedEnd, midModifiedArr, deltaIsEven, quitEarlyArr);\n }\n else {\n // Either false overlap, or we didn't have enough memory for the full trace\n // Just return the recursion point\n return null;\n }\n }\n }\n }\n // Save current vectors to history before the next iteration\n if (numDifferences <= 1447 /* MaxDifferencesHistory */) {\n // We are allocating space for one extra int, which we fill with\n // the index of the diagonal base index\n let temp = new Int32Array(diagonalForwardEnd - diagonalForwardStart + 2);\n temp[0] = diagonalForwardBase - diagonalForwardStart + 1;\n MyArray.Copy2(forwardPoints, diagonalForwardStart, temp, 1, diagonalForwardEnd - diagonalForwardStart + 1);\n this.m_forwardHistory.push(temp);\n temp = new Int32Array(diagonalReverseEnd - diagonalReverseStart + 2);\n temp[0] = diagonalReverseBase - diagonalReverseStart + 1;\n MyArray.Copy2(reversePoints, diagonalReverseStart, temp, 1, diagonalReverseEnd - diagonalReverseStart + 1);\n this.m_reverseHistory.push(temp);\n }\n }\n // If we got here, then we have the full trace in history. We just have to convert it to a change list\n // NOTE: This part is a bit messy\n return this.WALKTRACE(diagonalForwardBase, diagonalForwardStart, diagonalForwardEnd, diagonalForwardOffset, diagonalReverseBase, diagonalReverseStart, diagonalReverseEnd, diagonalReverseOffset, forwardPoints, reversePoints, originalIndex, originalEnd, midOriginalArr, modifiedIndex, modifiedEnd, midModifiedArr, deltaIsEven, quitEarlyArr);\n }\n /**\n * Shifts the given changes to provide a more intuitive diff.\n * While the first element in a diff matches the first element after the diff,\n * we shift the diff down.\n *\n * @param changes The list of changes to shift\n * @returns The shifted changes\n */\n PrettifyChanges(changes) {\n // Shift all the changes down first\n for (let i = 0; i < changes.length; i++) {\n const change = changes[i];\n const originalStop = (i < changes.length - 1) ? changes[i + 1].originalStart : this._originalElementsOrHash.length;\n const modifiedStop = (i < changes.length - 1) ? changes[i + 1].modifiedStart : this._modifiedElementsOrHash.length;\n const checkOriginal = change.originalLength > 0;\n const checkModified = change.modifiedLength > 0;\n while (change.originalStart + change.originalLength < originalStop &&\n change.modifiedStart + change.modifiedLength < modifiedStop &&\n (!checkOriginal || this.OriginalElementsAreEqual(change.originalStart, change.originalStart + change.originalLength)) &&\n (!checkModified || this.ModifiedElementsAreEqual(change.modifiedStart, change.modifiedStart + change.modifiedLength))) {\n change.originalStart++;\n change.modifiedStart++;\n }\n let mergedChangeArr = [null];\n if (i < changes.length - 1 && this.ChangesOverlap(changes[i], changes[i + 1], mergedChangeArr)) {\n changes[i] = mergedChangeArr[0];\n changes.splice(i + 1, 1);\n i--;\n continue;\n }\n }\n // Shift changes back up until we hit empty or whitespace-only lines\n for (let i = changes.length - 1; i >= 0; i--) {\n const change = changes[i];\n let originalStop = 0;\n let modifiedStop = 0;\n if (i > 0) {\n const prevChange = changes[i - 1];\n if (prevChange.originalLength > 0) {\n originalStop = prevChange.originalStart + prevChange.originalLength;\n }\n if (prevChange.modifiedLength > 0) {\n modifiedStop = prevChange.modifiedStart + prevChange.modifiedLength;\n }\n }\n const checkOriginal = change.originalLength > 0;\n const checkModified = change.modifiedLength > 0;\n let bestDelta = 0;\n let bestScore = this._boundaryScore(change.originalStart, change.originalLength, change.modifiedStart, change.modifiedLength);\n for (let delta = 1;; delta++) {\n const originalStart = change.originalStart - delta;\n const modifiedStart = change.modifiedStart - delta;\n if (originalStart < originalStop || modifiedStart < modifiedStop) {\n break;\n }\n if (checkOriginal && !this.OriginalElementsAreEqual(originalStart, originalStart + change.originalLength)) {\n break;\n }\n if (checkModified && !this.ModifiedElementsAreEqual(modifiedStart, modifiedStart + change.modifiedLength)) {\n break;\n }\n const score = this._boundaryScore(originalStart, change.originalLength, modifiedStart, change.modifiedLength);\n if (score > bestScore) {\n bestScore = score;\n bestDelta = delta;\n }\n }\n change.originalStart -= bestDelta;\n change.modifiedStart -= bestDelta;\n }\n return changes;\n }\n _OriginalIsBoundary(index) {\n if (index <= 0 || index >= this._originalElementsOrHash.length - 1) {\n return true;\n }\n return (this._hasStrings && /^\\s*$/.test(this._originalStringElements[index]));\n }\n _OriginalRegionIsBoundary(originalStart, originalLength) {\n if (this._OriginalIsBoundary(originalStart) || this._OriginalIsBoundary(originalStart - 1)) {\n return true;\n }\n if (originalLength > 0) {\n const originalEnd = originalStart + originalLength;\n if (this._OriginalIsBoundary(originalEnd - 1) || this._OriginalIsBoundary(originalEnd)) {\n return true;\n }\n }\n return false;\n }\n _ModifiedIsBoundary(index) {\n if (index <= 0 || index >= this._modifiedElementsOrHash.length - 1) {\n return true;\n }\n return (this._hasStrings && /^\\s*$/.test(this._modifiedStringElements[index]));\n }\n _ModifiedRegionIsBoundary(modifiedStart, modifiedLength) {\n if (this._ModifiedIsBoundary(modifiedStart) || this._ModifiedIsBoundary(modifiedStart - 1)) {\n return true;\n }\n if (modifiedLength > 0) {\n const modifiedEnd = modifiedStart + modifiedLength;\n if (this._ModifiedIsBoundary(modifiedEnd - 1) || this._ModifiedIsBoundary(modifiedEnd)) {\n return true;\n }\n }\n return false;\n }\n _boundaryScore(originalStart, originalLength, modifiedStart, modifiedLength) {\n const originalScore = (this._OriginalRegionIsBoundary(originalStart, originalLength) ? 1 : 0);\n const modifiedScore = (this._ModifiedRegionIsBoundary(modifiedStart, modifiedLength) ? 1 : 0);\n return (originalScore + modifiedScore);\n }\n /**\n * Concatenates the two input DiffChange lists and returns the resulting\n * list.\n * @param The left changes\n * @param The right changes\n * @returns The concatenated list\n */\n ConcatenateChanges(left, right) {\n let mergedChangeArr = [];\n if (left.length === 0 || right.length === 0) {\n return (right.length > 0) ? right : left;\n }\n else if (this.ChangesOverlap(left[left.length - 1], right[0], mergedChangeArr)) {\n // Since we break the problem down recursively, it is possible that we\n // might recurse in the middle of a change thereby splitting it into\n // two changes. Here in the combining stage, we detect and fuse those\n // changes back together\n const result = new Array(left.length + right.length - 1);\n MyArray.Copy(left, 0, result, 0, left.length - 1);\n result[left.length - 1] = mergedChangeArr[0];\n MyArray.Copy(right, 1, result, left.length, right.length - 1);\n return result;\n }\n else {\n const result = new Array(left.length + right.length);\n MyArray.Copy(left, 0, result, 0, left.length);\n MyArray.Copy(right, 0, result, left.length, right.length);\n return result;\n }\n }\n /**\n * Returns true if the two changes overlap and can be merged into a single\n * change\n * @param left The left change\n * @param right The right change\n * @param mergedChange The merged change if the two overlap, null otherwise\n * @returns True if the two changes overlap\n */\n ChangesOverlap(left, right, mergedChangeArr) {\n Debug.Assert(left.originalStart <= right.originalStart, 'Left change is not less than or equal to right change');\n Debug.Assert(left.modifiedStart <= right.modifiedStart, 'Left change is not less than or equal to right change');\n if (left.originalStart + left.originalLength >= right.originalStart || left.modifiedStart + left.modifiedLength >= right.modifiedStart) {\n const originalStart = left.originalStart;\n let originalLength = left.originalLength;\n const modifiedStart = left.modifiedStart;\n let modifiedLength = left.modifiedLength;\n if (left.originalStart + left.originalLength >= right.originalStart) {\n originalLength = right.originalStart + right.originalLength - left.originalStart;\n }\n if (left.modifiedStart + left.modifiedLength >= right.modifiedStart) {\n modifiedLength = right.modifiedStart + right.modifiedLength - left.modifiedStart;\n }\n mergedChangeArr[0] = new DiffChange(originalStart, originalLength, modifiedStart, modifiedLength);\n return true;\n }\n else {\n mergedChangeArr[0] = null;\n return false;\n }\n }\n /**\n * Helper method used to clip a diagonal index to the range of valid\n * diagonals. This also decides whether or not the diagonal index,\n * if it exceeds the boundary, should be clipped to the boundary or clipped\n * one inside the boundary depending on the Even/Odd status of the boundary\n * and numDifferences.\n * @param diagonal The index of the diagonal to clip.\n * @param numDifferences The current number of differences being iterated upon.\n * @param diagonalBaseIndex The base reference diagonal.\n * @param numDiagonals The total number of diagonals.\n * @returns The clipped diagonal index.\n */\n ClipDiagonalBound(diagonal, numDifferences, diagonalBaseIndex, numDiagonals) {\n if (diagonal >= 0 && diagonal < numDiagonals) {\n // Nothing to clip, its in range\n return diagonal;\n }\n // diagonalsBelow: The number of diagonals below the reference diagonal\n // diagonalsAbove: The number of diagonals above the reference diagonal\n const diagonalsBelow = diagonalBaseIndex;\n const diagonalsAbove = numDiagonals - diagonalBaseIndex - 1;\n const diffEven = (numDifferences % 2 === 0);\n if (diagonal < 0) {\n const lowerBoundEven = (diagonalsBelow % 2 === 0);\n return (diffEven === lowerBoundEven) ? 0 : 1;\n }\n else {\n const upperBoundEven = (diagonalsAbove % 2 === 0);\n return (diffEven === upperBoundEven) ? numDiagonals - 1 : numDiagonals - 2;\n }\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\n/**\n * Represents information about a specific difference between two sequences.\n */\nexport class DiffChange {\n /**\n * Constructs a new DiffChange with the given sequence information\n * and content.\n */\n constructor(originalStart, originalLength, modifiedStart, modifiedLength) {\n //Debug.Assert(originalLength > 0 || modifiedLength > 0, \"originalLength and modifiedLength cannot both be <= 0\");\n this.originalStart = originalStart;\n this.originalLength = originalLength;\n this.modifiedStart = modifiedStart;\n this.modifiedLength = modifiedLength;\n }\n /**\n * The end point (exclusive) of the change in the original sequence.\n */\n getOriginalEnd() {\n return this.originalStart + this.originalLength;\n }\n /**\n * The end point (exclusive) of the change in the modified sequence.\n */\n getModifiedEnd() {\n return this.modifiedStart + this.modifiedLength;\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\n// Avoid circular dependency on EventEmitter by implementing a subset of the interface.\nexport class ErrorHandler {\n constructor() {\n this.listeners = [];\n this.unexpectedErrorHandler = function (e) {\n setTimeout(() => {\n if (e.stack) {\n throw new Error(e.message + '\\n\\n' + e.stack);\n }\n throw e;\n }, 0);\n };\n }\n emit(e) {\n this.listeners.forEach((listener) => {\n listener(e);\n });\n }\n onUnexpectedError(e) {\n this.unexpectedErrorHandler(e);\n this.emit(e);\n }\n // For external errors, we don't want the listeners to be called\n onUnexpectedExternalError(e) {\n this.unexpectedErrorHandler(e);\n }\n}\nexport const errorHandler = new ErrorHandler();\nexport function onUnexpectedError(e) {\n // ignore errors from cancelled promises\n if (!isPromiseCanceledError(e)) {\n errorHandler.onUnexpectedError(e);\n }\n return undefined;\n}\nexport function onUnexpectedExternalError(e) {\n // ignore errors from cancelled promises\n if (!isPromiseCanceledError(e)) {\n errorHandler.onUnexpectedExternalError(e);\n }\n return undefined;\n}\nexport function transformErrorForSerialization(error) {\n if (error instanceof Error) {\n let { name, message } = error;\n const stack = error.stacktrace || error.stack;\n return {\n $isError: true,\n name,\n message,\n stack\n };\n }\n // return as is\n return error;\n}\nconst canceledName = 'Canceled';\n/**\n * Checks if the given error is a promise in canceled state\n */\nexport function isPromiseCanceledError(error) {\n return error instanceof Error && error.name === canceledName && error.message === canceledName;\n}\n/**\n * Returns an error that signals cancellation.\n */\nexport function canceled() {\n const error = new Error(canceledName);\n error.name = error.message;\n return error;\n}\nexport function illegalArgument(name) {\n if (name) {\n return new Error(`Illegal argument: ${name}`);\n }\n else {\n return new Error('Illegal argument');\n }\n}\nexport function illegalState(name) {\n if (name) {\n return new Error(`Illegal state: ${name}`);\n }\n else {\n return new Error('Illegal state');\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { onUnexpectedError } from './errors.js';\nimport { Disposable, combinedDisposable, DisposableStore } from './lifecycle.js';\nimport { LinkedList } from './linkedList.js';\nexport var Event;\n(function (Event) {\n Event.None = () => Disposable.None;\n /**\n * Given an event, returns another event which only fires once.\n */\n function once(event) {\n return (listener, thisArgs = null, disposables) => {\n // we need this, in case the event fires during the listener call\n let didFire = false;\n let result;\n result = event(e => {\n if (didFire) {\n return;\n }\n else if (result) {\n result.dispose();\n }\n else {\n didFire = true;\n }\n return listener.call(thisArgs, e);\n }, null, disposables);\n if (didFire) {\n result.dispose();\n }\n return result;\n };\n }\n Event.once = once;\n /**\n * Given an event and a `map` function, returns another event which maps each element\n * through the mapping function.\n */\n function map(event, map) {\n return snapshot((listener, thisArgs = null, disposables) => event(i => listener.call(thisArgs, map(i)), null, disposables));\n }\n Event.map = map;\n /**\n * Given an event and an `each` function, returns another identical event and calls\n * the `each` function per each element.\n */\n function forEach(event, each) {\n return snapshot((listener, thisArgs = null, disposables) => event(i => { each(i); listener.call(thisArgs, i); }, null, disposables));\n }\n Event.forEach = forEach;\n function filter(event, filter) {\n return snapshot((listener, thisArgs = null, disposables) => event(e => filter(e) && listener.call(thisArgs, e), null, disposables));\n }\n Event.filter = filter;\n /**\n * Given an event, returns the same event but typed as `Event`.\n */\n function signal(event) {\n return event;\n }\n Event.signal = signal;\n function any(...events) {\n return (listener, thisArgs = null, disposables) => combinedDisposable(...events.map(event => event(e => listener.call(thisArgs, e), null, disposables)));\n }\n Event.any = any;\n /**\n * Given an event and a `merge` function, returns another event which maps each element\n * and the cumulative result through the `merge` function. Similar to `map`, but with memory.\n */\n function reduce(event, merge, initial) {\n let output = initial;\n return map(event, e => {\n output = merge(output, e);\n return output;\n });\n }\n Event.reduce = reduce;\n /**\n * Given a chain of event processing functions (filter, map, etc), each\n * function will be invoked per event & per listener. Snapshotting an event\n * chain allows each function to be invoked just once per event.\n */\n function snapshot(event) {\n let listener;\n const emitter = new Emitter({\n onFirstListenerAdd() {\n listener = event(emitter.fire, emitter);\n },\n onLastListenerRemove() {\n listener.dispose();\n }\n });\n return emitter.event;\n }\n Event.snapshot = snapshot;\n function debounce(event, merge, delay = 100, leading = false, leakWarningThreshold) {\n let subscription;\n let output = undefined;\n let handle = undefined;\n let numDebouncedCalls = 0;\n const emitter = new Emitter({\n leakWarningThreshold,\n onFirstListenerAdd() {\n subscription = event(cur => {\n numDebouncedCalls++;\n output = merge(output, cur);\n if (leading && !handle) {\n emitter.fire(output);\n output = undefined;\n }\n clearTimeout(handle);\n handle = setTimeout(() => {\n const _output = output;\n output = undefined;\n handle = undefined;\n if (!leading || numDebouncedCalls > 1) {\n emitter.fire(_output);\n }\n numDebouncedCalls = 0;\n }, delay);\n });\n },\n onLastListenerRemove() {\n subscription.dispose();\n }\n });\n return emitter.event;\n }\n Event.debounce = debounce;\n /**\n * Given an event, it returns another event which fires only once and as soon as\n * the input event emits. The event data is the number of millis it took for the\n * event to fire.\n */\n function stopwatch(event) {\n const start = new Date().getTime();\n return map(once(event), _ => new Date().getTime() - start);\n }\n Event.stopwatch = stopwatch;\n /**\n * Given an event, it returns another event which fires only when the event\n * element changes.\n */\n function latch(event) {\n let firstCall = true;\n let cache;\n return filter(event, value => {\n const shouldEmit = firstCall || value !== cache;\n firstCall = false;\n cache = value;\n return shouldEmit;\n });\n }\n Event.latch = latch;\n /**\n * Buffers the provided event until a first listener comes\n * along, at which point fire all the events at once and\n * pipe the event from then on.\n *\n * ```typescript\n * const emitter = new Emitter();\n * const event = emitter.event;\n * const bufferedEvent = buffer(event);\n *\n * emitter.fire(1);\n * emitter.fire(2);\n * emitter.fire(3);\n * // nothing...\n *\n * const listener = bufferedEvent(num => console.log(num));\n * // 1, 2, 3\n *\n * emitter.fire(4);\n * // 4\n * ```\n */\n function buffer(event, nextTick = false, _buffer = []) {\n let buffer = _buffer.slice();\n let listener = event(e => {\n if (buffer) {\n buffer.push(e);\n }\n else {\n emitter.fire(e);\n }\n });\n const flush = () => {\n if (buffer) {\n buffer.forEach(e => emitter.fire(e));\n }\n buffer = null;\n };\n const emitter = new Emitter({\n onFirstListenerAdd() {\n if (!listener) {\n listener = event(e => emitter.fire(e));\n }\n },\n onFirstListenerDidAdd() {\n if (buffer) {\n if (nextTick) {\n setTimeout(flush);\n }\n else {\n flush();\n }\n }\n },\n onLastListenerRemove() {\n if (listener) {\n listener.dispose();\n }\n listener = null;\n }\n });\n return emitter.event;\n }\n Event.buffer = buffer;\n class ChainableEvent {\n constructor(event) {\n this.event = event;\n }\n map(fn) {\n return new ChainableEvent(map(this.event, fn));\n }\n forEach(fn) {\n return new ChainableEvent(forEach(this.event, fn));\n }\n filter(fn) {\n return new ChainableEvent(filter(this.event, fn));\n }\n reduce(merge, initial) {\n return new ChainableEvent(reduce(this.event, merge, initial));\n }\n latch() {\n return new ChainableEvent(latch(this.event));\n }\n debounce(merge, delay = 100, leading = false, leakWarningThreshold) {\n return new ChainableEvent(debounce(this.event, merge, delay, leading, leakWarningThreshold));\n }\n on(listener, thisArgs, disposables) {\n return this.event(listener, thisArgs, disposables);\n }\n once(listener, thisArgs, disposables) {\n return once(this.event)(listener, thisArgs, disposables);\n }\n }\n function chain(event) {\n return new ChainableEvent(event);\n }\n Event.chain = chain;\n function fromNodeEventEmitter(emitter, eventName, map = id => id) {\n const fn = (...args) => result.fire(map(...args));\n const onFirstListenerAdd = () => emitter.on(eventName, fn);\n const onLastListenerRemove = () => emitter.removeListener(eventName, fn);\n const result = new Emitter({ onFirstListenerAdd, onLastListenerRemove });\n return result.event;\n }\n Event.fromNodeEventEmitter = fromNodeEventEmitter;\n function fromDOMEventEmitter(emitter, eventName, map = id => id) {\n const fn = (...args) => result.fire(map(...args));\n const onFirstListenerAdd = () => emitter.addEventListener(eventName, fn);\n const onLastListenerRemove = () => emitter.removeEventListener(eventName, fn);\n const result = new Emitter({ onFirstListenerAdd, onLastListenerRemove });\n return result.event;\n }\n Event.fromDOMEventEmitter = fromDOMEventEmitter;\n function fromPromise(promise) {\n const emitter = new Emitter();\n let shouldEmit = false;\n promise\n .then(undefined, () => null)\n .then(() => {\n if (!shouldEmit) {\n setTimeout(() => emitter.fire(undefined), 0);\n }\n else {\n emitter.fire(undefined);\n }\n });\n shouldEmit = true;\n return emitter.event;\n }\n Event.fromPromise = fromPromise;\n function toPromise(event) {\n return new Promise(c => once(event)(c));\n }\n Event.toPromise = toPromise;\n})(Event || (Event = {}));\nlet _globalLeakWarningThreshold = -1;\nclass LeakageMonitor {\n constructor(customThreshold, name = Math.random().toString(18).slice(2, 5)) {\n this.customThreshold = customThreshold;\n this.name = name;\n this._warnCountdown = 0;\n }\n dispose() {\n if (this._stacks) {\n this._stacks.clear();\n }\n }\n check(listenerCount) {\n let threshold = _globalLeakWarningThreshold;\n if (typeof this.customThreshold === 'number') {\n threshold = this.customThreshold;\n }\n if (threshold <= 0 || listenerCount < threshold) {\n return undefined;\n }\n if (!this._stacks) {\n this._stacks = new Map();\n }\n const stack = new Error().stack.split('\\n').slice(3).join('\\n');\n const count = (this._stacks.get(stack) || 0);\n this._stacks.set(stack, count + 1);\n this._warnCountdown -= 1;\n if (this._warnCountdown <= 0) {\n // only warn on first exceed and then every time the limit\n // is exceeded by 50% again\n this._warnCountdown = threshold * 0.5;\n // find most frequent listener and print warning\n let topStack;\n let topCount = 0;\n for (const [stack, count] of this._stacks) {\n if (!topStack || topCount < count) {\n topStack = stack;\n topCount = count;\n }\n }\n console.warn(`[${this.name}] potential listener LEAK detected, having ${listenerCount} listeners already. MOST frequent listener (${topCount}):`);\n console.warn(topStack);\n }\n return () => {\n const count = (this._stacks.get(stack) || 0);\n this._stacks.set(stack, count - 1);\n };\n }\n}\n/**\n * The Emitter can be used to expose an Event to the public\n * to fire it from the insides.\n * Sample:\n class Document {\n\n private readonly _onDidChange = new Emitter<(value:string)=>any>();\n\n public onDidChange = this._onDidChange.event;\n\n // getter-style\n // get onDidChange(): Event<(value:string)=>any> {\n // \treturn this._onDidChange.event;\n // }\n\n private _doIt() {\n //...\n this._onDidChange.fire(value);\n }\n }\n */\nexport class Emitter {\n constructor(options) {\n this._disposed = false;\n this._options = options;\n this._leakageMon = _globalLeakWarningThreshold > 0\n ? new LeakageMonitor(this._options && this._options.leakWarningThreshold)\n : undefined;\n }\n /**\n * For the public to allow to subscribe\n * to events from this Emitter\n */\n get event() {\n if (!this._event) {\n this._event = (listener, thisArgs, disposables) => {\n if (!this._listeners) {\n this._listeners = new LinkedList();\n }\n const firstListener = this._listeners.isEmpty();\n if (firstListener && this._options && this._options.onFirstListenerAdd) {\n this._options.onFirstListenerAdd(this);\n }\n const remove = this._listeners.push(!thisArgs ? listener : [listener, thisArgs]);\n if (firstListener && this._options && this._options.onFirstListenerDidAdd) {\n this._options.onFirstListenerDidAdd(this);\n }\n if (this._options && this._options.onListenerDidAdd) {\n this._options.onListenerDidAdd(this, listener, thisArgs);\n }\n // check and record this emitter for potential leakage\n let removeMonitor;\n if (this._leakageMon) {\n removeMonitor = this._leakageMon.check(this._listeners.size);\n }\n let result;\n result = {\n dispose: () => {\n if (removeMonitor) {\n removeMonitor();\n }\n result.dispose = Emitter._noop;\n if (!this._disposed) {\n remove();\n if (this._options && this._options.onLastListenerRemove) {\n const hasListeners = (this._listeners && !this._listeners.isEmpty());\n if (!hasListeners) {\n this._options.onLastListenerRemove(this);\n }\n }\n }\n }\n };\n if (disposables instanceof DisposableStore) {\n disposables.add(result);\n }\n else if (Array.isArray(disposables)) {\n disposables.push(result);\n }\n return result;\n };\n }\n return this._event;\n }\n /**\n * To be kept private to fire an event to\n * subscribers\n */\n fire(event) {\n if (this._listeners) {\n // put all [listener,event]-pairs into delivery queue\n // then emit all event. an inner/nested event might be\n // the driver of this\n if (!this._deliveryQueue) {\n this._deliveryQueue = new LinkedList();\n }\n for (let listener of this._listeners) {\n this._deliveryQueue.push([listener, event]);\n }\n while (this._deliveryQueue.size > 0) {\n const [listener, event] = this._deliveryQueue.shift();\n try {\n if (typeof listener === 'function') {\n listener.call(undefined, event);\n }\n else {\n listener[0].call(listener[1], event);\n }\n }\n catch (e) {\n onUnexpectedError(e);\n }\n }\n }\n }\n dispose() {\n if (this._listeners) {\n this._listeners.clear();\n }\n if (this._deliveryQueue) {\n this._deliveryQueue.clear();\n }\n if (this._leakageMon) {\n this._leakageMon.dispose();\n }\n this._disposed = true;\n }\n}\nEmitter._noop = function () { };\nexport class PauseableEmitter extends Emitter {\n constructor(options) {\n super(options);\n this._isPaused = 0;\n this._eventQueue = new LinkedList();\n this._mergeFn = options && options.merge;\n }\n pause() {\n this._isPaused++;\n }\n resume() {\n if (this._isPaused !== 0 && --this._isPaused === 0) {\n if (this._mergeFn) {\n // use the merge function to create a single composite\n // event. make a copy in case firing pauses this emitter\n const events = this._eventQueue.toArray();\n this._eventQueue.clear();\n super.fire(this._mergeFn(events));\n }\n else {\n // no merging, fire each event individually and test\n // that this emitter isn't paused halfway through\n while (!this._isPaused && this._eventQueue.size !== 0) {\n super.fire(this._eventQueue.shift());\n }\n }\n }\n }\n fire(event) {\n if (this._listeners) {\n if (this._isPaused !== 0) {\n this._eventQueue.push(event);\n }\n else {\n super.fire(event);\n }\n }\n }\n}\n/**\n * The EventBufferer is useful in situations in which you want\n * to delay firing your events during some code.\n * You can wrap that code and be sure that the event will not\n * be fired during that wrap.\n *\n * ```\n * const emitter: Emitter;\n * const delayer = new EventDelayer();\n * const delayedEvent = delayer.wrapEvent(emitter.event);\n *\n * delayedEvent(console.log);\n *\n * delayer.bufferEvents(() => {\n * emitter.fire(); // event will not be fired yet\n * });\n *\n * // event will only be fired at this point\n * ```\n */\nexport class EventBufferer {\n constructor() {\n this.buffers = [];\n }\n wrapEvent(event) {\n return (listener, thisArgs, disposables) => {\n return event(i => {\n const buffer = this.buffers[this.buffers.length - 1];\n if (buffer) {\n buffer.push(() => listener.call(thisArgs, i));\n }\n else {\n listener.call(thisArgs, i);\n }\n }, undefined, disposables);\n };\n }\n bufferEvents(fn) {\n const buffer = [];\n this.buffers.push(buffer);\n const r = fn();\n this.buffers.pop();\n buffer.forEach(flush => flush());\n return r;\n }\n}\n/**\n * A Relay is an event forwarder which functions as a replugabble event pipe.\n * Once created, you can connect an input event to it and it will simply forward\n * events from that input event through its own `event` property. The `input`\n * can be changed at any point in time.\n */\nexport class Relay {\n constructor() {\n this.listening = false;\n this.inputEvent = Event.None;\n this.inputEventListener = Disposable.None;\n this.emitter = new Emitter({\n onFirstListenerDidAdd: () => {\n this.listening = true;\n this.inputEventListener = this.inputEvent(this.emitter.fire, this.emitter);\n },\n onLastListenerRemove: () => {\n this.listening = false;\n this.inputEventListener.dispose();\n }\n });\n this.event = this.emitter.event;\n }\n set input(event) {\n this.inputEvent = event;\n if (this.listening) {\n this.inputEventListener.dispose();\n this.inputEventListener = event(this.emitter.fire, this.emitter);\n }\n }\n dispose() {\n this.inputEventListener.dispose();\n this.emitter.dispose();\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport * as strings from './strings.js';\n/**\n * Return a hash value for an object.\n */\nexport function hash(obj) {\n return doHash(obj, 0);\n}\nexport function doHash(obj, hashVal) {\n switch (typeof obj) {\n case 'object':\n if (obj === null) {\n return numberHash(349, hashVal);\n }\n else if (Array.isArray(obj)) {\n return arrayHash(obj, hashVal);\n }\n return objectHash(obj, hashVal);\n case 'string':\n return stringHash(obj, hashVal);\n case 'boolean':\n return booleanHash(obj, hashVal);\n case 'number':\n return numberHash(obj, hashVal);\n case 'undefined':\n return numberHash(937, hashVal);\n default:\n return numberHash(617, hashVal);\n }\n}\nfunction numberHash(val, initialHashVal) {\n return (((initialHashVal << 5) - initialHashVal) + val) | 0; // hashVal * 31 + ch, keep as int32\n}\nfunction booleanHash(b, initialHashVal) {\n return numberHash(b ? 433 : 863, initialHashVal);\n}\nexport function stringHash(s, hashVal) {\n hashVal = numberHash(149417, hashVal);\n for (let i = 0, length = s.length; i < length; i++) {\n hashVal = numberHash(s.charCodeAt(i), hashVal);\n }\n return hashVal;\n}\nfunction arrayHash(arr, initialHashVal) {\n initialHashVal = numberHash(104579, initialHashVal);\n return arr.reduce((hashVal, item) => doHash(item, hashVal), initialHashVal);\n}\nfunction objectHash(obj, initialHashVal) {\n initialHashVal = numberHash(181387, initialHashVal);\n return Object.keys(obj).sort().reduce((hashVal, key) => {\n hashVal = stringHash(key, hashVal);\n return doHash(obj[key], hashVal);\n }, initialHashVal);\n}\nfunction leftRotate(value, bits, totalBits = 32) {\n // delta + bits = totalBits\n const delta = totalBits - bits;\n // All ones, expect `delta` zeros aligned to the right\n const mask = ~((1 << delta) - 1);\n // Join (value left-shifted `bits` bits) with (masked value right-shifted `delta` bits)\n return ((value << bits) | ((mask & value) >>> delta)) >>> 0;\n}\nfunction fill(dest, index = 0, count = dest.byteLength, value = 0) {\n for (let i = 0; i < count; i++) {\n dest[index + i] = value;\n }\n}\nfunction leftPad(value, length, char = '0') {\n while (value.length < length) {\n value = char + value;\n }\n return value;\n}\nfunction toHexString(value, bitsize = 32) {\n return leftPad((value >>> 0).toString(16), bitsize / 4);\n}\n/**\n * A SHA1 implementation that works with strings and does not allocate.\n */\nexport class StringSHA1 {\n constructor() {\n this._h0 = 0x67452301;\n this._h1 = 0xEFCDAB89;\n this._h2 = 0x98BADCFE;\n this._h3 = 0x10325476;\n this._h4 = 0xC3D2E1F0;\n this._buff = new Uint8Array(64 /* BLOCK_SIZE */ + 3 /* to fit any utf-8 */);\n this._buffDV = new DataView(this._buff.buffer);\n this._buffLen = 0;\n this._totalLen = 0;\n this._leftoverHighSurrogate = 0;\n this._finished = false;\n }\n update(str) {\n const strLen = str.length;\n if (strLen === 0) {\n return;\n }\n const buff = this._buff;\n let buffLen = this._buffLen;\n let leftoverHighSurrogate = this._leftoverHighSurrogate;\n let charCode;\n let offset;\n if (leftoverHighSurrogate !== 0) {\n charCode = leftoverHighSurrogate;\n offset = -1;\n leftoverHighSurrogate = 0;\n }\n else {\n charCode = str.charCodeAt(0);\n offset = 0;\n }\n while (true) {\n let codePoint = charCode;\n if (strings.isHighSurrogate(charCode)) {\n if (offset + 1 < strLen) {\n const nextCharCode = str.charCodeAt(offset + 1);\n if (strings.isLowSurrogate(nextCharCode)) {\n offset++;\n codePoint = strings.computeCodePoint(charCode, nextCharCode);\n }\n else {\n // illegal => unicode replacement character\n codePoint = 65533 /* UNICODE_REPLACEMENT */;\n }\n }\n else {\n // last character is a surrogate pair\n leftoverHighSurrogate = charCode;\n break;\n }\n }\n else if (strings.isLowSurrogate(charCode)) {\n // illegal => unicode replacement character\n codePoint = 65533 /* UNICODE_REPLACEMENT */;\n }\n buffLen = this._push(buff, buffLen, codePoint);\n offset++;\n if (offset < strLen) {\n charCode = str.charCodeAt(offset);\n }\n else {\n break;\n }\n }\n this._buffLen = buffLen;\n this._leftoverHighSurrogate = leftoverHighSurrogate;\n }\n _push(buff, buffLen, codePoint) {\n if (codePoint < 0x0080) {\n buff[buffLen++] = codePoint;\n }\n else if (codePoint < 0x0800) {\n buff[buffLen++] = 0b11000000 | ((codePoint & 0b00000000000000000000011111000000) >>> 6);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000000000000000111111) >>> 0);\n }\n else if (codePoint < 0x10000) {\n buff[buffLen++] = 0b11100000 | ((codePoint & 0b00000000000000001111000000000000) >>> 12);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000000000111111000000) >>> 6);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000000000000000111111) >>> 0);\n }\n else {\n buff[buffLen++] = 0b11110000 | ((codePoint & 0b00000000000111000000000000000000) >>> 18);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000111111000000000000) >>> 12);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000000000111111000000) >>> 6);\n buff[buffLen++] = 0b10000000 | ((codePoint & 0b00000000000000000000000000111111) >>> 0);\n }\n if (buffLen >= 64 /* BLOCK_SIZE */) {\n this._step();\n buffLen -= 64 /* BLOCK_SIZE */;\n this._totalLen += 64 /* BLOCK_SIZE */;\n // take last 3 in case of UTF8 overflow\n buff[0] = buff[64 /* BLOCK_SIZE */ + 0];\n buff[1] = buff[64 /* BLOCK_SIZE */ + 1];\n buff[2] = buff[64 /* BLOCK_SIZE */ + 2];\n }\n return buffLen;\n }\n digest() {\n if (!this._finished) {\n this._finished = true;\n if (this._leftoverHighSurrogate) {\n // illegal => unicode replacement character\n this._leftoverHighSurrogate = 0;\n this._buffLen = this._push(this._buff, this._buffLen, 65533 /* UNICODE_REPLACEMENT */);\n }\n this._totalLen += this._buffLen;\n this._wrapUp();\n }\n return toHexString(this._h0) + toHexString(this._h1) + toHexString(this._h2) + toHexString(this._h3) + toHexString(this._h4);\n }\n _wrapUp() {\n this._buff[this._buffLen++] = 0x80;\n fill(this._buff, this._buffLen);\n if (this._buffLen > 56) {\n this._step();\n fill(this._buff);\n }\n // this will fit because the mantissa can cover up to 52 bits\n const ml = 8 * this._totalLen;\n this._buffDV.setUint32(56, Math.floor(ml / 4294967296), false);\n this._buffDV.setUint32(60, ml % 4294967296, false);\n this._step();\n }\n _step() {\n const bigBlock32 = StringSHA1._bigBlock32;\n const data = this._buffDV;\n for (let j = 0; j < 64 /* 16*4 */; j += 4) {\n bigBlock32.setUint32(j, data.getUint32(j, false), false);\n }\n for (let j = 64; j < 320 /* 80*4 */; j += 4) {\n bigBlock32.setUint32(j, leftRotate((bigBlock32.getUint32(j - 12, false) ^ bigBlock32.getUint32(j - 32, false) ^ bigBlock32.getUint32(j - 56, false) ^ bigBlock32.getUint32(j - 64, false)), 1), false);\n }\n let a = this._h0;\n let b = this._h1;\n let c = this._h2;\n let d = this._h3;\n let e = this._h4;\n let f, k;\n let temp;\n for (let j = 0; j < 80; j++) {\n if (j < 20) {\n f = (b & c) | ((~b) & d);\n k = 0x5A827999;\n }\n else if (j < 40) {\n f = b ^ c ^ d;\n k = 0x6ED9EBA1;\n }\n else if (j < 60) {\n f = (b & c) | (b & d) | (c & d);\n k = 0x8F1BBCDC;\n }\n else {\n f = b ^ c ^ d;\n k = 0xCA62C1D6;\n }\n temp = (leftRotate(a, 5) + f + e + k + bigBlock32.getUint32(j * 4, false)) & 0xffffffff;\n e = d;\n d = c;\n c = leftRotate(b, 30);\n b = a;\n a = temp;\n }\n this._h0 = (this._h0 + a) & 0xffffffff;\n this._h1 = (this._h1 + b) & 0xffffffff;\n this._h2 = (this._h2 + c) & 0xffffffff;\n this._h3 = (this._h3 + d) & 0xffffffff;\n this._h4 = (this._h4 + e) & 0xffffffff;\n }\n}\nStringSHA1._bigBlock32 = new DataView(new ArrayBuffer(320)); // 80 * 4 = 320\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport var Iterable;\n(function (Iterable) {\n function is(thing) {\n return thing && typeof thing === 'object' && typeof thing[Symbol.iterator] === 'function';\n }\n Iterable.is = is;\n const _empty = Object.freeze([]);\n function empty() {\n return _empty;\n }\n Iterable.empty = empty;\n function* single(element) {\n yield element;\n }\n Iterable.single = single;\n function from(iterable) {\n return iterable || _empty;\n }\n Iterable.from = from;\n function first(iterable) {\n return iterable[Symbol.iterator]().next().value;\n }\n Iterable.first = first;\n function some(iterable, predicate) {\n for (const element of iterable) {\n if (predicate(element)) {\n return true;\n }\n }\n return false;\n }\n Iterable.some = some;\n function* filter(iterable, predicate) {\n for (const element of iterable) {\n if (predicate(element)) {\n yield element;\n }\n }\n }\n Iterable.filter = filter;\n function* map(iterable, fn) {\n for (const element of iterable) {\n yield fn(element);\n }\n }\n Iterable.map = map;\n function* concat(...iterables) {\n for (const iterable of iterables) {\n for (const element of iterable) {\n yield element;\n }\n }\n }\n Iterable.concat = concat;\n /**\n * Consumes `atMost` elements from iterable and returns the consumed elements,\n * and an iterable for the rest of the elements.\n */\n function consume(iterable, atMost = Number.POSITIVE_INFINITY) {\n const consumed = [];\n if (atMost === 0) {\n return [consumed, iterable];\n }\n const iterator = iterable[Symbol.iterator]();\n for (let i = 0; i < atMost; i++) {\n const next = iterator.next();\n if (next.done) {\n return [consumed, Iterable.empty()];\n }\n consumed.push(next.value);\n }\n return [consumed, { [Symbol.iterator]() { return iterator; } }];\n }\n Iterable.consume = consume;\n})(Iterable || (Iterable = {}));\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { illegalArgument } from './errors.js';\nclass KeyCodeStrMap {\n constructor() {\n this._keyCodeToStr = [];\n this._strToKeyCode = Object.create(null);\n }\n define(keyCode, str) {\n this._keyCodeToStr[keyCode] = str;\n this._strToKeyCode[str.toLowerCase()] = keyCode;\n }\n keyCodeToStr(keyCode) {\n return this._keyCodeToStr[keyCode];\n }\n strToKeyCode(str) {\n return this._strToKeyCode[str.toLowerCase()] || 0 /* Unknown */;\n }\n}\nconst uiMap = new KeyCodeStrMap();\nconst userSettingsUSMap = new KeyCodeStrMap();\nconst userSettingsGeneralMap = new KeyCodeStrMap();\n(function () {\n function define(keyCode, uiLabel, usUserSettingsLabel = uiLabel, generalUserSettingsLabel = usUserSettingsLabel) {\n uiMap.define(keyCode, uiLabel);\n userSettingsUSMap.define(keyCode, usUserSettingsLabel);\n userSettingsGeneralMap.define(keyCode, generalUserSettingsLabel);\n }\n define(0 /* Unknown */, 'unknown');\n define(1 /* Backspace */, 'Backspace');\n define(2 /* Tab */, 'Tab');\n define(3 /* Enter */, 'Enter');\n define(4 /* Shift */, 'Shift');\n define(5 /* Ctrl */, 'Ctrl');\n define(6 /* Alt */, 'Alt');\n define(7 /* PauseBreak */, 'PauseBreak');\n define(8 /* CapsLock */, 'CapsLock');\n define(9 /* Escape */, 'Escape');\n define(10 /* Space */, 'Space');\n define(11 /* PageUp */, 'PageUp');\n define(12 /* PageDown */, 'PageDown');\n define(13 /* End */, 'End');\n define(14 /* Home */, 'Home');\n define(15 /* LeftArrow */, 'LeftArrow', 'Left');\n define(16 /* UpArrow */, 'UpArrow', 'Up');\n define(17 /* RightArrow */, 'RightArrow', 'Right');\n define(18 /* DownArrow */, 'DownArrow', 'Down');\n define(19 /* Insert */, 'Insert');\n define(20 /* Delete */, 'Delete');\n define(21 /* KEY_0 */, '0');\n define(22 /* KEY_1 */, '1');\n define(23 /* KEY_2 */, '2');\n define(24 /* KEY_3 */, '3');\n define(25 /* KEY_4 */, '4');\n define(26 /* KEY_5 */, '5');\n define(27 /* KEY_6 */, '6');\n define(28 /* KEY_7 */, '7');\n define(29 /* KEY_8 */, '8');\n define(30 /* KEY_9 */, '9');\n define(31 /* KEY_A */, 'A');\n define(32 /* KEY_B */, 'B');\n define(33 /* KEY_C */, 'C');\n define(34 /* KEY_D */, 'D');\n define(35 /* KEY_E */, 'E');\n define(36 /* KEY_F */, 'F');\n define(37 /* KEY_G */, 'G');\n define(38 /* KEY_H */, 'H');\n define(39 /* KEY_I */, 'I');\n define(40 /* KEY_J */, 'J');\n define(41 /* KEY_K */, 'K');\n define(42 /* KEY_L */, 'L');\n define(43 /* KEY_M */, 'M');\n define(44 /* KEY_N */, 'N');\n define(45 /* KEY_O */, 'O');\n define(46 /* KEY_P */, 'P');\n define(47 /* KEY_Q */, 'Q');\n define(48 /* KEY_R */, 'R');\n define(49 /* KEY_S */, 'S');\n define(50 /* KEY_T */, 'T');\n define(51 /* KEY_U */, 'U');\n define(52 /* KEY_V */, 'V');\n define(53 /* KEY_W */, 'W');\n define(54 /* KEY_X */, 'X');\n define(55 /* KEY_Y */, 'Y');\n define(56 /* KEY_Z */, 'Z');\n define(57 /* Meta */, 'Meta');\n define(58 /* ContextMenu */, 'ContextMenu');\n define(59 /* F1 */, 'F1');\n define(60 /* F2 */, 'F2');\n define(61 /* F3 */, 'F3');\n define(62 /* F4 */, 'F4');\n define(63 /* F5 */, 'F5');\n define(64 /* F6 */, 'F6');\n define(65 /* F7 */, 'F7');\n define(66 /* F8 */, 'F8');\n define(67 /* F9 */, 'F9');\n define(68 /* F10 */, 'F10');\n define(69 /* F11 */, 'F11');\n define(70 /* F12 */, 'F12');\n define(71 /* F13 */, 'F13');\n define(72 /* F14 */, 'F14');\n define(73 /* F15 */, 'F15');\n define(74 /* F16 */, 'F16');\n define(75 /* F17 */, 'F17');\n define(76 /* F18 */, 'F18');\n define(77 /* F19 */, 'F19');\n define(78 /* NumLock */, 'NumLock');\n define(79 /* ScrollLock */, 'ScrollLock');\n define(80 /* US_SEMICOLON */, ';', ';', 'OEM_1');\n define(81 /* US_EQUAL */, '=', '=', 'OEM_PLUS');\n define(82 /* US_COMMA */, ',', ',', 'OEM_COMMA');\n define(83 /* US_MINUS */, '-', '-', 'OEM_MINUS');\n define(84 /* US_DOT */, '.', '.', 'OEM_PERIOD');\n define(85 /* US_SLASH */, '/', '/', 'OEM_2');\n define(86 /* US_BACKTICK */, '`', '`', 'OEM_3');\n define(110 /* ABNT_C1 */, 'ABNT_C1');\n define(111 /* ABNT_C2 */, 'ABNT_C2');\n define(87 /* US_OPEN_SQUARE_BRACKET */, '[', '[', 'OEM_4');\n define(88 /* US_BACKSLASH */, '\\\\', '\\\\', 'OEM_5');\n define(89 /* US_CLOSE_SQUARE_BRACKET */, ']', ']', 'OEM_6');\n define(90 /* US_QUOTE */, '\\'', '\\'', 'OEM_7');\n define(91 /* OEM_8 */, 'OEM_8');\n define(92 /* OEM_102 */, 'OEM_102');\n define(93 /* NUMPAD_0 */, 'NumPad0');\n define(94 /* NUMPAD_1 */, 'NumPad1');\n define(95 /* NUMPAD_2 */, 'NumPad2');\n define(96 /* NUMPAD_3 */, 'NumPad3');\n define(97 /* NUMPAD_4 */, 'NumPad4');\n define(98 /* NUMPAD_5 */, 'NumPad5');\n define(99 /* NUMPAD_6 */, 'NumPad6');\n define(100 /* NUMPAD_7 */, 'NumPad7');\n define(101 /* NUMPAD_8 */, 'NumPad8');\n define(102 /* NUMPAD_9 */, 'NumPad9');\n define(103 /* NUMPAD_MULTIPLY */, 'NumPad_Multiply');\n define(104 /* NUMPAD_ADD */, 'NumPad_Add');\n define(105 /* NUMPAD_SEPARATOR */, 'NumPad_Separator');\n define(106 /* NUMPAD_SUBTRACT */, 'NumPad_Subtract');\n define(107 /* NUMPAD_DECIMAL */, 'NumPad_Decimal');\n define(108 /* NUMPAD_DIVIDE */, 'NumPad_Divide');\n})();\nexport var KeyCodeUtils;\n(function (KeyCodeUtils) {\n function toString(keyCode) {\n return uiMap.keyCodeToStr(keyCode);\n }\n KeyCodeUtils.toString = toString;\n function fromString(key) {\n return uiMap.strToKeyCode(key);\n }\n KeyCodeUtils.fromString = fromString;\n function toUserSettingsUS(keyCode) {\n return userSettingsUSMap.keyCodeToStr(keyCode);\n }\n KeyCodeUtils.toUserSettingsUS = toUserSettingsUS;\n function toUserSettingsGeneral(keyCode) {\n return userSettingsGeneralMap.keyCodeToStr(keyCode);\n }\n KeyCodeUtils.toUserSettingsGeneral = toUserSettingsGeneral;\n function fromUserSettings(key) {\n return userSettingsUSMap.strToKeyCode(key) || userSettingsGeneralMap.strToKeyCode(key);\n }\n KeyCodeUtils.fromUserSettings = fromUserSettings;\n})(KeyCodeUtils || (KeyCodeUtils = {}));\nexport function KeyChord(firstPart, secondPart) {\n const chordPart = ((secondPart & 0x0000FFFF) << 16) >>> 0;\n return (firstPart | chordPart) >>> 0;\n}\nexport function createKeybinding(keybinding, OS) {\n if (keybinding === 0) {\n return null;\n }\n const firstPart = (keybinding & 0x0000FFFF) >>> 0;\n const chordPart = (keybinding & 0xFFFF0000) >>> 16;\n if (chordPart !== 0) {\n return new ChordKeybinding([\n createSimpleKeybinding(firstPart, OS),\n createSimpleKeybinding(chordPart, OS)\n ]);\n }\n return new ChordKeybinding([createSimpleKeybinding(firstPart, OS)]);\n}\nexport function createSimpleKeybinding(keybinding, OS) {\n const ctrlCmd = (keybinding & 2048 /* CtrlCmd */ ? true : false);\n const winCtrl = (keybinding & 256 /* WinCtrl */ ? true : false);\n const ctrlKey = (OS === 2 /* Macintosh */ ? winCtrl : ctrlCmd);\n const shiftKey = (keybinding & 1024 /* Shift */ ? true : false);\n const altKey = (keybinding & 512 /* Alt */ ? true : false);\n const metaKey = (OS === 2 /* Macintosh */ ? ctrlCmd : winCtrl);\n const keyCode = (keybinding & 255 /* KeyCode */);\n return new SimpleKeybinding(ctrlKey, shiftKey, altKey, metaKey, keyCode);\n}\nexport class SimpleKeybinding {\n constructor(ctrlKey, shiftKey, altKey, metaKey, keyCode) {\n this.ctrlKey = ctrlKey;\n this.shiftKey = shiftKey;\n this.altKey = altKey;\n this.metaKey = metaKey;\n this.keyCode = keyCode;\n }\n equals(other) {\n return (this.ctrlKey === other.ctrlKey\n && this.shiftKey === other.shiftKey\n && this.altKey === other.altKey\n && this.metaKey === other.metaKey\n && this.keyCode === other.keyCode);\n }\n isModifierKey() {\n return (this.keyCode === 0 /* Unknown */\n || this.keyCode === 5 /* Ctrl */\n || this.keyCode === 57 /* Meta */\n || this.keyCode === 6 /* Alt */\n || this.keyCode === 4 /* Shift */);\n }\n toChord() {\n return new ChordKeybinding([this]);\n }\n /**\n * Does this keybinding refer to the key code of a modifier and it also has the modifier flag?\n */\n isDuplicateModifierCase() {\n return ((this.ctrlKey && this.keyCode === 5 /* Ctrl */)\n || (this.shiftKey && this.keyCode === 4 /* Shift */)\n || (this.altKey && this.keyCode === 6 /* Alt */)\n || (this.metaKey && this.keyCode === 57 /* Meta */));\n }\n}\nexport class ChordKeybinding {\n constructor(parts) {\n if (parts.length === 0) {\n throw illegalArgument(`parts`);\n }\n this.parts = parts;\n }\n}\nexport class ResolvedKeybindingPart {\n constructor(ctrlKey, shiftKey, altKey, metaKey, kbLabel, kbAriaLabel) {\n this.ctrlKey = ctrlKey;\n this.shiftKey = shiftKey;\n this.altKey = altKey;\n this.metaKey = metaKey;\n this.keyLabel = kbLabel;\n this.keyAriaLabel = kbAriaLabel;\n }\n}\n/**\n * A resolved keybinding. Can be a simple keybinding or a chord keybinding.\n */\nexport class ResolvedKeybinding {\n}\n","import { Iterable } from './iterator.js';\n/**\n * Enables logging of potentially leaked disposables.\n *\n * A disposable is considered leaked if it is not disposed or not registered as the child of\n * another disposable. This tracking is very simple an only works for classes that either\n * extend Disposable or use a DisposableStore. This means there are a lot of false positives.\n */\nconst TRACK_DISPOSABLES = false;\nconst __is_disposable_tracked__ = '__is_disposable_tracked__';\nfunction markTracked(x) {\n if (!TRACK_DISPOSABLES) {\n return;\n }\n if (x && x !== Disposable.None) {\n try {\n x[__is_disposable_tracked__] = true;\n }\n catch (_a) {\n // noop\n }\n }\n}\nfunction trackDisposable(x) {\n if (!TRACK_DISPOSABLES) {\n return x;\n }\n const stack = new Error('Potentially leaked disposable').stack;\n setTimeout(() => {\n if (!x[__is_disposable_tracked__]) {\n console.log(stack);\n }\n }, 3000);\n return x;\n}\nexport class MultiDisposeError extends Error {\n constructor(errors) {\n super(`Encounter errors while disposing of store. Errors: [${errors.join(', ')}]`);\n this.errors = errors;\n }\n}\nexport function isDisposable(thing) {\n return typeof thing.dispose === 'function' && thing.dispose.length === 0;\n}\nexport function dispose(arg) {\n if (Iterable.is(arg)) {\n let errors = [];\n for (const d of arg) {\n if (d) {\n markTracked(d);\n try {\n d.dispose();\n }\n catch (e) {\n errors.push(e);\n }\n }\n }\n if (errors.length === 1) {\n throw errors[0];\n }\n else if (errors.length > 1) {\n throw new MultiDisposeError(errors);\n }\n return Array.isArray(arg) ? [] : arg;\n }\n else if (arg) {\n markTracked(arg);\n arg.dispose();\n return arg;\n }\n}\nexport function combinedDisposable(...disposables) {\n disposables.forEach(markTracked);\n return trackDisposable({ dispose: () => dispose(disposables) });\n}\nexport function toDisposable(fn) {\n const self = trackDisposable({\n dispose: () => {\n markTracked(self);\n fn();\n }\n });\n return self;\n}\nexport class DisposableStore {\n constructor() {\n this._toDispose = new Set();\n this._isDisposed = false;\n }\n /**\n * Dispose of all registered disposables and mark this object as disposed.\n *\n * Any future disposables added to this object will be disposed of on `add`.\n */\n dispose() {\n if (this._isDisposed) {\n return;\n }\n markTracked(this);\n this._isDisposed = true;\n this.clear();\n }\n /**\n * Dispose of all registered disposables but do not mark this object as disposed.\n */\n clear() {\n try {\n dispose(this._toDispose.values());\n }\n finally {\n this._toDispose.clear();\n }\n }\n add(t) {\n if (!t) {\n return t;\n }\n if (t === this) {\n throw new Error('Cannot register a disposable on itself!');\n }\n markTracked(t);\n if (this._isDisposed) {\n if (!DisposableStore.DISABLE_DISPOSED_WARNING) {\n console.warn(new Error('Trying to add a disposable to a DisposableStore that has already been disposed of. The added object will be leaked!').stack);\n }\n }\n else {\n this._toDispose.add(t);\n }\n return t;\n }\n}\nDisposableStore.DISABLE_DISPOSED_WARNING = false;\nexport class Disposable {\n constructor() {\n this._store = new DisposableStore();\n trackDisposable(this);\n }\n dispose() {\n markTracked(this);\n this._store.dispose();\n }\n _register(t) {\n if (t === this) {\n throw new Error('Cannot register a disposable on itself!');\n }\n return this._store.add(t);\n }\n}\nDisposable.None = Object.freeze({ dispose() { } });\n/**\n * Manages the lifecycle of a disposable value that may be changed.\n *\n * This ensures that when the disposable value is changed, the previously held disposable is disposed of. You can\n * also register a `MutableDisposable` on a `Disposable` to ensure it is automatically cleaned up.\n */\nexport class MutableDisposable {\n constructor() {\n this._isDisposed = false;\n trackDisposable(this);\n }\n get value() {\n return this._isDisposed ? undefined : this._value;\n }\n set value(value) {\n if (this._isDisposed || value === this._value) {\n return;\n }\n if (this._value) {\n this._value.dispose();\n }\n if (value) {\n markTracked(value);\n }\n this._value = value;\n }\n clear() {\n this.value = undefined;\n }\n dispose() {\n this._isDisposed = true;\n markTracked(this);\n if (this._value) {\n this._value.dispose();\n }\n this._value = undefined;\n }\n}\nexport class ImmortalReference {\n constructor(object) {\n this.object = object;\n }\n dispose() { }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nclass Node {\n constructor(element) {\n this.element = element;\n this.next = Node.Undefined;\n this.prev = Node.Undefined;\n }\n}\nNode.Undefined = new Node(undefined);\nexport class LinkedList {\n constructor() {\n this._first = Node.Undefined;\n this._last = Node.Undefined;\n this._size = 0;\n }\n get size() {\n return this._size;\n }\n isEmpty() {\n return this._first === Node.Undefined;\n }\n clear() {\n this._first = Node.Undefined;\n this._last = Node.Undefined;\n this._size = 0;\n }\n unshift(element) {\n return this._insert(element, false);\n }\n push(element) {\n return this._insert(element, true);\n }\n _insert(element, atTheEnd) {\n const newNode = new Node(element);\n if (this._first === Node.Undefined) {\n this._first = newNode;\n this._last = newNode;\n }\n else if (atTheEnd) {\n // push\n const oldLast = this._last;\n this._last = newNode;\n newNode.prev = oldLast;\n oldLast.next = newNode;\n }\n else {\n // unshift\n const oldFirst = this._first;\n this._first = newNode;\n newNode.next = oldFirst;\n oldFirst.prev = newNode;\n }\n this._size += 1;\n let didRemove = false;\n return () => {\n if (!didRemove) {\n didRemove = true;\n this._remove(newNode);\n }\n };\n }\n shift() {\n if (this._first === Node.Undefined) {\n return undefined;\n }\n else {\n const res = this._first.element;\n this._remove(this._first);\n return res;\n }\n }\n pop() {\n if (this._last === Node.Undefined) {\n return undefined;\n }\n else {\n const res = this._last.element;\n this._remove(this._last);\n return res;\n }\n }\n _remove(node) {\n if (node.prev !== Node.Undefined && node.next !== Node.Undefined) {\n // middle\n const anchor = node.prev;\n anchor.next = node.next;\n node.next.prev = anchor;\n }\n else if (node.prev === Node.Undefined && node.next === Node.Undefined) {\n // only node\n this._first = Node.Undefined;\n this._last = Node.Undefined;\n }\n else if (node.next === Node.Undefined) {\n // last\n this._last = this._last.prev;\n this._last.next = Node.Undefined;\n }\n else if (node.prev === Node.Undefined) {\n // first\n this._first = this._first.next;\n this._first.prev = Node.Undefined;\n }\n // done\n this._size -= 1;\n }\n *[Symbol.iterator]() {\n let node = this._first;\n while (node !== Node.Undefined) {\n yield node.element;\n node = node.next;\n }\n }\n toArray() {\n const result = [];\n for (let node = this._first; node !== Node.Undefined; node = node.next) {\n result.push(node.element);\n }\n return result;\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\n// NOTE: VSCode's copy of nodejs path library to be usable in common (non-node) namespace\n// Copied from: https://github.com/nodejs/node/blob/v12.8.1/lib/path.js\n/**\n * Copyright Joyent, Inc. and other Node contributors.\n *\n * Permission is hereby granted, free of charge, to any person obtaining a\n * copy of this software and associated documentation files (the\n * \"Software\"), to deal in the Software without restriction, including\n * without limitation the rights to use, copy, modify, merge, publish,\n * distribute, sublicense, and/or sell copies of the Software, and to permit\n * persons to whom the Software is furnished to do so, subject to the\n * following conditions:\n *\n * The above copyright notice and this permission notice shall be included\n * in all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS\n * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\n * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN\n * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,\n * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR\n * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE\n * USE OR OTHER DEALINGS IN THE SOFTWARE.\n */\nimport * as process from './process.js';\nconst CHAR_UPPERCASE_A = 65; /* A */\nconst CHAR_LOWERCASE_A = 97; /* a */\nconst CHAR_UPPERCASE_Z = 90; /* Z */\nconst CHAR_LOWERCASE_Z = 122; /* z */\nconst CHAR_DOT = 46; /* . */\nconst CHAR_FORWARD_SLASH = 47; /* / */\nconst CHAR_BACKWARD_SLASH = 92; /* \\ */\nconst CHAR_COLON = 58; /* : */\nconst CHAR_QUESTION_MARK = 63; /* ? */\nclass ErrorInvalidArgType extends Error {\n constructor(name, expected, actual) {\n // determiner: 'must be' or 'must not be'\n let determiner;\n if (typeof expected === 'string' && expected.indexOf('not ') === 0) {\n determiner = 'must not be';\n expected = expected.replace(/^not /, '');\n }\n else {\n determiner = 'must be';\n }\n const type = name.indexOf('.') !== -1 ? 'property' : 'argument';\n let msg = `The \"${name}\" ${type} ${determiner} of type ${expected}`;\n msg += `. Received type ${typeof actual}`;\n super(msg);\n this.code = 'ERR_INVALID_ARG_TYPE';\n }\n}\nfunction validateString(value, name) {\n if (typeof value !== 'string') {\n throw new ErrorInvalidArgType(name, 'string', value);\n }\n}\nfunction isPathSeparator(code) {\n return code === CHAR_FORWARD_SLASH || code === CHAR_BACKWARD_SLASH;\n}\nfunction isPosixPathSeparator(code) {\n return code === CHAR_FORWARD_SLASH;\n}\nfunction isWindowsDeviceRoot(code) {\n return code >= CHAR_UPPERCASE_A && code <= CHAR_UPPERCASE_Z ||\n code >= CHAR_LOWERCASE_A && code <= CHAR_LOWERCASE_Z;\n}\n// Resolves . and .. elements in a path with directory names\nfunction normalizeString(path, allowAboveRoot, separator, isPathSeparator) {\n let res = '';\n let lastSegmentLength = 0;\n let lastSlash = -1;\n let dots = 0;\n let code = 0;\n for (let i = 0; i <= path.length; ++i) {\n if (i < path.length) {\n code = path.charCodeAt(i);\n }\n else if (isPathSeparator(code)) {\n break;\n }\n else {\n code = CHAR_FORWARD_SLASH;\n }\n if (isPathSeparator(code)) {\n if (lastSlash === i - 1 || dots === 1) {\n // NOOP\n }\n else if (dots === 2) {\n if (res.length < 2 || lastSegmentLength !== 2 ||\n res.charCodeAt(res.length - 1) !== CHAR_DOT ||\n res.charCodeAt(res.length - 2) !== CHAR_DOT) {\n if (res.length > 2) {\n const lastSlashIndex = res.lastIndexOf(separator);\n if (lastSlashIndex === -1) {\n res = '';\n lastSegmentLength = 0;\n }\n else {\n res = res.slice(0, lastSlashIndex);\n lastSegmentLength = res.length - 1 - res.lastIndexOf(separator);\n }\n lastSlash = i;\n dots = 0;\n continue;\n }\n else if (res.length !== 0) {\n res = '';\n lastSegmentLength = 0;\n lastSlash = i;\n dots = 0;\n continue;\n }\n }\n if (allowAboveRoot) {\n res += res.length > 0 ? `${separator}..` : '..';\n lastSegmentLength = 2;\n }\n }\n else {\n if (res.length > 0) {\n res += `${separator}${path.slice(lastSlash + 1, i)}`;\n }\n else {\n res = path.slice(lastSlash + 1, i);\n }\n lastSegmentLength = i - lastSlash - 1;\n }\n lastSlash = i;\n dots = 0;\n }\n else if (code === CHAR_DOT && dots !== -1) {\n ++dots;\n }\n else {\n dots = -1;\n }\n }\n return res;\n}\nfunction _format(sep, pathObject) {\n if (pathObject === null || typeof pathObject !== 'object') {\n throw new ErrorInvalidArgType('pathObject', 'Object', pathObject);\n }\n const dir = pathObject.dir || pathObject.root;\n const base = pathObject.base ||\n `${pathObject.name || ''}${pathObject.ext || ''}`;\n if (!dir) {\n return base;\n }\n return dir === pathObject.root ? `${dir}${base}` : `${dir}${sep}${base}`;\n}\nexport const win32 = {\n // path.resolve([from ...], to)\n resolve(...pathSegments) {\n let resolvedDevice = '';\n let resolvedTail = '';\n let resolvedAbsolute = false;\n for (let i = pathSegments.length - 1; i >= -1; i--) {\n let path;\n if (i >= 0) {\n path = pathSegments[i];\n validateString(path, 'path');\n // Skip empty entries\n if (path.length === 0) {\n continue;\n }\n }\n else if (resolvedDevice.length === 0) {\n path = process.cwd();\n }\n else {\n // Windows has the concept of drive-specific current working\n // directories. If we've resolved a drive letter but not yet an\n // absolute path, get cwd for that drive, or the process cwd if\n // the drive cwd is not available. We're sure the device is not\n // a UNC path at this points, because UNC paths are always absolute.\n path = process.env[`=${resolvedDevice}`] || process.cwd();\n // Verify that a cwd was found and that it actually points\n // to our drive. If not, default to the drive's root.\n if (path === undefined ||\n path.slice(0, 2).toLowerCase() !== resolvedDevice.toLowerCase() &&\n path.charCodeAt(2) === CHAR_BACKWARD_SLASH) {\n path = `${resolvedDevice}\\\\`;\n }\n }\n const len = path.length;\n let rootEnd = 0;\n let device = '';\n let isAbsolute = false;\n const code = path.charCodeAt(0);\n // Try to match a root\n if (len === 1) {\n if (isPathSeparator(code)) {\n // `path` contains just a path separator\n rootEnd = 1;\n isAbsolute = true;\n }\n }\n else if (isPathSeparator(code)) {\n // Possible UNC root\n // If we started with a separator, we know we at least have an\n // absolute path of some kind (UNC or otherwise)\n isAbsolute = true;\n if (isPathSeparator(path.charCodeAt(1))) {\n // Matched double path separator at beginning\n let j = 2;\n let last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n const firstPart = path.slice(last, j);\n // Matched!\n last = j;\n // Match 1 or more path separators\n while (j < len && isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j === len || j !== last) {\n // We matched a UNC root\n device = `\\\\\\\\${firstPart}\\\\${path.slice(last, j)}`;\n rootEnd = j;\n }\n }\n }\n }\n else {\n rootEnd = 1;\n }\n }\n else if (isWindowsDeviceRoot(code) &&\n path.charCodeAt(1) === CHAR_COLON) {\n // Possible device root\n device = path.slice(0, 2);\n rootEnd = 2;\n if (len > 2 && isPathSeparator(path.charCodeAt(2))) {\n // Treat separator following drive name as an absolute path\n // indicator\n isAbsolute = true;\n rootEnd = 3;\n }\n }\n if (device.length > 0) {\n if (resolvedDevice.length > 0) {\n if (device.toLowerCase() !== resolvedDevice.toLowerCase()) {\n // This path points to another device so it is not applicable\n continue;\n }\n }\n else {\n resolvedDevice = device;\n }\n }\n if (resolvedAbsolute) {\n if (resolvedDevice.length > 0) {\n break;\n }\n }\n else {\n resolvedTail = `${path.slice(rootEnd)}\\\\${resolvedTail}`;\n resolvedAbsolute = isAbsolute;\n if (isAbsolute && resolvedDevice.length > 0) {\n break;\n }\n }\n }\n // At this point the path should be resolved to a full absolute path,\n // but handle relative paths to be safe (might happen when process.cwd()\n // fails)\n // Normalize the tail path\n resolvedTail = normalizeString(resolvedTail, !resolvedAbsolute, '\\\\', isPathSeparator);\n return resolvedAbsolute ?\n `${resolvedDevice}\\\\${resolvedTail}` :\n `${resolvedDevice}${resolvedTail}` || '.';\n },\n normalize(path) {\n validateString(path, 'path');\n const len = path.length;\n if (len === 0) {\n return '.';\n }\n let rootEnd = 0;\n let device;\n let isAbsolute = false;\n const code = path.charCodeAt(0);\n // Try to match a root\n if (len === 1) {\n // `path` contains just a single char, exit early to avoid\n // unnecessary work\n return isPosixPathSeparator(code) ? '\\\\' : path;\n }\n if (isPathSeparator(code)) {\n // Possible UNC root\n // If we started with a separator, we know we at least have an absolute\n // path of some kind (UNC or otherwise)\n isAbsolute = true;\n if (isPathSeparator(path.charCodeAt(1))) {\n // Matched double path separator at beginning\n let j = 2;\n let last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n const firstPart = path.slice(last, j);\n // Matched!\n last = j;\n // Match 1 or more path separators\n while (j < len && isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j === len) {\n // We matched a UNC root only\n // Return the normalized version of the UNC root since there\n // is nothing left to process\n return `\\\\\\\\${firstPart}\\\\${path.slice(last)}\\\\`;\n }\n if (j !== last) {\n // We matched a UNC root with leftovers\n device = `\\\\\\\\${firstPart}\\\\${path.slice(last, j)}`;\n rootEnd = j;\n }\n }\n }\n }\n else {\n rootEnd = 1;\n }\n }\n else if (isWindowsDeviceRoot(code) && path.charCodeAt(1) === CHAR_COLON) {\n // Possible device root\n device = path.slice(0, 2);\n rootEnd = 2;\n if (len > 2 && isPathSeparator(path.charCodeAt(2))) {\n // Treat separator following drive name as an absolute path\n // indicator\n isAbsolute = true;\n rootEnd = 3;\n }\n }\n let tail = rootEnd < len ?\n normalizeString(path.slice(rootEnd), !isAbsolute, '\\\\', isPathSeparator) :\n '';\n if (tail.length === 0 && !isAbsolute) {\n tail = '.';\n }\n if (tail.length > 0 && isPathSeparator(path.charCodeAt(len - 1))) {\n tail += '\\\\';\n }\n if (device === undefined) {\n return isAbsolute ? `\\\\${tail}` : tail;\n }\n return isAbsolute ? `${device}\\\\${tail}` : `${device}${tail}`;\n },\n isAbsolute(path) {\n validateString(path, 'path');\n const len = path.length;\n if (len === 0) {\n return false;\n }\n const code = path.charCodeAt(0);\n return isPathSeparator(code) ||\n // Possible device root\n len > 2 &&\n isWindowsDeviceRoot(code) &&\n path.charCodeAt(1) === CHAR_COLON &&\n isPathSeparator(path.charCodeAt(2));\n },\n join(...paths) {\n if (paths.length === 0) {\n return '.';\n }\n let joined;\n let firstPart;\n for (let i = 0; i < paths.length; ++i) {\n const arg = paths[i];\n validateString(arg, 'path');\n if (arg.length > 0) {\n if (joined === undefined) {\n joined = firstPart = arg;\n }\n else {\n joined += `\\\\${arg}`;\n }\n }\n }\n if (joined === undefined) {\n return '.';\n }\n // Make sure that the joined path doesn't start with two slashes, because\n // normalize() will mistake it for an UNC path then.\n //\n // This step is skipped when it is very clear that the user actually\n // intended to point at an UNC path. This is assumed when the first\n // non-empty string arguments starts with exactly two slashes followed by\n // at least one more non-slash character.\n //\n // Note that for normalize() to treat a path as an UNC path it needs to\n // have at least 2 components, so we don't filter for that here.\n // This means that the user can use join to construct UNC paths from\n // a server name and a share name; for example:\n // path.join('//server', 'share') -> '\\\\\\\\server\\\\share\\\\')\n let needsReplace = true;\n let slashCount = 0;\n if (typeof firstPart === 'string' && isPathSeparator(firstPart.charCodeAt(0))) {\n ++slashCount;\n const firstLen = firstPart.length;\n if (firstLen > 1 && isPathSeparator(firstPart.charCodeAt(1))) {\n ++slashCount;\n if (firstLen > 2) {\n if (isPathSeparator(firstPart.charCodeAt(2))) {\n ++slashCount;\n }\n else {\n // We matched a UNC path in the first part\n needsReplace = false;\n }\n }\n }\n }\n if (needsReplace) {\n // Find any more consecutive slashes we need to replace\n while (slashCount < joined.length &&\n isPathSeparator(joined.charCodeAt(slashCount))) {\n slashCount++;\n }\n // Replace the slashes if needed\n if (slashCount >= 2) {\n joined = `\\\\${joined.slice(slashCount)}`;\n }\n }\n return win32.normalize(joined);\n },\n // It will solve the relative path from `from` to `to`, for instance:\n // from = 'C:\\\\orandea\\\\test\\\\aaa'\n // to = 'C:\\\\orandea\\\\impl\\\\bbb'\n // The output of the function should be: '..\\\\..\\\\impl\\\\bbb'\n relative(from, to) {\n validateString(from, 'from');\n validateString(to, 'to');\n if (from === to) {\n return '';\n }\n const fromOrig = win32.resolve(from);\n const toOrig = win32.resolve(to);\n if (fromOrig === toOrig) {\n return '';\n }\n from = fromOrig.toLowerCase();\n to = toOrig.toLowerCase();\n if (from === to) {\n return '';\n }\n // Trim any leading backslashes\n let fromStart = 0;\n while (fromStart < from.length &&\n from.charCodeAt(fromStart) === CHAR_BACKWARD_SLASH) {\n fromStart++;\n }\n // Trim trailing backslashes (applicable to UNC paths only)\n let fromEnd = from.length;\n while (fromEnd - 1 > fromStart &&\n from.charCodeAt(fromEnd - 1) === CHAR_BACKWARD_SLASH) {\n fromEnd--;\n }\n const fromLen = fromEnd - fromStart;\n // Trim any leading backslashes\n let toStart = 0;\n while (toStart < to.length &&\n to.charCodeAt(toStart) === CHAR_BACKWARD_SLASH) {\n toStart++;\n }\n // Trim trailing backslashes (applicable to UNC paths only)\n let toEnd = to.length;\n while (toEnd - 1 > toStart &&\n to.charCodeAt(toEnd - 1) === CHAR_BACKWARD_SLASH) {\n toEnd--;\n }\n const toLen = toEnd - toStart;\n // Compare paths to find the longest common path from root\n const length = fromLen < toLen ? fromLen : toLen;\n let lastCommonSep = -1;\n let i = 0;\n for (; i < length; i++) {\n const fromCode = from.charCodeAt(fromStart + i);\n if (fromCode !== to.charCodeAt(toStart + i)) {\n break;\n }\n else if (fromCode === CHAR_BACKWARD_SLASH) {\n lastCommonSep = i;\n }\n }\n // We found a mismatch before the first common path separator was seen, so\n // return the original `to`.\n if (i !== length) {\n if (lastCommonSep === -1) {\n return toOrig;\n }\n }\n else {\n if (toLen > length) {\n if (to.charCodeAt(toStart + i) === CHAR_BACKWARD_SLASH) {\n // We get here if `from` is the exact base path for `to`.\n // For example: from='C:\\\\foo\\\\bar'; to='C:\\\\foo\\\\bar\\\\baz'\n return toOrig.slice(toStart + i + 1);\n }\n if (i === 2) {\n // We get here if `from` is the device root.\n // For example: from='C:\\\\'; to='C:\\\\foo'\n return toOrig.slice(toStart + i);\n }\n }\n if (fromLen > length) {\n if (from.charCodeAt(fromStart + i) === CHAR_BACKWARD_SLASH) {\n // We get here if `to` is the exact base path for `from`.\n // For example: from='C:\\\\foo\\\\bar'; to='C:\\\\foo'\n lastCommonSep = i;\n }\n else if (i === 2) {\n // We get here if `to` is the device root.\n // For example: from='C:\\\\foo\\\\bar'; to='C:\\\\'\n lastCommonSep = 3;\n }\n }\n if (lastCommonSep === -1) {\n lastCommonSep = 0;\n }\n }\n let out = '';\n // Generate the relative path based on the path difference between `to` and\n // `from`\n for (i = fromStart + lastCommonSep + 1; i <= fromEnd; ++i) {\n if (i === fromEnd || from.charCodeAt(i) === CHAR_BACKWARD_SLASH) {\n out += out.length === 0 ? '..' : '\\\\..';\n }\n }\n toStart += lastCommonSep;\n // Lastly, append the rest of the destination (`to`) path that comes after\n // the common path parts\n if (out.length > 0) {\n return `${out}${toOrig.slice(toStart, toEnd)}`;\n }\n if (toOrig.charCodeAt(toStart) === CHAR_BACKWARD_SLASH) {\n ++toStart;\n }\n return toOrig.slice(toStart, toEnd);\n },\n toNamespacedPath(path) {\n // Note: this will *probably* throw somewhere.\n if (typeof path !== 'string') {\n return path;\n }\n if (path.length === 0) {\n return '';\n }\n const resolvedPath = win32.resolve(path);\n if (resolvedPath.length <= 2) {\n return path;\n }\n if (resolvedPath.charCodeAt(0) === CHAR_BACKWARD_SLASH) {\n // Possible UNC root\n if (resolvedPath.charCodeAt(1) === CHAR_BACKWARD_SLASH) {\n const code = resolvedPath.charCodeAt(2);\n if (code !== CHAR_QUESTION_MARK && code !== CHAR_DOT) {\n // Matched non-long UNC root, convert the path to a long UNC path\n return `\\\\\\\\?\\\\UNC\\\\${resolvedPath.slice(2)}`;\n }\n }\n }\n else if (isWindowsDeviceRoot(resolvedPath.charCodeAt(0)) &&\n resolvedPath.charCodeAt(1) === CHAR_COLON &&\n resolvedPath.charCodeAt(2) === CHAR_BACKWARD_SLASH) {\n // Matched device root, convert the path to a long UNC path\n return `\\\\\\\\?\\\\${resolvedPath}`;\n }\n return path;\n },\n dirname(path) {\n validateString(path, 'path');\n const len = path.length;\n if (len === 0) {\n return '.';\n }\n let rootEnd = -1;\n let offset = 0;\n const code = path.charCodeAt(0);\n if (len === 1) {\n // `path` contains just a path separator, exit early to avoid\n // unnecessary work or a dot.\n return isPathSeparator(code) ? path : '.';\n }\n // Try to match a root\n if (isPathSeparator(code)) {\n // Possible UNC root\n rootEnd = offset = 1;\n if (isPathSeparator(path.charCodeAt(1))) {\n // Matched double path separator at beginning\n let j = 2;\n let last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more path separators\n while (j < len && isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j === len) {\n // We matched a UNC root only\n return path;\n }\n if (j !== last) {\n // We matched a UNC root with leftovers\n // Offset by 1 to include the separator after the UNC root to\n // treat it as a \"normal root\" on top of a (UNC) root\n rootEnd = offset = j + 1;\n }\n }\n }\n }\n // Possible device root\n }\n else if (isWindowsDeviceRoot(code) && path.charCodeAt(1) === CHAR_COLON) {\n rootEnd = len > 2 && isPathSeparator(path.charCodeAt(2)) ? 3 : 2;\n offset = rootEnd;\n }\n let end = -1;\n let matchedSlash = true;\n for (let i = len - 1; i >= offset; --i) {\n if (isPathSeparator(path.charCodeAt(i))) {\n if (!matchedSlash) {\n end = i;\n break;\n }\n }\n else {\n // We saw the first non-path separator\n matchedSlash = false;\n }\n }\n if (end === -1) {\n if (rootEnd === -1) {\n return '.';\n }\n end = rootEnd;\n }\n return path.slice(0, end);\n },\n basename(path, ext) {\n if (ext !== undefined) {\n validateString(ext, 'ext');\n }\n validateString(path, 'path');\n let start = 0;\n let end = -1;\n let matchedSlash = true;\n let i;\n // Check for a drive letter prefix so as not to mistake the following\n // path separator as an extra separator at the end of the path that can be\n // disregarded\n if (path.length >= 2 &&\n isWindowsDeviceRoot(path.charCodeAt(0)) &&\n path.charCodeAt(1) === CHAR_COLON) {\n start = 2;\n }\n if (ext !== undefined && ext.length > 0 && ext.length <= path.length) {\n if (ext === path) {\n return '';\n }\n let extIdx = ext.length - 1;\n let firstNonSlashEnd = -1;\n for (i = path.length - 1; i >= start; --i) {\n const code = path.charCodeAt(i);\n if (isPathSeparator(code)) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n start = i + 1;\n break;\n }\n }\n else {\n if (firstNonSlashEnd === -1) {\n // We saw the first non-path separator, remember this index in case\n // we need it if the extension ends up not matching\n matchedSlash = false;\n firstNonSlashEnd = i + 1;\n }\n if (extIdx >= 0) {\n // Try to match the explicit extension\n if (code === ext.charCodeAt(extIdx)) {\n if (--extIdx === -1) {\n // We matched the extension, so mark this as the end of our path\n // component\n end = i;\n }\n }\n else {\n // Extension does not match, so our result is the entire path\n // component\n extIdx = -1;\n end = firstNonSlashEnd;\n }\n }\n }\n }\n if (start === end) {\n end = firstNonSlashEnd;\n }\n else if (end === -1) {\n end = path.length;\n }\n return path.slice(start, end);\n }\n for (i = path.length - 1; i >= start; --i) {\n if (isPathSeparator(path.charCodeAt(i))) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n start = i + 1;\n break;\n }\n }\n else if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // path component\n matchedSlash = false;\n end = i + 1;\n }\n }\n if (end === -1) {\n return '';\n }\n return path.slice(start, end);\n },\n extname(path) {\n validateString(path, 'path');\n let start = 0;\n let startDot = -1;\n let startPart = 0;\n let end = -1;\n let matchedSlash = true;\n // Track the state of characters (if any) we see before our first dot and\n // after any path separator we find\n let preDotState = 0;\n // Check for a drive letter prefix so as not to mistake the following\n // path separator as an extra separator at the end of the path that can be\n // disregarded\n if (path.length >= 2 &&\n path.charCodeAt(1) === CHAR_COLON &&\n isWindowsDeviceRoot(path.charCodeAt(0))) {\n start = startPart = 2;\n }\n for (let i = path.length - 1; i >= start; --i) {\n const code = path.charCodeAt(i);\n if (isPathSeparator(code)) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n startPart = i + 1;\n break;\n }\n continue;\n }\n if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // extension\n matchedSlash = false;\n end = i + 1;\n }\n if (code === CHAR_DOT) {\n // If this is our first dot, mark it as the start of our extension\n if (startDot === -1) {\n startDot = i;\n }\n else if (preDotState !== 1) {\n preDotState = 1;\n }\n }\n else if (startDot !== -1) {\n // We saw a non-dot and non-path separator before our dot, so we should\n // have a good chance at having a non-empty extension\n preDotState = -1;\n }\n }\n if (startDot === -1 ||\n end === -1 ||\n // We saw a non-dot character immediately before the dot\n preDotState === 0 ||\n // The (right-most) trimmed path component is exactly '..'\n (preDotState === 1 &&\n startDot === end - 1 &&\n startDot === startPart + 1)) {\n return '';\n }\n return path.slice(startDot, end);\n },\n format: _format.bind(null, '\\\\'),\n parse(path) {\n validateString(path, 'path');\n const ret = { root: '', dir: '', base: '', ext: '', name: '' };\n if (path.length === 0) {\n return ret;\n }\n const len = path.length;\n let rootEnd = 0;\n let code = path.charCodeAt(0);\n if (len === 1) {\n if (isPathSeparator(code)) {\n // `path` contains just a path separator, exit early to avoid\n // unnecessary work\n ret.root = ret.dir = path;\n return ret;\n }\n ret.base = ret.name = path;\n return ret;\n }\n // Try to match a root\n if (isPathSeparator(code)) {\n // Possible UNC root\n rootEnd = 1;\n if (isPathSeparator(path.charCodeAt(1))) {\n // Matched double path separator at beginning\n let j = 2;\n let last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more path separators\n while (j < len && isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j < len && j !== last) {\n // Matched!\n last = j;\n // Match 1 or more non-path separators\n while (j < len && !isPathSeparator(path.charCodeAt(j))) {\n j++;\n }\n if (j === len) {\n // We matched a UNC root only\n rootEnd = j;\n }\n else if (j !== last) {\n // We matched a UNC root with leftovers\n rootEnd = j + 1;\n }\n }\n }\n }\n }\n else if (isWindowsDeviceRoot(code) && path.charCodeAt(1) === CHAR_COLON) {\n // Possible device root\n if (len <= 2) {\n // `path` contains just a drive root, exit early to avoid\n // unnecessary work\n ret.root = ret.dir = path;\n return ret;\n }\n rootEnd = 2;\n if (isPathSeparator(path.charCodeAt(2))) {\n if (len === 3) {\n // `path` contains just a drive root, exit early to avoid\n // unnecessary work\n ret.root = ret.dir = path;\n return ret;\n }\n rootEnd = 3;\n }\n }\n if (rootEnd > 0) {\n ret.root = path.slice(0, rootEnd);\n }\n let startDot = -1;\n let startPart = rootEnd;\n let end = -1;\n let matchedSlash = true;\n let i = path.length - 1;\n // Track the state of characters (if any) we see before our first dot and\n // after any path separator we find\n let preDotState = 0;\n // Get non-dir info\n for (; i >= rootEnd; --i) {\n code = path.charCodeAt(i);\n if (isPathSeparator(code)) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n startPart = i + 1;\n break;\n }\n continue;\n }\n if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // extension\n matchedSlash = false;\n end = i + 1;\n }\n if (code === CHAR_DOT) {\n // If this is our first dot, mark it as the start of our extension\n if (startDot === -1) {\n startDot = i;\n }\n else if (preDotState !== 1) {\n preDotState = 1;\n }\n }\n else if (startDot !== -1) {\n // We saw a non-dot and non-path separator before our dot, so we should\n // have a good chance at having a non-empty extension\n preDotState = -1;\n }\n }\n if (end !== -1) {\n if (startDot === -1 ||\n // We saw a non-dot character immediately before the dot\n preDotState === 0 ||\n // The (right-most) trimmed path component is exactly '..'\n (preDotState === 1 &&\n startDot === end - 1 &&\n startDot === startPart + 1)) {\n ret.base = ret.name = path.slice(startPart, end);\n }\n else {\n ret.name = path.slice(startPart, startDot);\n ret.base = path.slice(startPart, end);\n ret.ext = path.slice(startDot, end);\n }\n }\n // If the directory is the root, use the entire root as the `dir` including\n // the trailing slash if any (`C:\\abc` -> `C:\\`). Otherwise, strip out the\n // trailing slash (`C:\\abc\\def` -> `C:\\abc`).\n if (startPart > 0 && startPart !== rootEnd) {\n ret.dir = path.slice(0, startPart - 1);\n }\n else {\n ret.dir = ret.root;\n }\n return ret;\n },\n sep: '\\\\',\n delimiter: ';',\n win32: null,\n posix: null\n};\nexport const posix = {\n // path.resolve([from ...], to)\n resolve(...pathSegments) {\n let resolvedPath = '';\n let resolvedAbsolute = false;\n for (let i = pathSegments.length - 1; i >= -1 && !resolvedAbsolute; i--) {\n const path = i >= 0 ? pathSegments[i] : process.cwd();\n validateString(path, 'path');\n // Skip empty entries\n if (path.length === 0) {\n continue;\n }\n resolvedPath = `${path}/${resolvedPath}`;\n resolvedAbsolute = path.charCodeAt(0) === CHAR_FORWARD_SLASH;\n }\n // At this point the path should be resolved to a full absolute path, but\n // handle relative paths to be safe (might happen when process.cwd() fails)\n // Normalize the path\n resolvedPath = normalizeString(resolvedPath, !resolvedAbsolute, '/', isPosixPathSeparator);\n if (resolvedAbsolute) {\n return `/${resolvedPath}`;\n }\n return resolvedPath.length > 0 ? resolvedPath : '.';\n },\n normalize(path) {\n validateString(path, 'path');\n if (path.length === 0) {\n return '.';\n }\n const isAbsolute = path.charCodeAt(0) === CHAR_FORWARD_SLASH;\n const trailingSeparator = path.charCodeAt(path.length - 1) === CHAR_FORWARD_SLASH;\n // Normalize the path\n path = normalizeString(path, !isAbsolute, '/', isPosixPathSeparator);\n if (path.length === 0) {\n if (isAbsolute) {\n return '/';\n }\n return trailingSeparator ? './' : '.';\n }\n if (trailingSeparator) {\n path += '/';\n }\n return isAbsolute ? `/${path}` : path;\n },\n isAbsolute(path) {\n validateString(path, 'path');\n return path.length > 0 && path.charCodeAt(0) === CHAR_FORWARD_SLASH;\n },\n join(...paths) {\n if (paths.length === 0) {\n return '.';\n }\n let joined;\n for (let i = 0; i < paths.length; ++i) {\n const arg = paths[i];\n validateString(arg, 'path');\n if (arg.length > 0) {\n if (joined === undefined) {\n joined = arg;\n }\n else {\n joined += `/${arg}`;\n }\n }\n }\n if (joined === undefined) {\n return '.';\n }\n return posix.normalize(joined);\n },\n relative(from, to) {\n validateString(from, 'from');\n validateString(to, 'to');\n if (from === to) {\n return '';\n }\n // Trim leading forward slashes.\n from = posix.resolve(from);\n to = posix.resolve(to);\n if (from === to) {\n return '';\n }\n const fromStart = 1;\n const fromEnd = from.length;\n const fromLen = fromEnd - fromStart;\n const toStart = 1;\n const toLen = to.length - toStart;\n // Compare paths to find the longest common path from root\n const length = (fromLen < toLen ? fromLen : toLen);\n let lastCommonSep = -1;\n let i = 0;\n for (; i < length; i++) {\n const fromCode = from.charCodeAt(fromStart + i);\n if (fromCode !== to.charCodeAt(toStart + i)) {\n break;\n }\n else if (fromCode === CHAR_FORWARD_SLASH) {\n lastCommonSep = i;\n }\n }\n if (i === length) {\n if (toLen > length) {\n if (to.charCodeAt(toStart + i) === CHAR_FORWARD_SLASH) {\n // We get here if `from` is the exact base path for `to`.\n // For example: from='/foo/bar'; to='/foo/bar/baz'\n return to.slice(toStart + i + 1);\n }\n if (i === 0) {\n // We get here if `from` is the root\n // For example: from='/'; to='/foo'\n return to.slice(toStart + i);\n }\n }\n else if (fromLen > length) {\n if (from.charCodeAt(fromStart + i) === CHAR_FORWARD_SLASH) {\n // We get here if `to` is the exact base path for `from`.\n // For example: from='/foo/bar/baz'; to='/foo/bar'\n lastCommonSep = i;\n }\n else if (i === 0) {\n // We get here if `to` is the root.\n // For example: from='/foo/bar'; to='/'\n lastCommonSep = 0;\n }\n }\n }\n let out = '';\n // Generate the relative path based on the path difference between `to`\n // and `from`.\n for (i = fromStart + lastCommonSep + 1; i <= fromEnd; ++i) {\n if (i === fromEnd || from.charCodeAt(i) === CHAR_FORWARD_SLASH) {\n out += out.length === 0 ? '..' : '/..';\n }\n }\n // Lastly, append the rest of the destination (`to`) path that comes after\n // the common path parts.\n return `${out}${to.slice(toStart + lastCommonSep)}`;\n },\n toNamespacedPath(path) {\n // Non-op on posix systems\n return path;\n },\n dirname(path) {\n validateString(path, 'path');\n if (path.length === 0) {\n return '.';\n }\n const hasRoot = path.charCodeAt(0) === CHAR_FORWARD_SLASH;\n let end = -1;\n let matchedSlash = true;\n for (let i = path.length - 1; i >= 1; --i) {\n if (path.charCodeAt(i) === CHAR_FORWARD_SLASH) {\n if (!matchedSlash) {\n end = i;\n break;\n }\n }\n else {\n // We saw the first non-path separator\n matchedSlash = false;\n }\n }\n if (end === -1) {\n return hasRoot ? '/' : '.';\n }\n if (hasRoot && end === 1) {\n return '//';\n }\n return path.slice(0, end);\n },\n basename(path, ext) {\n if (ext !== undefined) {\n validateString(ext, 'ext');\n }\n validateString(path, 'path');\n let start = 0;\n let end = -1;\n let matchedSlash = true;\n let i;\n if (ext !== undefined && ext.length > 0 && ext.length <= path.length) {\n if (ext === path) {\n return '';\n }\n let extIdx = ext.length - 1;\n let firstNonSlashEnd = -1;\n for (i = path.length - 1; i >= 0; --i) {\n const code = path.charCodeAt(i);\n if (code === CHAR_FORWARD_SLASH) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n start = i + 1;\n break;\n }\n }\n else {\n if (firstNonSlashEnd === -1) {\n // We saw the first non-path separator, remember this index in case\n // we need it if the extension ends up not matching\n matchedSlash = false;\n firstNonSlashEnd = i + 1;\n }\n if (extIdx >= 0) {\n // Try to match the explicit extension\n if (code === ext.charCodeAt(extIdx)) {\n if (--extIdx === -1) {\n // We matched the extension, so mark this as the end of our path\n // component\n end = i;\n }\n }\n else {\n // Extension does not match, so our result is the entire path\n // component\n extIdx = -1;\n end = firstNonSlashEnd;\n }\n }\n }\n }\n if (start === end) {\n end = firstNonSlashEnd;\n }\n else if (end === -1) {\n end = path.length;\n }\n return path.slice(start, end);\n }\n for (i = path.length - 1; i >= 0; --i) {\n if (path.charCodeAt(i) === CHAR_FORWARD_SLASH) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n start = i + 1;\n break;\n }\n }\n else if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // path component\n matchedSlash = false;\n end = i + 1;\n }\n }\n if (end === -1) {\n return '';\n }\n return path.slice(start, end);\n },\n extname(path) {\n validateString(path, 'path');\n let startDot = -1;\n let startPart = 0;\n let end = -1;\n let matchedSlash = true;\n // Track the state of characters (if any) we see before our first dot and\n // after any path separator we find\n let preDotState = 0;\n for (let i = path.length - 1; i >= 0; --i) {\n const code = path.charCodeAt(i);\n if (code === CHAR_FORWARD_SLASH) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n startPart = i + 1;\n break;\n }\n continue;\n }\n if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // extension\n matchedSlash = false;\n end = i + 1;\n }\n if (code === CHAR_DOT) {\n // If this is our first dot, mark it as the start of our extension\n if (startDot === -1) {\n startDot = i;\n }\n else if (preDotState !== 1) {\n preDotState = 1;\n }\n }\n else if (startDot !== -1) {\n // We saw a non-dot and non-path separator before our dot, so we should\n // have a good chance at having a non-empty extension\n preDotState = -1;\n }\n }\n if (startDot === -1 ||\n end === -1 ||\n // We saw a non-dot character immediately before the dot\n preDotState === 0 ||\n // The (right-most) trimmed path component is exactly '..'\n (preDotState === 1 &&\n startDot === end - 1 &&\n startDot === startPart + 1)) {\n return '';\n }\n return path.slice(startDot, end);\n },\n format: _format.bind(null, '/'),\n parse(path) {\n validateString(path, 'path');\n const ret = { root: '', dir: '', base: '', ext: '', name: '' };\n if (path.length === 0) {\n return ret;\n }\n const isAbsolute = path.charCodeAt(0) === CHAR_FORWARD_SLASH;\n let start;\n if (isAbsolute) {\n ret.root = '/';\n start = 1;\n }\n else {\n start = 0;\n }\n let startDot = -1;\n let startPart = 0;\n let end = -1;\n let matchedSlash = true;\n let i = path.length - 1;\n // Track the state of characters (if any) we see before our first dot and\n // after any path separator we find\n let preDotState = 0;\n // Get non-dir info\n for (; i >= start; --i) {\n const code = path.charCodeAt(i);\n if (code === CHAR_FORWARD_SLASH) {\n // If we reached a path separator that was not part of a set of path\n // separators at the end of the string, stop now\n if (!matchedSlash) {\n startPart = i + 1;\n break;\n }\n continue;\n }\n if (end === -1) {\n // We saw the first non-path separator, mark this as the end of our\n // extension\n matchedSlash = false;\n end = i + 1;\n }\n if (code === CHAR_DOT) {\n // If this is our first dot, mark it as the start of our extension\n if (startDot === -1) {\n startDot = i;\n }\n else if (preDotState !== 1) {\n preDotState = 1;\n }\n }\n else if (startDot !== -1) {\n // We saw a non-dot and non-path separator before our dot, so we should\n // have a good chance at having a non-empty extension\n preDotState = -1;\n }\n }\n if (end !== -1) {\n const start = startPart === 0 && isAbsolute ? 1 : startPart;\n if (startDot === -1 ||\n // We saw a non-dot character immediately before the dot\n preDotState === 0 ||\n // The (right-most) trimmed path component is exactly '..'\n (preDotState === 1 &&\n startDot === end - 1 &&\n startDot === startPart + 1)) {\n ret.base = ret.name = path.slice(start, end);\n }\n else {\n ret.name = path.slice(start, startDot);\n ret.base = path.slice(start, end);\n ret.ext = path.slice(startDot, end);\n }\n }\n if (startPart > 0) {\n ret.dir = path.slice(0, startPart - 1);\n }\n else if (isAbsolute) {\n ret.dir = '/';\n }\n return ret;\n },\n sep: '/',\n delimiter: ':',\n win32: null,\n posix: null\n};\nposix.win32 = win32.win32 = win32;\nposix.posix = win32.posix = posix;\nexport const normalize = (process.platform === 'win32' ? win32.normalize : posix.normalize);\nexport const resolve = (process.platform === 'win32' ? win32.resolve : posix.resolve);\nexport const relative = (process.platform === 'win32' ? win32.relative : posix.relative);\nexport const dirname = (process.platform === 'win32' ? win32.dirname : posix.dirname);\nexport const basename = (process.platform === 'win32' ? win32.basename : posix.basename);\nexport const extname = (process.platform === 'win32' ? win32.extname : posix.extname);\nexport const sep = (process.platform === 'win32' ? win32.sep : posix.sep);\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nconst LANGUAGE_DEFAULT = 'en';\nlet _isWindows = false;\nlet _isMacintosh = false;\nlet _isLinux = false;\nlet _isNative = false;\nlet _isWeb = false;\nlet _isIOS = false;\nlet _locale = undefined;\nlet _language = LANGUAGE_DEFAULT;\nlet _translationsConfigFile = undefined;\nlet _userAgent = undefined;\nconst isElectronRenderer = (typeof process !== 'undefined' && typeof process.versions !== 'undefined' && typeof process.versions.electron !== 'undefined' && process.type === 'renderer');\n// OS detection\nif (typeof navigator === 'object' && !isElectronRenderer) {\n _userAgent = navigator.userAgent;\n _isWindows = _userAgent.indexOf('Windows') >= 0;\n _isMacintosh = _userAgent.indexOf('Macintosh') >= 0;\n _isIOS = (_userAgent.indexOf('Macintosh') >= 0 || _userAgent.indexOf('iPad') >= 0 || _userAgent.indexOf('iPhone') >= 0) && !!navigator.maxTouchPoints && navigator.maxTouchPoints > 0;\n _isLinux = _userAgent.indexOf('Linux') >= 0;\n _isWeb = true;\n _locale = navigator.language;\n _language = _locale;\n}\nelse if (typeof process === 'object') {\n _isWindows = (process.platform === 'win32');\n _isMacintosh = (process.platform === 'darwin');\n _isLinux = (process.platform === 'linux');\n _locale = LANGUAGE_DEFAULT;\n _language = LANGUAGE_DEFAULT;\n const rawNlsConfig = process.env['VSCODE_NLS_CONFIG'];\n if (rawNlsConfig) {\n try {\n const nlsConfig = JSON.parse(rawNlsConfig);\n const resolved = nlsConfig.availableLanguages['*'];\n _locale = nlsConfig.locale;\n // VSCode's default language is 'en'\n _language = resolved ? resolved : LANGUAGE_DEFAULT;\n _translationsConfigFile = nlsConfig._translationsConfigFile;\n }\n catch (e) {\n }\n }\n _isNative = true;\n}\nlet _platform = 0 /* Web */;\nif (_isMacintosh) {\n _platform = 1 /* Mac */;\n}\nelse if (_isWindows) {\n _platform = 3 /* Windows */;\n}\nelse if (_isLinux) {\n _platform = 2 /* Linux */;\n}\nexport const isWindows = _isWindows;\nexport const isMacintosh = _isMacintosh;\nexport const isLinux = _isLinux;\nexport const isNative = _isNative;\nexport const isWeb = _isWeb;\nexport const isIOS = _isIOS;\nconst _globals = (typeof self === 'object' ? self : typeof global === 'object' ? global : {});\nexport const globals = _globals;\nexport const setImmediate = (function defineSetImmediate() {\n if (globals.setImmediate) {\n return globals.setImmediate.bind(globals);\n }\n if (typeof globals.postMessage === 'function' && !globals.importScripts) {\n let pending = [];\n globals.addEventListener('message', (e) => {\n if (e.data && e.data.vscodeSetImmediateId) {\n for (let i = 0, len = pending.length; i < len; i++) {\n const candidate = pending[i];\n if (candidate.id === e.data.vscodeSetImmediateId) {\n pending.splice(i, 1);\n candidate.callback();\n return;\n }\n }\n }\n });\n let lastId = 0;\n return (callback) => {\n const myId = ++lastId;\n pending.push({\n id: myId,\n callback: callback\n });\n globals.postMessage({ vscodeSetImmediateId: myId }, '*');\n };\n }\n if (typeof process !== 'undefined' && typeof process.nextTick === 'function') {\n return process.nextTick.bind(process);\n }\n const _promise = Promise.resolve();\n return (callback) => _promise.then(callback);\n})();\nexport const OS = (_isMacintosh || _isIOS ? 2 /* Macintosh */ : (_isWindows ? 1 /* Windows */ : 3 /* Linux */));\nlet _isLittleEndian = true;\nlet _isLittleEndianComputed = false;\nexport function isLittleEndian() {\n if (!_isLittleEndianComputed) {\n _isLittleEndianComputed = true;\n const test = new Uint8Array(2);\n test[0] = 1;\n test[1] = 2;\n const view = new Uint16Array(test.buffer);\n _isLittleEndian = (view[0] === (2 << 8) + 1);\n }\n return _isLittleEndian;\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { isWindows, isMacintosh, setImmediate } from './platform.js';\nconst safeProcess = (typeof process === 'undefined') ? {\n cwd() { return '/'; },\n env: Object.create(null),\n get platform() { return isWindows ? 'win32' : isMacintosh ? 'darwin' : 'linux'; },\n nextTick(callback) { return setImmediate(callback); }\n} : process;\nexport const cwd = safeProcess.cwd;\nexport const env = safeProcess.env;\nexport const platform = safeProcess.platform;\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport function isFalsyOrWhitespace(str) {\n if (!str || typeof str !== 'string') {\n return true;\n }\n return str.trim().length === 0;\n}\n/**\n * @deprecated ES6: use `String.padStart`\n */\nexport function pad(n, l, char = '0') {\n const str = '' + n;\n const r = [str];\n for (let i = str.length; i < l; i++) {\n r.push(char);\n }\n return r.reverse().join('');\n}\nconst _formatRegexp = /{(\\d+)}/g;\n/**\n * Helper to produce a string with a variable number of arguments. Insert variable segments\n * into the string using the {n} notation where N is the index of the argument following the string.\n * @param value string to which formatting is applied\n * @param args replacements for {n}-entries\n */\nexport function format(value, ...args) {\n if (args.length === 0) {\n return value;\n }\n return value.replace(_formatRegexp, function (match, group) {\n const idx = parseInt(group, 10);\n return isNaN(idx) || idx < 0 || idx >= args.length ?\n match :\n args[idx];\n });\n}\n/**\n * Converts HTML characters inside the string to use entities instead. Makes the string safe from\n * being used e.g. in HTMLElement.innerHTML.\n */\nexport function escape(html) {\n return html.replace(/[<>&]/g, function (match) {\n switch (match) {\n case '<': return '<';\n case '>': return '>';\n case '&': return '&';\n default: return match;\n }\n });\n}\n/**\n * Escapes regular expression characters in a given string\n */\nexport function escapeRegExpCharacters(value) {\n return value.replace(/[\\\\\\{\\}\\*\\+\\?\\|\\^\\$\\.\\[\\]\\(\\)]/g, '\\\\$&');\n}\n/**\n * Removes all occurrences of needle from the beginning and end of haystack.\n * @param haystack string to trim\n * @param needle the thing to trim (default is a blank)\n */\nexport function trim(haystack, needle = ' ') {\n const trimmed = ltrim(haystack, needle);\n return rtrim(trimmed, needle);\n}\n/**\n * Removes all occurrences of needle from the beginning of haystack.\n * @param haystack string to trim\n * @param needle the thing to trim\n */\nexport function ltrim(haystack, needle) {\n if (!haystack || !needle) {\n return haystack;\n }\n const needleLen = needle.length;\n if (needleLen === 0 || haystack.length === 0) {\n return haystack;\n }\n let offset = 0;\n while (haystack.indexOf(needle, offset) === offset) {\n offset = offset + needleLen;\n }\n return haystack.substring(offset);\n}\n/**\n * Removes all occurrences of needle from the end of haystack.\n * @param haystack string to trim\n * @param needle the thing to trim\n */\nexport function rtrim(haystack, needle) {\n if (!haystack || !needle) {\n return haystack;\n }\n const needleLen = needle.length, haystackLen = haystack.length;\n if (needleLen === 0 || haystackLen === 0) {\n return haystack;\n }\n let offset = haystackLen, idx = -1;\n while (true) {\n idx = haystack.lastIndexOf(needle, offset - 1);\n if (idx === -1 || idx + needleLen !== offset) {\n break;\n }\n if (idx === 0) {\n return '';\n }\n offset = idx;\n }\n return haystack.substring(0, offset);\n}\nexport function convertSimple2RegExpPattern(pattern) {\n return pattern.replace(/[\\-\\\\\\{\\}\\+\\?\\|\\^\\$\\.\\,\\[\\]\\(\\)\\#\\s]/g, '\\\\$&').replace(/[\\*]/g, '.*');\n}\nexport function stripWildcards(pattern) {\n return pattern.replace(/\\*/g, '');\n}\n/**\n * @deprecated ES6: use `String.startsWith`\n */\nexport function startsWith(haystack, needle) {\n if (haystack.length < needle.length) {\n return false;\n }\n if (haystack === needle) {\n return true;\n }\n for (let i = 0; i < needle.length; i++) {\n if (haystack[i] !== needle[i]) {\n return false;\n }\n }\n return true;\n}\n/**\n * @deprecated ES6: use `String.endsWith`\n */\nexport function endsWith(haystack, needle) {\n const diff = haystack.length - needle.length;\n if (diff > 0) {\n return haystack.indexOf(needle, diff) === diff;\n }\n else if (diff === 0) {\n return haystack === needle;\n }\n else {\n return false;\n }\n}\nexport function createRegExp(searchString, isRegex, options = {}) {\n if (!searchString) {\n throw new Error('Cannot create regex from empty string');\n }\n if (!isRegex) {\n searchString = escapeRegExpCharacters(searchString);\n }\n if (options.wholeWord) {\n if (!/\\B/.test(searchString.charAt(0))) {\n searchString = '\\\\b' + searchString;\n }\n if (!/\\B/.test(searchString.charAt(searchString.length - 1))) {\n searchString = searchString + '\\\\b';\n }\n }\n let modifiers = '';\n if (options.global) {\n modifiers += 'g';\n }\n if (!options.matchCase) {\n modifiers += 'i';\n }\n if (options.multiline) {\n modifiers += 'm';\n }\n if (options.unicode) {\n modifiers += 'u';\n }\n return new RegExp(searchString, modifiers);\n}\nexport function regExpLeadsToEndlessLoop(regexp) {\n // Exit early if it's one of these special cases which are meant to match\n // against an empty string\n if (regexp.source === '^' || regexp.source === '^$' || regexp.source === '$' || regexp.source === '^\\\\s*$') {\n return false;\n }\n // We check against an empty string. If the regular expression doesn't advance\n // (e.g. ends in an endless loop) it will match an empty string.\n const match = regexp.exec('');\n return !!(match && regexp.lastIndex === 0);\n}\nexport function regExpFlags(regexp) {\n return (regexp.global ? 'g' : '')\n + (regexp.ignoreCase ? 'i' : '')\n + (regexp.multiline ? 'm' : '')\n + (regexp /* standalone editor compilation */.unicode ? 'u' : '');\n}\n/**\n * Returns first index of the string that is not whitespace.\n * If string is empty or contains only whitespaces, returns -1\n */\nexport function firstNonWhitespaceIndex(str) {\n for (let i = 0, len = str.length; i < len; i++) {\n const chCode = str.charCodeAt(i);\n if (chCode !== 32 /* Space */ && chCode !== 9 /* Tab */) {\n return i;\n }\n }\n return -1;\n}\n/**\n * Returns the leading whitespace of the string.\n * If the string contains only whitespaces, returns entire string\n */\nexport function getLeadingWhitespace(str, start = 0, end = str.length) {\n for (let i = start; i < end; i++) {\n const chCode = str.charCodeAt(i);\n if (chCode !== 32 /* Space */ && chCode !== 9 /* Tab */) {\n return str.substring(start, i);\n }\n }\n return str.substring(start, end);\n}\n/**\n * Returns last index of the string that is not whitespace.\n * If string is empty or contains only whitespaces, returns -1\n */\nexport function lastNonWhitespaceIndex(str, startIndex = str.length - 1) {\n for (let i = startIndex; i >= 0; i--) {\n const chCode = str.charCodeAt(i);\n if (chCode !== 32 /* Space */ && chCode !== 9 /* Tab */) {\n return i;\n }\n }\n return -1;\n}\nexport function compare(a, b) {\n if (a < b) {\n return -1;\n }\n else if (a > b) {\n return 1;\n }\n else {\n return 0;\n }\n}\nexport function compareSubstring(a, b, aStart = 0, aEnd = a.length, bStart = 0, bEnd = b.length) {\n for (; aStart < aEnd && bStart < bEnd; aStart++, bStart++) {\n let codeA = a.charCodeAt(aStart);\n let codeB = b.charCodeAt(bStart);\n if (codeA < codeB) {\n return -1;\n }\n else if (codeA > codeB) {\n return 1;\n }\n }\n const aLen = aEnd - aStart;\n const bLen = bEnd - bStart;\n if (aLen < bLen) {\n return -1;\n }\n else if (aLen > bLen) {\n return 1;\n }\n return 0;\n}\nexport function compareIgnoreCase(a, b) {\n return compareSubstringIgnoreCase(a, b, 0, a.length, 0, b.length);\n}\nexport function compareSubstringIgnoreCase(a, b, aStart = 0, aEnd = a.length, bStart = 0, bEnd = b.length) {\n for (; aStart < aEnd && bStart < bEnd; aStart++, bStart++) {\n let codeA = a.charCodeAt(aStart);\n let codeB = b.charCodeAt(bStart);\n if (codeA === codeB) {\n // equal\n continue;\n }\n const diff = codeA - codeB;\n if (diff === 32 && isUpperAsciiLetter(codeB)) { //codeB =[65-90] && codeA =[97-122]\n continue;\n }\n else if (diff === -32 && isUpperAsciiLetter(codeA)) { //codeB =[97-122] && codeA =[65-90]\n continue;\n }\n if (isLowerAsciiLetter(codeA) && isLowerAsciiLetter(codeB)) {\n //\n return diff;\n }\n else {\n return compareSubstring(a.toLowerCase(), b.toLowerCase(), aStart, aEnd, bStart, bEnd);\n }\n }\n const aLen = aEnd - aStart;\n const bLen = bEnd - bStart;\n if (aLen < bLen) {\n return -1;\n }\n else if (aLen > bLen) {\n return 1;\n }\n return 0;\n}\nexport function isLowerAsciiLetter(code) {\n return code >= 97 /* a */ && code <= 122 /* z */;\n}\nexport function isUpperAsciiLetter(code) {\n return code >= 65 /* A */ && code <= 90 /* Z */;\n}\nfunction isAsciiLetter(code) {\n return isLowerAsciiLetter(code) || isUpperAsciiLetter(code);\n}\nexport function equalsIgnoreCase(a, b) {\n return a.length === b.length && doEqualsIgnoreCase(a, b);\n}\nfunction doEqualsIgnoreCase(a, b, stopAt = a.length) {\n for (let i = 0; i < stopAt; i++) {\n const codeA = a.charCodeAt(i);\n const codeB = b.charCodeAt(i);\n if (codeA === codeB) {\n continue;\n }\n // a-z A-Z\n if (isAsciiLetter(codeA) && isAsciiLetter(codeB)) {\n const diff = Math.abs(codeA - codeB);\n if (diff !== 0 && diff !== 32) {\n return false;\n }\n }\n // Any other charcode\n else {\n if (String.fromCharCode(codeA).toLowerCase() !== String.fromCharCode(codeB).toLowerCase()) {\n return false;\n }\n }\n }\n return true;\n}\nexport function startsWithIgnoreCase(str, candidate) {\n const candidateLength = candidate.length;\n if (candidate.length > str.length) {\n return false;\n }\n return doEqualsIgnoreCase(str, candidate, candidateLength);\n}\n/**\n * @returns the length of the common prefix of the two strings.\n */\nexport function commonPrefixLength(a, b) {\n let i, len = Math.min(a.length, b.length);\n for (i = 0; i < len; i++) {\n if (a.charCodeAt(i) !== b.charCodeAt(i)) {\n return i;\n }\n }\n return len;\n}\n/**\n * @returns the length of the common suffix of the two strings.\n */\nexport function commonSuffixLength(a, b) {\n let i, len = Math.min(a.length, b.length);\n const aLastIndex = a.length - 1;\n const bLastIndex = b.length - 1;\n for (i = 0; i < len; i++) {\n if (a.charCodeAt(aLastIndex - i) !== b.charCodeAt(bLastIndex - i)) {\n return i;\n }\n }\n return len;\n}\n/**\n * See http://en.wikipedia.org/wiki/Surrogate_pair\n */\nexport function isHighSurrogate(charCode) {\n return (0xD800 <= charCode && charCode <= 0xDBFF);\n}\n/**\n * See http://en.wikipedia.org/wiki/Surrogate_pair\n */\nexport function isLowSurrogate(charCode) {\n return (0xDC00 <= charCode && charCode <= 0xDFFF);\n}\n/**\n * See http://en.wikipedia.org/wiki/Surrogate_pair\n */\nexport function computeCodePoint(highSurrogate, lowSurrogate) {\n return ((highSurrogate - 0xD800) << 10) + (lowSurrogate - 0xDC00) + 0x10000;\n}\n/**\n * get the code point that begins at offset `offset`\n */\nexport function getNextCodePoint(str, len, offset) {\n const charCode = str.charCodeAt(offset);\n if (isHighSurrogate(charCode) && offset + 1 < len) {\n const nextCharCode = str.charCodeAt(offset + 1);\n if (isLowSurrogate(nextCharCode)) {\n return computeCodePoint(charCode, nextCharCode);\n }\n }\n return charCode;\n}\n/**\n * get the code point that ends right before offset `offset`\n */\nfunction getPrevCodePoint(str, offset) {\n const charCode = str.charCodeAt(offset - 1);\n if (isLowSurrogate(charCode) && offset > 1) {\n const prevCharCode = str.charCodeAt(offset - 2);\n if (isHighSurrogate(prevCharCode)) {\n return computeCodePoint(prevCharCode, charCode);\n }\n }\n return charCode;\n}\nexport function nextCharLength(str, offset) {\n const graphemeBreakTree = GraphemeBreakTree.getInstance();\n const initialOffset = offset;\n const len = str.length;\n const initialCodePoint = getNextCodePoint(str, len, offset);\n offset += (initialCodePoint >= 65536 /* UNICODE_SUPPLEMENTARY_PLANE_BEGIN */ ? 2 : 1);\n let graphemeBreakType = graphemeBreakTree.getGraphemeBreakType(initialCodePoint);\n while (offset < len) {\n const nextCodePoint = getNextCodePoint(str, len, offset);\n const nextGraphemeBreakType = graphemeBreakTree.getGraphemeBreakType(nextCodePoint);\n if (breakBetweenGraphemeBreakType(graphemeBreakType, nextGraphemeBreakType)) {\n break;\n }\n offset += (nextCodePoint >= 65536 /* UNICODE_SUPPLEMENTARY_PLANE_BEGIN */ ? 2 : 1);\n graphemeBreakType = nextGraphemeBreakType;\n }\n return (offset - initialOffset);\n}\nexport function prevCharLength(str, offset) {\n const graphemeBreakTree = GraphemeBreakTree.getInstance();\n const initialOffset = offset;\n const initialCodePoint = getPrevCodePoint(str, offset);\n offset -= (initialCodePoint >= 65536 /* UNICODE_SUPPLEMENTARY_PLANE_BEGIN */ ? 2 : 1);\n let graphemeBreakType = graphemeBreakTree.getGraphemeBreakType(initialCodePoint);\n while (offset > 0) {\n const prevCodePoint = getPrevCodePoint(str, offset);\n const prevGraphemeBreakType = graphemeBreakTree.getGraphemeBreakType(prevCodePoint);\n if (breakBetweenGraphemeBreakType(prevGraphemeBreakType, graphemeBreakType)) {\n break;\n }\n offset -= (prevCodePoint >= 65536 /* UNICODE_SUPPLEMENTARY_PLANE_BEGIN */ ? 2 : 1);\n graphemeBreakType = prevGraphemeBreakType;\n }\n return (initialOffset - offset);\n}\n/**\n * A manual decoding of a UTF8 string.\n * Use only in environments which do not offer native conversion methods!\n */\nexport function decodeUTF8(buffer) {\n // https://en.wikipedia.org/wiki/UTF-8\n const len = buffer.byteLength;\n const result = [];\n let offset = 0;\n while (offset < len) {\n const v0 = buffer[offset];\n let codePoint;\n if (v0 >= 0b11110000 && offset + 3 < len) {\n // 4 bytes\n codePoint = ((((buffer[offset++] & 0b00000111) << 18) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 12) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 6) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 0) >>> 0));\n }\n else if (v0 >= 0b11100000 && offset + 2 < len) {\n // 3 bytes\n codePoint = ((((buffer[offset++] & 0b00001111) << 12) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 6) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 0) >>> 0));\n }\n else if (v0 >= 0b11000000 && offset + 1 < len) {\n // 2 bytes\n codePoint = ((((buffer[offset++] & 0b00011111) << 6) >>> 0)\n | (((buffer[offset++] & 0b00111111) << 0) >>> 0));\n }\n else {\n // 1 byte\n codePoint = buffer[offset++];\n }\n if ((codePoint >= 0 && codePoint <= 0xD7FF) || (codePoint >= 0xE000 && codePoint <= 0xFFFF)) {\n // Basic Multilingual Plane\n result.push(String.fromCharCode(codePoint));\n }\n else if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {\n // Supplementary Planes\n const uPrime = codePoint - 0x10000;\n const w1 = 0xD800 + ((uPrime & 0b11111111110000000000) >>> 10);\n const w2 = 0xDC00 + ((uPrime & 0b00000000001111111111) >>> 0);\n result.push(String.fromCharCode(w1));\n result.push(String.fromCharCode(w2));\n }\n else {\n // illegal code point\n result.push(String.fromCharCode(0xFFFD));\n }\n }\n return result.join('');\n}\n/**\n * Generated using https://github.com/alexandrudima/unicode-utils/blob/master/generate-rtl-test.js\n */\nconst CONTAINS_RTL = /(?:[\\u05BE\\u05C0\\u05C3\\u05C6\\u05D0-\\u05F4\\u0608\\u060B\\u060D\\u061B-\\u064A\\u066D-\\u066F\\u0671-\\u06D5\\u06E5\\u06E6\\u06EE\\u06EF\\u06FA-\\u0710\\u0712-\\u072F\\u074D-\\u07A5\\u07B1-\\u07EA\\u07F4\\u07F5\\u07FA-\\u0815\\u081A\\u0824\\u0828\\u0830-\\u0858\\u085E-\\u08BD\\u200F\\uFB1D\\uFB1F-\\uFB28\\uFB2A-\\uFD3D\\uFD50-\\uFDFC\\uFE70-\\uFEFC]|\\uD802[\\uDC00-\\uDD1B\\uDD20-\\uDE00\\uDE10-\\uDE33\\uDE40-\\uDEE4\\uDEEB-\\uDF35\\uDF40-\\uDFFF]|\\uD803[\\uDC00-\\uDCFF]|\\uD83A[\\uDC00-\\uDCCF\\uDD00-\\uDD43\\uDD50-\\uDFFF]|\\uD83B[\\uDC00-\\uDEBB])/;\n/**\n * Returns true if `str` contains any Unicode character that is classified as \"R\" or \"AL\".\n */\nexport function containsRTL(str) {\n return CONTAINS_RTL.test(str);\n}\n/**\n * Generated using https://github.com/alexandrudima/unicode-utils/blob/master/generate-emoji-test.js\n */\nconst CONTAINS_EMOJI = /(?:[\\u231A\\u231B\\u23F0\\u23F3\\u2600-\\u27BF\\u2B50\\u2B55]|\\uD83C[\\uDDE6-\\uDDFF\\uDF00-\\uDFFF]|\\uD83D[\\uDC00-\\uDE4F\\uDE80-\\uDEFC\\uDFE0-\\uDFEB]|\\uD83E[\\uDD00-\\uDDFF\\uDE70-\\uDE73\\uDE78-\\uDE82\\uDE90-\\uDE95])/;\nexport function containsEmoji(str) {\n return CONTAINS_EMOJI.test(str);\n}\nconst IS_BASIC_ASCII = /^[\\t\\n\\r\\x20-\\x7E]*$/;\n/**\n * Returns true if `str` contains only basic ASCII characters in the range 32 - 126 (including 32 and 126) or \\n, \\r, \\t\n */\nexport function isBasicASCII(str) {\n return IS_BASIC_ASCII.test(str);\n}\nexport const UNUSUAL_LINE_TERMINATORS = /[\\u2028\\u2029]/; // LINE SEPARATOR (LS) or PARAGRAPH SEPARATOR (PS)\n/**\n * Returns true if `str` contains unusual line terminators, like LS or PS\n */\nexport function containsUnusualLineTerminators(str) {\n return UNUSUAL_LINE_TERMINATORS.test(str);\n}\nexport function containsFullWidthCharacter(str) {\n for (let i = 0, len = str.length; i < len; i++) {\n if (isFullWidthCharacter(str.charCodeAt(i))) {\n return true;\n }\n }\n return false;\n}\nexport function isFullWidthCharacter(charCode) {\n // Do a cheap trick to better support wrapping of wide characters, treat them as 2 columns\n // http://jrgraphix.net/research/unicode_blocks.php\n // 2E80 — 2EFF CJK Radicals Supplement\n // 2F00 — 2FDF Kangxi Radicals\n // 2FF0 — 2FFF Ideographic Description Characters\n // 3000 — 303F CJK Symbols and Punctuation\n // 3040 — 309F Hiragana\n // 30A0 — 30FF Katakana\n // 3100 — 312F Bopomofo\n // 3130 — 318F Hangul Compatibility Jamo\n // 3190 — 319F Kanbun\n // 31A0 — 31BF Bopomofo Extended\n // 31F0 — 31FF Katakana Phonetic Extensions\n // 3200 — 32FF Enclosed CJK Letters and Months\n // 3300 — 33FF CJK Compatibility\n // 3400 — 4DBF CJK Unified Ideographs Extension A\n // 4DC0 — 4DFF Yijing Hexagram Symbols\n // 4E00 — 9FFF CJK Unified Ideographs\n // A000 — A48F Yi Syllables\n // A490 — A4CF Yi Radicals\n // AC00 — D7AF Hangul Syllables\n // [IGNORE] D800 — DB7F High Surrogates\n // [IGNORE] DB80 — DBFF High Private Use Surrogates\n // [IGNORE] DC00 — DFFF Low Surrogates\n // [IGNORE] E000 — F8FF Private Use Area\n // F900 — FAFF CJK Compatibility Ideographs\n // [IGNORE] FB00 — FB4F Alphabetic Presentation Forms\n // [IGNORE] FB50 — FDFF Arabic Presentation Forms-A\n // [IGNORE] FE00 — FE0F Variation Selectors\n // [IGNORE] FE20 — FE2F Combining Half Marks\n // [IGNORE] FE30 — FE4F CJK Compatibility Forms\n // [IGNORE] FE50 — FE6F Small Form Variants\n // [IGNORE] FE70 — FEFF Arabic Presentation Forms-B\n // FF00 — FFEF Halfwidth and Fullwidth Forms\n // [https://en.wikipedia.org/wiki/Halfwidth_and_fullwidth_forms]\n // of which FF01 - FF5E fullwidth ASCII of 21 to 7E\n // [IGNORE] and FF65 - FFDC halfwidth of Katakana and Hangul\n // [IGNORE] FFF0 — FFFF Specials\n charCode = +charCode; // @perf\n return ((charCode >= 0x2E80 && charCode <= 0xD7AF)\n || (charCode >= 0xF900 && charCode <= 0xFAFF)\n || (charCode >= 0xFF01 && charCode <= 0xFF5E));\n}\n/**\n * A fast function (therefore imprecise) to check if code points are emojis.\n * Generated using https://github.com/alexandrudima/unicode-utils/blob/master/generate-emoji-test.js\n */\nexport function isEmojiImprecise(x) {\n return ((x >= 0x1F1E6 && x <= 0x1F1FF) || (x >= 9728 && x <= 10175) || (x >= 127744 && x <= 128591)\n || (x >= 128640 && x <= 128764) || (x >= 128992 && x <= 129003) || (x >= 129280 && x <= 129535)\n || (x >= 129648 && x <= 129651) || (x >= 129656 && x <= 129666) || (x >= 129680 && x <= 129685));\n}\n// -- UTF-8 BOM\nexport const UTF8_BOM_CHARACTER = String.fromCharCode(65279 /* UTF8_BOM */);\nexport function startsWithUTF8BOM(str) {\n return !!(str && str.length > 0 && str.charCodeAt(0) === 65279 /* UTF8_BOM */);\n}\nexport function containsUppercaseCharacter(target, ignoreEscapedChars = false) {\n if (!target) {\n return false;\n }\n if (ignoreEscapedChars) {\n target = target.replace(/\\\\./g, '');\n }\n return target.toLowerCase() !== target;\n}\n/**\n * Produces 'a'-'z', followed by 'A'-'Z'... followed by 'a'-'z', etc.\n */\nexport function singleLetterHash(n) {\n const LETTERS_CNT = (90 /* Z */ - 65 /* A */ + 1);\n n = n % (2 * LETTERS_CNT);\n if (n < LETTERS_CNT) {\n return String.fromCharCode(97 /* a */ + n);\n }\n return String.fromCharCode(65 /* A */ + n - LETTERS_CNT);\n}\n//#region Unicode Grapheme Break\nexport function getGraphemeBreakType(codePoint) {\n const graphemeBreakTree = GraphemeBreakTree.getInstance();\n return graphemeBreakTree.getGraphemeBreakType(codePoint);\n}\nexport function breakBetweenGraphemeBreakType(breakTypeA, breakTypeB) {\n // http://www.unicode.org/reports/tr29/#Grapheme_Cluster_Boundary_Rules\n // !!! Let's make the common case a bit faster\n if (breakTypeA === 0 /* Other */) {\n // see https://www.unicode.org/Public/13.0.0/ucd/auxiliary/GraphemeBreakTest-13.0.0d10.html#table\n return (breakTypeB !== 5 /* Extend */ && breakTypeB !== 7 /* SpacingMark */);\n }\n // Do not break between a CR and LF. Otherwise, break before and after controls.\n // GB3 CR × LF\n // GB4 (Control | CR | LF) ÷\n // GB5 ÷ (Control | CR | LF)\n if (breakTypeA === 2 /* CR */) {\n if (breakTypeB === 3 /* LF */) {\n return false; // GB3\n }\n }\n if (breakTypeA === 4 /* Control */ || breakTypeA === 2 /* CR */ || breakTypeA === 3 /* LF */) {\n return true; // GB4\n }\n if (breakTypeB === 4 /* Control */ || breakTypeB === 2 /* CR */ || breakTypeB === 3 /* LF */) {\n return true; // GB5\n }\n // Do not break Hangul syllable sequences.\n // GB6 L × (L | V | LV | LVT)\n // GB7 (LV | V) × (V | T)\n // GB8 (LVT | T) × T\n if (breakTypeA === 8 /* L */) {\n if (breakTypeB === 8 /* L */ || breakTypeB === 9 /* V */ || breakTypeB === 11 /* LV */ || breakTypeB === 12 /* LVT */) {\n return false; // GB6\n }\n }\n if (breakTypeA === 11 /* LV */ || breakTypeA === 9 /* V */) {\n if (breakTypeB === 9 /* V */ || breakTypeB === 10 /* T */) {\n return false; // GB7\n }\n }\n if (breakTypeA === 12 /* LVT */ || breakTypeA === 10 /* T */) {\n if (breakTypeB === 10 /* T */) {\n return false; // GB8\n }\n }\n // Do not break before extending characters or ZWJ.\n // GB9 × (Extend | ZWJ)\n if (breakTypeB === 5 /* Extend */ || breakTypeB === 13 /* ZWJ */) {\n return false; // GB9\n }\n // The GB9a and GB9b rules only apply to extended grapheme clusters:\n // Do not break before SpacingMarks, or after Prepend characters.\n // GB9a × SpacingMark\n // GB9b Prepend ×\n if (breakTypeB === 7 /* SpacingMark */) {\n return false; // GB9a\n }\n if (breakTypeA === 1 /* Prepend */) {\n return false; // GB9b\n }\n // Do not break within emoji modifier sequences or emoji zwj sequences.\n // GB11 \\p{Extended_Pictographic} Extend* ZWJ × \\p{Extended_Pictographic}\n if (breakTypeA === 13 /* ZWJ */ && breakTypeB === 14 /* Extended_Pictographic */) {\n // Note: we are not implementing the rule entirely here to avoid introducing states\n return false; // GB11\n }\n // GB12 sot (RI RI)* RI × RI\n // GB13 [^RI] (RI RI)* RI × RI\n if (breakTypeA === 6 /* Regional_Indicator */ && breakTypeB === 6 /* Regional_Indicator */) {\n // Note: we are not implementing the rule entirely here to avoid introducing states\n return false; // GB12 & GB13\n }\n // GB999 Any ÷ Any\n return true;\n}\nclass GraphemeBreakTree {\n constructor() {\n this._data = getGraphemeBreakRawData();\n }\n static getInstance() {\n if (!GraphemeBreakTree._INSTANCE) {\n GraphemeBreakTree._INSTANCE = new GraphemeBreakTree();\n }\n return GraphemeBreakTree._INSTANCE;\n }\n getGraphemeBreakType(codePoint) {\n // !!! Let's make 7bit ASCII a bit faster: 0..31\n if (codePoint < 32) {\n if (codePoint === 10 /* LineFeed */) {\n return 3 /* LF */;\n }\n if (codePoint === 13 /* CarriageReturn */) {\n return 2 /* CR */;\n }\n return 4 /* Control */;\n }\n // !!! Let's make 7bit ASCII a bit faster: 32..126\n if (codePoint < 127) {\n return 0 /* Other */;\n }\n const data = this._data;\n const nodeCount = data.length / 3;\n let nodeIndex = 1;\n while (nodeIndex <= nodeCount) {\n if (codePoint < data[3 * nodeIndex]) {\n // go left\n nodeIndex = 2 * nodeIndex;\n }\n else if (codePoint > data[3 * nodeIndex + 1]) {\n // go right\n nodeIndex = 2 * nodeIndex + 1;\n }\n else {\n // hit\n return data[3 * nodeIndex + 2];\n }\n }\n return 0 /* Other */;\n }\n}\nGraphemeBreakTree._INSTANCE = null;\nfunction getGraphemeBreakRawData() {\n // generated using https://github.com/alexandrudima/unicode-utils/blob/master/generate-grapheme-break.js\n return 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* @returns whether the provided parameter is a JavaScript Array or not.\n */\nexport function isArray(array) {\n return Array.isArray(array);\n}\n/**\n * @returns whether the provided parameter is a JavaScript String or not.\n */\nexport function isString(str) {\n return (typeof str === 'string');\n}\n/**\n *\n * @returns whether the provided parameter is of type `object` but **not**\n *\t`null`, an `array`, a `regexp`, nor a `date`.\n */\nexport function isObject(obj) {\n // The method can't do a type cast since there are type (like strings) which\n // are subclasses of any put not positvely matched by the function. Hence type\n // narrowing results in wrong results.\n return typeof obj === 'object'\n && obj !== null\n && !Array.isArray(obj)\n && !(obj instanceof RegExp)\n && !(obj instanceof Date);\n}\n/**\n * In **contrast** to just checking `typeof` this will return `false` for `NaN`.\n * @returns whether the provided parameter is a JavaScript Number or not.\n */\nexport function isNumber(obj) {\n return (typeof obj === 'number' && !isNaN(obj));\n}\n/**\n * @returns whether the provided parameter is a JavaScript Boolean or not.\n */\nexport function isBoolean(obj) {\n return (obj === true || obj === false);\n}\n/**\n * @returns whether the provided parameter is undefined.\n */\nexport function isUndefined(obj) {\n return (typeof obj === 'undefined');\n}\n/**\n * @returns whether the provided parameter is undefined or null.\n */\nexport function isUndefinedOrNull(obj) {\n return (isUndefined(obj) || obj === null);\n}\nexport function assertType(condition, type) {\n if (!condition) {\n throw new Error(type ? `Unexpected type, expected '${type}'` : 'Unexpected type');\n }\n}\n/**\n * Asserts that the argument passed in is neither undefined nor null.\n */\nexport function assertIsDefined(arg) {\n if (isUndefinedOrNull(arg)) {\n throw new Error('Assertion Failed: argument is undefined or null');\n }\n return arg;\n}\n/**\n * @returns whether the provided parameter is a JavaScript Function or not.\n */\nexport function isFunction(obj) {\n return (typeof obj === 'function');\n}\nexport function validateConstraints(args, constraints) {\n const len = Math.min(args.length, constraints.length);\n for (let i = 0; i < len; i++) {\n validateConstraint(args[i], constraints[i]);\n }\n}\nexport function validateConstraint(arg, constraint) {\n if (isString(constraint)) {\n if (typeof arg !== constraint) {\n throw new Error(`argument does not match constraint: typeof ${constraint}`);\n }\n }\n else if (isFunction(constraint)) {\n try {\n if (arg instanceof constraint) {\n return;\n }\n }\n catch (_a) {\n // ignore\n }\n if (!isUndefinedOrNull(arg) && arg.constructor === constraint) {\n return;\n }\n if (constraint.length === 1 && constraint.call(undefined, arg) === true) {\n return;\n }\n throw new Error(`argument does not match one of these constraints: arg instanceof constraint, arg.constructor === constraint, nor constraint(arg) === true`);\n }\n}\nexport function getAllPropertyNames(obj) {\n let res = [];\n let proto = Object.getPrototypeOf(obj);\n while (Object.prototype !== proto) {\n res = res.concat(Object.getOwnPropertyNames(proto));\n proto = Object.getPrototypeOf(proto);\n }\n return res;\n}\nexport function getAllMethodNames(obj) {\n const methods = [];\n for (const prop of getAllPropertyNames(obj)) {\n if (typeof obj[prop] === 'function') {\n methods.push(prop);\n }\n }\n return methods;\n}\nexport function createProxyObject(methodNames, invoke) {\n const createProxyMethod = (method) => {\n return function () {\n const args = Array.prototype.slice.call(arguments, 0);\n return invoke(method, args);\n };\n };\n let result = {};\n for (const methodName of methodNames) {\n result[methodName] = createProxyMethod(methodName);\n }\n return result;\n}\n/**\n * Converts null to undefined, passes all other values through.\n */\nexport function withNullAsUndefined(x) {\n return x === null ? undefined : x;\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport function toUint8(v) {\n if (v < 0) {\n return 0;\n }\n if (v > 255 /* MAX_UINT_8 */) {\n return 255 /* MAX_UINT_8 */;\n }\n return v | 0;\n}\nexport function toUint32(v) {\n if (v < 0) {\n return 0;\n }\n if (v > 4294967295 /* MAX_UINT_32 */) {\n return 4294967295 /* MAX_UINT_32 */;\n }\n return v | 0;\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { isWindows } from './platform.js';\nimport * as paths from './path.js';\nconst _schemePattern = /^\\w[\\w\\d+.-]*$/;\nconst _singleSlashStart = /^\\//;\nconst _doubleSlashStart = /^\\/\\//;\nfunction _validateUri(ret, _strict) {\n // scheme, must be set\n if (!ret.scheme && _strict) {\n throw new Error(`[UriError]: Scheme is missing: {scheme: \"\", authority: \"${ret.authority}\", path: \"${ret.path}\", query: \"${ret.query}\", fragment: \"${ret.fragment}\"}`);\n }\n // scheme, https://tools.ietf.org/html/rfc3986#section-3.1\n // ALPHA *( ALPHA / DIGIT / \"+\" / \"-\" / \".\" )\n if (ret.scheme && !_schemePattern.test(ret.scheme)) {\n throw new Error('[UriError]: Scheme contains illegal characters.');\n }\n // path, http://tools.ietf.org/html/rfc3986#section-3.3\n // If a URI contains an authority component, then the path component\n // must either be empty or begin with a slash (\"/\") character. If a URI\n // does not contain an authority component, then the path cannot begin\n // with two slash characters (\"//\").\n if (ret.path) {\n if (ret.authority) {\n if (!_singleSlashStart.test(ret.path)) {\n throw new Error('[UriError]: If a URI contains an authority component, then the path component must either be empty or begin with a slash (\"/\") character');\n }\n }\n else {\n if (_doubleSlashStart.test(ret.path)) {\n throw new Error('[UriError]: If a URI does not contain an authority component, then the path cannot begin with two slash characters (\"//\")');\n }\n }\n }\n}\n// for a while we allowed uris *without* schemes and this is the migration\n// for them, e.g. an uri without scheme and without strict-mode warns and falls\n// back to the file-scheme. that should cause the least carnage and still be a\n// clear warning\nfunction _schemeFix(scheme, _strict) {\n if (!scheme && !_strict) {\n return 'file';\n }\n return scheme;\n}\n// implements a bit of https://tools.ietf.org/html/rfc3986#section-5\nfunction _referenceResolution(scheme, path) {\n // the slash-character is our 'default base' as we don't\n // support constructing URIs relative to other URIs. This\n // also means that we alter and potentially break paths.\n // see https://tools.ietf.org/html/rfc3986#section-5.1.4\n switch (scheme) {\n case 'https':\n case 'http':\n case 'file':\n if (!path) {\n path = _slash;\n }\n else if (path[0] !== _slash) {\n path = _slash + path;\n }\n break;\n }\n return path;\n}\nconst _empty = '';\nconst _slash = '/';\nconst _regexp = /^(([^:/?#]+?):)?(\\/\\/([^/?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?/;\n/**\n * Uniform Resource Identifier (URI) http://tools.ietf.org/html/rfc3986.\n * This class is a simple parser which creates the basic component parts\n * (http://tools.ietf.org/html/rfc3986#section-3) with minimal validation\n * and encoding.\n *\n * ```txt\n * foo://example.com:8042/over/there?name=ferret#nose\n * \\_/ \\______________/\\_________/ \\_________/ \\__/\n * | | | | |\n * scheme authority path query fragment\n * | _____________________|__\n * / \\ / \\\n * urn:example:animal:ferret:nose\n * ```\n */\nexport class URI {\n /**\n * @internal\n */\n constructor(schemeOrData, authority, path, query, fragment, _strict = false) {\n if (typeof schemeOrData === 'object') {\n this.scheme = schemeOrData.scheme || _empty;\n this.authority = schemeOrData.authority || _empty;\n this.path = schemeOrData.path || _empty;\n this.query = schemeOrData.query || _empty;\n this.fragment = schemeOrData.fragment || _empty;\n // no validation because it's this URI\n // that creates uri components.\n // _validateUri(this);\n }\n else {\n this.scheme = _schemeFix(schemeOrData, _strict);\n this.authority = authority || _empty;\n this.path = _referenceResolution(this.scheme, path || _empty);\n this.query = query || _empty;\n this.fragment = fragment || _empty;\n _validateUri(this, _strict);\n }\n }\n static isUri(thing) {\n if (thing instanceof URI) {\n return true;\n }\n if (!thing) {\n return false;\n }\n return typeof thing.authority === 'string'\n && typeof thing.fragment === 'string'\n && typeof thing.path === 'string'\n && typeof thing.query === 'string'\n && typeof thing.scheme === 'string'\n && typeof thing.fsPath === 'function'\n && typeof thing.with === 'function'\n && typeof thing.toString === 'function';\n }\n // ---- filesystem path -----------------------\n /**\n * Returns a string representing the corresponding file system path of this URI.\n * Will handle UNC paths, normalizes windows drive letters to lower-case, and uses the\n * platform specific path separator.\n *\n * * Will *not* validate the path for invalid characters and semantics.\n * * Will *not* look at the scheme of this URI.\n * * The result shall *not* be used for display purposes but for accessing a file on disk.\n *\n *\n * The *difference* to `URI#path` is the use of the platform specific separator and the handling\n * of UNC paths. See the below sample of a file-uri with an authority (UNC path).\n *\n * ```ts\n const u = URI.parse('file://server/c$/folder/file.txt')\n u.authority === 'server'\n u.path === '/shares/c$/file.txt'\n u.fsPath === '\\\\server\\c$\\folder\\file.txt'\n ```\n *\n * Using `URI#path` to read a file (using fs-apis) would not be enough because parts of the path,\n * namely the server name, would be missing. Therefore `URI#fsPath` exists - it's sugar to ease working\n * with URIs that represent files on disk (`file` scheme).\n */\n get fsPath() {\n // if (this.scheme !== 'file') {\n // \tconsole.warn(`[UriError] calling fsPath with scheme ${this.scheme}`);\n // }\n return uriToFsPath(this, false);\n }\n // ---- modify to new -------------------------\n with(change) {\n if (!change) {\n return this;\n }\n let { scheme, authority, path, query, fragment } = change;\n if (scheme === undefined) {\n scheme = this.scheme;\n }\n else if (scheme === null) {\n scheme = _empty;\n }\n if (authority === undefined) {\n authority = this.authority;\n }\n else if (authority === null) {\n authority = _empty;\n }\n if (path === undefined) {\n path = this.path;\n }\n else if (path === null) {\n path = _empty;\n }\n if (query === undefined) {\n query = this.query;\n }\n else if (query === null) {\n query = _empty;\n }\n if (fragment === undefined) {\n fragment = this.fragment;\n }\n else if (fragment === null) {\n fragment = _empty;\n }\n if (scheme === this.scheme\n && authority === this.authority\n && path === this.path\n && query === this.query\n && fragment === this.fragment) {\n return this;\n }\n return new Uri(scheme, authority, path, query, fragment);\n }\n // ---- parse & validate ------------------------\n /**\n * Creates a new URI from a string, e.g. `http://www.msft.com/some/path`,\n * `file:///usr/home`, or `scheme:with/path`.\n *\n * @param value A string which represents an URI (see `URI#toString`).\n */\n static parse(value, _strict = false) {\n const match = _regexp.exec(value);\n if (!match) {\n return new Uri(_empty, _empty, _empty, _empty, _empty);\n }\n return new Uri(match[2] || _empty, percentDecode(match[4] || _empty), percentDecode(match[5] || _empty), percentDecode(match[7] || _empty), percentDecode(match[9] || _empty), _strict);\n }\n /**\n * Creates a new URI from a file system path, e.g. `c:\\my\\files`,\n * `/usr/home`, or `\\\\server\\share\\some\\path`.\n *\n * The *difference* between `URI#parse` and `URI#file` is that the latter treats the argument\n * as path, not as stringified-uri. E.g. `URI.file(path)` is **not the same as**\n * `URI.parse('file://' + path)` because the path might contain characters that are\n * interpreted (# and ?). See the following sample:\n * ```ts\n const good = URI.file('/coding/c#/project1');\n good.scheme === 'file';\n good.path === '/coding/c#/project1';\n good.fragment === '';\n const bad = URI.parse('file://' + '/coding/c#/project1');\n bad.scheme === 'file';\n bad.path === '/coding/c'; // path is now broken\n bad.fragment === '/project1';\n ```\n *\n * @param path A file system path (see `URI#fsPath`)\n */\n static file(path) {\n let authority = _empty;\n // normalize to fwd-slashes on windows,\n // on other systems bwd-slashes are valid\n // filename character, eg /f\\oo/ba\\r.txt\n if (isWindows) {\n path = path.replace(/\\\\/g, _slash);\n }\n // check for authority as used in UNC shares\n // or use the path as given\n if (path[0] === _slash && path[1] === _slash) {\n const idx = path.indexOf(_slash, 2);\n if (idx === -1) {\n authority = path.substring(2);\n path = _slash;\n }\n else {\n authority = path.substring(2, idx);\n path = path.substring(idx) || _slash;\n }\n }\n return new Uri('file', authority, path, _empty, _empty);\n }\n static from(components) {\n return new Uri(components.scheme, components.authority, components.path, components.query, components.fragment);\n }\n /**\n * Join a URI path with path fragments and normalizes the resulting path.\n *\n * @param uri The input URI.\n * @param pathFragment The path fragment to add to the URI path.\n * @returns The resulting URI.\n */\n static joinPath(uri, ...pathFragment) {\n if (!uri.path) {\n throw new Error(`[UriError]: cannot call joinPaths on URI without path`);\n }\n let newPath;\n if (isWindows && uri.scheme === 'file') {\n newPath = URI.file(paths.win32.join(uriToFsPath(uri, true), ...pathFragment)).path;\n }\n else {\n newPath = paths.posix.join(uri.path, ...pathFragment);\n }\n return uri.with({ path: newPath });\n }\n // ---- printing/externalize ---------------------------\n /**\n * Creates a string representation for this URI. It's guaranteed that calling\n * `URI.parse` with the result of this function creates an URI which is equal\n * to this URI.\n *\n * * The result shall *not* be used for display purposes but for externalization or transport.\n * * The result will be encoded using the percentage encoding and encoding happens mostly\n * ignore the scheme-specific encoding rules.\n *\n * @param skipEncoding Do not encode the result, default is `false`\n */\n toString(skipEncoding = false) {\n return _asFormatted(this, skipEncoding);\n }\n toJSON() {\n return this;\n }\n static revive(data) {\n if (!data) {\n return data;\n }\n else if (data instanceof URI) {\n return data;\n }\n else {\n const result = new Uri(data);\n result._formatted = data.external;\n result._fsPath = data._sep === _pathSepMarker ? data.fsPath : null;\n return result;\n }\n }\n}\nconst _pathSepMarker = isWindows ? 1 : undefined;\n// This class exists so that URI is compatibile with vscode.Uri (API).\nclass Uri extends URI {\n constructor() {\n super(...arguments);\n this._formatted = null;\n this._fsPath = null;\n }\n get fsPath() {\n if (!this._fsPath) {\n this._fsPath = uriToFsPath(this, false);\n }\n return this._fsPath;\n }\n toString(skipEncoding = false) {\n if (!skipEncoding) {\n if (!this._formatted) {\n this._formatted = _asFormatted(this, false);\n }\n return this._formatted;\n }\n else {\n // we don't cache that\n return _asFormatted(this, true);\n }\n }\n toJSON() {\n const res = {\n $mid: 1\n };\n // cached state\n if (this._fsPath) {\n res.fsPath = this._fsPath;\n res._sep = _pathSepMarker;\n }\n if (this._formatted) {\n res.external = this._formatted;\n }\n // uri components\n if (this.path) {\n res.path = this.path;\n }\n if (this.scheme) {\n res.scheme = this.scheme;\n }\n if (this.authority) {\n res.authority = this.authority;\n }\n if (this.query) {\n res.query = this.query;\n }\n if (this.fragment) {\n res.fragment = this.fragment;\n }\n return res;\n }\n}\n// reserved characters: https://tools.ietf.org/html/rfc3986#section-2.2\nconst encodeTable = {\n [58 /* Colon */]: '%3A',\n [47 /* Slash */]: '%2F',\n [63 /* QuestionMark */]: '%3F',\n [35 /* Hash */]: '%23',\n [91 /* OpenSquareBracket */]: '%5B',\n [93 /* CloseSquareBracket */]: '%5D',\n [64 /* AtSign */]: '%40',\n [33 /* ExclamationMark */]: '%21',\n [36 /* DollarSign */]: '%24',\n [38 /* Ampersand */]: '%26',\n [39 /* SingleQuote */]: '%27',\n [40 /* OpenParen */]: '%28',\n [41 /* CloseParen */]: '%29',\n [42 /* Asterisk */]: '%2A',\n [43 /* Plus */]: '%2B',\n [44 /* Comma */]: '%2C',\n [59 /* Semicolon */]: '%3B',\n [61 /* Equals */]: '%3D',\n [32 /* Space */]: '%20',\n};\nfunction encodeURIComponentFast(uriComponent, allowSlash) {\n let res = undefined;\n let nativeEncodePos = -1;\n for (let pos = 0; pos < uriComponent.length; pos++) {\n const code = uriComponent.charCodeAt(pos);\n // unreserved characters: https://tools.ietf.org/html/rfc3986#section-2.3\n if ((code >= 97 /* a */ && code <= 122 /* z */)\n || (code >= 65 /* A */ && code <= 90 /* Z */)\n || (code >= 48 /* Digit0 */ && code <= 57 /* Digit9 */)\n || code === 45 /* Dash */\n || code === 46 /* Period */\n || code === 95 /* Underline */\n || code === 126 /* Tilde */\n || (allowSlash && code === 47 /* Slash */)) {\n // check if we are delaying native encode\n if (nativeEncodePos !== -1) {\n res += encodeURIComponent(uriComponent.substring(nativeEncodePos, pos));\n nativeEncodePos = -1;\n }\n // check if we write into a new string (by default we try to return the param)\n if (res !== undefined) {\n res += uriComponent.charAt(pos);\n }\n }\n else {\n // encoding needed, we need to allocate a new string\n if (res === undefined) {\n res = uriComponent.substr(0, pos);\n }\n // check with default table first\n const escaped = encodeTable[code];\n if (escaped !== undefined) {\n // check if we are delaying native encode\n if (nativeEncodePos !== -1) {\n res += encodeURIComponent(uriComponent.substring(nativeEncodePos, pos));\n nativeEncodePos = -1;\n }\n // append escaped variant to result\n res += escaped;\n }\n else if (nativeEncodePos === -1) {\n // use native encode only when needed\n nativeEncodePos = pos;\n }\n }\n }\n if (nativeEncodePos !== -1) {\n res += encodeURIComponent(uriComponent.substring(nativeEncodePos));\n }\n return res !== undefined ? res : uriComponent;\n}\nfunction encodeURIComponentMinimal(path) {\n let res = undefined;\n for (let pos = 0; pos < path.length; pos++) {\n const code = path.charCodeAt(pos);\n if (code === 35 /* Hash */ || code === 63 /* QuestionMark */) {\n if (res === undefined) {\n res = path.substr(0, pos);\n }\n res += encodeTable[code];\n }\n else {\n if (res !== undefined) {\n res += path[pos];\n }\n }\n }\n return res !== undefined ? res : path;\n}\n/**\n * Compute `fsPath` for the given uri\n */\nexport function uriToFsPath(uri, keepDriveLetterCasing) {\n let value;\n if (uri.authority && uri.path.length > 1 && uri.scheme === 'file') {\n // unc path: file://shares/c$/far/boo\n value = `//${uri.authority}${uri.path}`;\n }\n else if (uri.path.charCodeAt(0) === 47 /* Slash */\n && (uri.path.charCodeAt(1) >= 65 /* A */ && uri.path.charCodeAt(1) <= 90 /* Z */ || uri.path.charCodeAt(1) >= 97 /* a */ && uri.path.charCodeAt(1) <= 122 /* z */)\n && uri.path.charCodeAt(2) === 58 /* Colon */) {\n if (!keepDriveLetterCasing) {\n // windows drive letter: file:///c:/far/boo\n value = uri.path[1].toLowerCase() + uri.path.substr(2);\n }\n else {\n value = uri.path.substr(1);\n }\n }\n else {\n // other path\n value = uri.path;\n }\n if (isWindows) {\n value = value.replace(/\\//g, '\\\\');\n }\n return value;\n}\n/**\n * Create the external version of a uri\n */\nfunction _asFormatted(uri, skipEncoding) {\n const encoder = !skipEncoding\n ? encodeURIComponentFast\n : encodeURIComponentMinimal;\n let res = '';\n let { scheme, authority, path, query, fragment } = uri;\n if (scheme) {\n res += scheme;\n res += ':';\n }\n if (authority || scheme === 'file') {\n res += _slash;\n res += _slash;\n }\n if (authority) {\n let idx = authority.indexOf('@');\n if (idx !== -1) {\n // @\n const userinfo = authority.substr(0, idx);\n authority = authority.substr(idx + 1);\n idx = userinfo.indexOf(':');\n if (idx === -1) {\n res += encoder(userinfo, false);\n }\n else {\n // :@\n res += encoder(userinfo.substr(0, idx), false);\n res += ':';\n res += encoder(userinfo.substr(idx + 1), false);\n }\n res += '@';\n }\n authority = authority.toLowerCase();\n idx = authority.indexOf(':');\n if (idx === -1) {\n res += encoder(authority, false);\n }\n else {\n // :\n res += encoder(authority.substr(0, idx), false);\n res += authority.substr(idx);\n }\n }\n if (path) {\n // lower-case windows drive letters in /C:/fff or C:/fff\n if (path.length >= 3 && path.charCodeAt(0) === 47 /* Slash */ && path.charCodeAt(2) === 58 /* Colon */) {\n const code = path.charCodeAt(1);\n if (code >= 65 /* A */ && code <= 90 /* Z */) {\n path = `/${String.fromCharCode(code + 32)}:${path.substr(3)}`; // \"/c:\".length === 3\n }\n }\n else if (path.length >= 2 && path.charCodeAt(1) === 58 /* Colon */) {\n const code = path.charCodeAt(0);\n if (code >= 65 /* A */ && code <= 90 /* Z */) {\n path = `${String.fromCharCode(code + 32)}:${path.substr(2)}`; // \"/c:\".length === 3\n }\n }\n // encode the rest of the path\n res += encoder(path, true);\n }\n if (query) {\n res += '?';\n res += encoder(query, false);\n }\n if (fragment) {\n res += '#';\n res += !skipEncoding ? encodeURIComponentFast(fragment, false) : fragment;\n }\n return res;\n}\n// --- decode\nfunction decodeURIComponentGraceful(str) {\n try {\n return decodeURIComponent(str);\n }\n catch (_a) {\n if (str.length > 3) {\n return str.substr(0, 3) + decodeURIComponentGraceful(str.substr(3));\n }\n else {\n return str;\n }\n }\n}\nconst _rEncodedAsHex = /(%[0-9A-Za-z][0-9A-Za-z])+/g;\nfunction percentDecode(str) {\n if (!str.match(_rEncodedAsHex)) {\n return str;\n }\n return str.replace(_rEncodedAsHex, (match) => decodeURIComponentGraceful(match));\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { transformErrorForSerialization } from '../errors.js';\nimport { Disposable } from '../lifecycle.js';\nimport { isWeb } from '../platform.js';\nimport * as types from '../types.js';\nconst INITIALIZE = '$initialize';\nlet webWorkerWarningLogged = false;\nexport function logOnceWebWorkerWarning(err) {\n if (!isWeb) {\n // running tests\n return;\n }\n if (!webWorkerWarningLogged) {\n webWorkerWarningLogged = true;\n console.warn('Could not create web worker(s). Falling back to loading web worker code in main thread, which might cause UI freezes. Please see https://github.com/Microsoft/monaco-editor#faq');\n }\n console.warn(err.message);\n}\nclass SimpleWorkerProtocol {\n constructor(handler) {\n this._workerId = -1;\n this._handler = handler;\n this._lastSentReq = 0;\n this._pendingReplies = Object.create(null);\n }\n setWorkerId(workerId) {\n this._workerId = workerId;\n }\n sendMessage(method, args) {\n let req = String(++this._lastSentReq);\n return new Promise((resolve, reject) => {\n this._pendingReplies[req] = {\n resolve: resolve,\n reject: reject\n };\n this._send({\n vsWorker: this._workerId,\n req: req,\n method: method,\n args: args\n });\n });\n }\n handleMessage(message) {\n if (!message || !message.vsWorker) {\n return;\n }\n if (this._workerId !== -1 && message.vsWorker !== this._workerId) {\n return;\n }\n this._handleMessage(message);\n }\n _handleMessage(msg) {\n if (msg.seq) {\n let replyMessage = msg;\n if (!this._pendingReplies[replyMessage.seq]) {\n console.warn('Got reply to unknown seq');\n return;\n }\n let reply = this._pendingReplies[replyMessage.seq];\n delete this._pendingReplies[replyMessage.seq];\n if (replyMessage.err) {\n let err = replyMessage.err;\n if (replyMessage.err.$isError) {\n err = new Error();\n err.name = replyMessage.err.name;\n err.message = replyMessage.err.message;\n err.stack = replyMessage.err.stack;\n }\n reply.reject(err);\n return;\n }\n reply.resolve(replyMessage.res);\n return;\n }\n let requestMessage = msg;\n let req = requestMessage.req;\n let result = this._handler.handleMessage(requestMessage.method, requestMessage.args);\n result.then((r) => {\n this._send({\n vsWorker: this._workerId,\n seq: req,\n res: r,\n err: undefined\n });\n }, (e) => {\n if (e.detail instanceof Error) {\n // Loading errors have a detail property that points to the actual error\n e.detail = transformErrorForSerialization(e.detail);\n }\n this._send({\n vsWorker: this._workerId,\n seq: req,\n res: undefined,\n err: transformErrorForSerialization(e)\n });\n });\n }\n _send(msg) {\n let transfer = [];\n if (msg.req) {\n const m = msg;\n for (let i = 0; i < m.args.length; i++) {\n if (m.args[i] instanceof ArrayBuffer) {\n transfer.push(m.args[i]);\n }\n }\n }\n else {\n const m = msg;\n if (m.res instanceof ArrayBuffer) {\n transfer.push(m.res);\n }\n }\n this._handler.sendMessage(msg, transfer);\n }\n}\n/**\n * Main thread side\n */\nexport class SimpleWorkerClient extends Disposable {\n constructor(workerFactory, moduleId, host) {\n super();\n let lazyProxyReject = null;\n this._worker = this._register(workerFactory.create('vs/base/common/worker/simpleWorker', (msg) => {\n this._protocol.handleMessage(msg);\n }, (err) => {\n // in Firefox, web workers fail lazily :(\n // we will reject the proxy\n if (lazyProxyReject) {\n lazyProxyReject(err);\n }\n }));\n this._protocol = new SimpleWorkerProtocol({\n sendMessage: (msg, transfer) => {\n this._worker.postMessage(msg, transfer);\n },\n handleMessage: (method, args) => {\n if (typeof host[method] !== 'function') {\n return Promise.reject(new Error('Missing method ' + method + ' on main thread host.'));\n }\n try {\n return Promise.resolve(host[method].apply(host, args));\n }\n catch (e) {\n return Promise.reject(e);\n }\n }\n });\n this._protocol.setWorkerId(this._worker.getId());\n // Gather loader configuration\n let loaderConfiguration = null;\n if (typeof self.require !== 'undefined' && typeof self.require.getConfig === 'function') {\n // Get the configuration from the Monaco AMD Loader\n loaderConfiguration = self.require.getConfig();\n }\n else if (typeof self.requirejs !== 'undefined') {\n // Get the configuration from requirejs\n loaderConfiguration = self.requirejs.s.contexts._.config;\n }\n const hostMethods = types.getAllMethodNames(host);\n // Send initialize message\n this._onModuleLoaded = this._protocol.sendMessage(INITIALIZE, [\n this._worker.getId(),\n JSON.parse(JSON.stringify(loaderConfiguration)),\n moduleId,\n hostMethods,\n ]);\n // Create proxy to loaded code\n const proxyMethodRequest = (method, args) => {\n return this._request(method, args);\n };\n this._lazyProxy = new Promise((resolve, reject) => {\n lazyProxyReject = reject;\n this._onModuleLoaded.then((availableMethods) => {\n resolve(types.createProxyObject(availableMethods, proxyMethodRequest));\n }, (e) => {\n reject(e);\n this._onError('Worker failed to load ' + moduleId, e);\n });\n });\n }\n getProxyObject() {\n return this._lazyProxy;\n }\n _request(method, args) {\n return new Promise((resolve, reject) => {\n this._onModuleLoaded.then(() => {\n this._protocol.sendMessage(method, args).then(resolve, reject);\n }, reject);\n });\n }\n _onError(message, error) {\n console.error(message);\n console.info(error);\n }\n}\n/**\n * Worker side\n */\nexport class SimpleWorkerServer {\n constructor(postMessage, requestHandlerFactory) {\n this._requestHandlerFactory = requestHandlerFactory;\n this._requestHandler = null;\n this._protocol = new SimpleWorkerProtocol({\n sendMessage: (msg, transfer) => {\n postMessage(msg, transfer);\n },\n handleMessage: (method, args) => this._handleMessage(method, args)\n });\n }\n onmessage(msg) {\n this._protocol.handleMessage(msg);\n }\n _handleMessage(method, args) {\n if (method === INITIALIZE) {\n return this.initialize(args[0], args[1], args[2], args[3]);\n }\n if (!this._requestHandler || typeof this._requestHandler[method] !== 'function') {\n return Promise.reject(new Error('Missing requestHandler or method: ' + method));\n }\n try {\n return Promise.resolve(this._requestHandler[method].apply(this._requestHandler, args));\n }\n catch (e) {\n return Promise.reject(e);\n }\n }\n initialize(workerId, loaderConfig, moduleId, hostMethods) {\n this._protocol.setWorkerId(workerId);\n const proxyMethodRequest = (method, args) => {\n return this._protocol.sendMessage(method, args);\n };\n const hostProxy = types.createProxyObject(hostMethods, proxyMethodRequest);\n if (this._requestHandlerFactory) {\n // static request handler\n this._requestHandler = this._requestHandlerFactory(hostProxy);\n return Promise.resolve(types.getAllMethodNames(this._requestHandler));\n }\n if (loaderConfig) {\n // Remove 'baseUrl', handling it is beyond scope for now\n if (typeof loaderConfig.baseUrl !== 'undefined') {\n delete loaderConfig['baseUrl'];\n }\n if (typeof loaderConfig.paths !== 'undefined') {\n if (typeof loaderConfig.paths.vs !== 'undefined') {\n delete loaderConfig.paths['vs'];\n }\n }\n // Since this is in a web worker, enable catching errors\n loaderConfig.catchError = true;\n self.require.config(loaderConfig);\n }\n return new Promise((resolve, reject) => {\n // Use the global require to be sure to get the global config\n self.require([moduleId], (module) => {\n this._requestHandler = module.create(hostProxy);\n if (!this._requestHandler) {\n reject(new Error(`No RequestHandler!`));\n return;\n }\n resolve(types.getAllMethodNames(this._requestHandler));\n }, reject);\n });\n }\n}\n/**\n * Called on the worker side\n */\nexport function create(postMessage) {\n return new SimpleWorkerServer(postMessage, null);\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { toUint8 } from '../../../base/common/uint.js';\n/**\n * A fast character classifier that uses a compact array for ASCII values.\n */\nexport class CharacterClassifier {\n constructor(_defaultValue) {\n let defaultValue = toUint8(_defaultValue);\n this._defaultValue = defaultValue;\n this._asciiMap = CharacterClassifier._createAsciiMap(defaultValue);\n this._map = new Map();\n }\n static _createAsciiMap(defaultValue) {\n let asciiMap = new Uint8Array(256);\n for (let i = 0; i < 256; i++) {\n asciiMap[i] = defaultValue;\n }\n return asciiMap;\n }\n set(charCode, _value) {\n let value = toUint8(_value);\n if (charCode >= 0 && charCode < 256) {\n this._asciiMap[charCode] = value;\n }\n else {\n this._map.set(charCode, value);\n }\n }\n get(charCode) {\n if (charCode >= 0 && charCode < 256) {\n return this._asciiMap[charCode];\n }\n else {\n return (this._map.get(charCode) || this._defaultValue);\n }\n }\n}\nexport class CharacterSet {\n constructor() {\n this._actual = new CharacterClassifier(0 /* False */);\n }\n add(charCode) {\n this._actual.set(charCode, 1 /* True */);\n }\n has(charCode) {\n return (this._actual.get(charCode) === 1 /* True */);\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\n/**\n * A position in the editor.\n */\nexport class Position {\n constructor(lineNumber, column) {\n this.lineNumber = lineNumber;\n this.column = column;\n }\n /**\n * Create a new position from this position.\n *\n * @param newLineNumber new line number\n * @param newColumn new column\n */\n with(newLineNumber = this.lineNumber, newColumn = this.column) {\n if (newLineNumber === this.lineNumber && newColumn === this.column) {\n return this;\n }\n else {\n return new Position(newLineNumber, newColumn);\n }\n }\n /**\n * Derive a new position from this position.\n *\n * @param deltaLineNumber line number delta\n * @param deltaColumn column delta\n */\n delta(deltaLineNumber = 0, deltaColumn = 0) {\n return this.with(this.lineNumber + deltaLineNumber, this.column + deltaColumn);\n }\n /**\n * Test if this position equals other position\n */\n equals(other) {\n return Position.equals(this, other);\n }\n /**\n * Test if position `a` equals position `b`\n */\n static equals(a, b) {\n if (!a && !b) {\n return true;\n }\n return (!!a &&\n !!b &&\n a.lineNumber === b.lineNumber &&\n a.column === b.column);\n }\n /**\n * Test if this position is before other position.\n * If the two positions are equal, the result will be false.\n */\n isBefore(other) {\n return Position.isBefore(this, other);\n }\n /**\n * Test if position `a` is before position `b`.\n * If the two positions are equal, the result will be false.\n */\n static isBefore(a, b) {\n if (a.lineNumber < b.lineNumber) {\n return true;\n }\n if (b.lineNumber < a.lineNumber) {\n return false;\n }\n return a.column < b.column;\n }\n /**\n * Test if this position is before other position.\n * If the two positions are equal, the result will be true.\n */\n isBeforeOrEqual(other) {\n return Position.isBeforeOrEqual(this, other);\n }\n /**\n * Test if position `a` is before position `b`.\n * If the two positions are equal, the result will be true.\n */\n static isBeforeOrEqual(a, b) {\n if (a.lineNumber < b.lineNumber) {\n return true;\n }\n if (b.lineNumber < a.lineNumber) {\n return false;\n }\n return a.column <= b.column;\n }\n /**\n * A function that compares positions, useful for sorting\n */\n static compare(a, b) {\n let aLineNumber = a.lineNumber | 0;\n let bLineNumber = b.lineNumber | 0;\n if (aLineNumber === bLineNumber) {\n let aColumn = a.column | 0;\n let bColumn = b.column | 0;\n return aColumn - bColumn;\n }\n return aLineNumber - bLineNumber;\n }\n /**\n * Clone this position.\n */\n clone() {\n return new Position(this.lineNumber, this.column);\n }\n /**\n * Convert to a human-readable representation.\n */\n toString() {\n return '(' + this.lineNumber + ',' + this.column + ')';\n }\n // ---\n /**\n * Create a `Position` from an `IPosition`.\n */\n static lift(pos) {\n return new Position(pos.lineNumber, pos.column);\n }\n /**\n * Test if `obj` is an `IPosition`.\n */\n static isIPosition(obj) {\n return (obj\n && (typeof obj.lineNumber === 'number')\n && (typeof obj.column === 'number'));\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { Position } from './position.js';\n/**\n * A range in the editor. (startLineNumber,startColumn) is <= (endLineNumber,endColumn)\n */\nexport class Range {\n constructor(startLineNumber, startColumn, endLineNumber, endColumn) {\n if ((startLineNumber > endLineNumber) || (startLineNumber === endLineNumber && startColumn > endColumn)) {\n this.startLineNumber = endLineNumber;\n this.startColumn = endColumn;\n this.endLineNumber = startLineNumber;\n this.endColumn = startColumn;\n }\n else {\n this.startLineNumber = startLineNumber;\n this.startColumn = startColumn;\n this.endLineNumber = endLineNumber;\n this.endColumn = endColumn;\n }\n }\n /**\n * Test if this range is empty.\n */\n isEmpty() {\n return Range.isEmpty(this);\n }\n /**\n * Test if `range` is empty.\n */\n static isEmpty(range) {\n return (range.startLineNumber === range.endLineNumber && range.startColumn === range.endColumn);\n }\n /**\n * Test if position is in this range. If the position is at the edges, will return true.\n */\n containsPosition(position) {\n return Range.containsPosition(this, position);\n }\n /**\n * Test if `position` is in `range`. If the position is at the edges, will return true.\n */\n static containsPosition(range, position) {\n if (position.lineNumber < range.startLineNumber || position.lineNumber > range.endLineNumber) {\n return false;\n }\n if (position.lineNumber === range.startLineNumber && position.column < range.startColumn) {\n return false;\n }\n if (position.lineNumber === range.endLineNumber && position.column > range.endColumn) {\n return false;\n }\n return true;\n }\n /**\n * Test if range is in this range. If the range is equal to this range, will return true.\n */\n containsRange(range) {\n return Range.containsRange(this, range);\n }\n /**\n * Test if `otherRange` is in `range`. If the ranges are equal, will return true.\n */\n static containsRange(range, otherRange) {\n if (otherRange.startLineNumber < range.startLineNumber || otherRange.endLineNumber < range.startLineNumber) {\n return false;\n }\n if (otherRange.startLineNumber > range.endLineNumber || otherRange.endLineNumber > range.endLineNumber) {\n return false;\n }\n if (otherRange.startLineNumber === range.startLineNumber && otherRange.startColumn < range.startColumn) {\n return false;\n }\n if (otherRange.endLineNumber === range.endLineNumber && otherRange.endColumn > range.endColumn) {\n return false;\n }\n return true;\n }\n /**\n * Test if `range` is strictly in this range. `range` must start after and end before this range for the result to be true.\n */\n strictContainsRange(range) {\n return Range.strictContainsRange(this, range);\n }\n /**\n * Test if `otherRange` is strinctly in `range` (must start after, and end before). If the ranges are equal, will return false.\n */\n static strictContainsRange(range, otherRange) {\n if (otherRange.startLineNumber < range.startLineNumber || otherRange.endLineNumber < range.startLineNumber) {\n return false;\n }\n if (otherRange.startLineNumber > range.endLineNumber || otherRange.endLineNumber > range.endLineNumber) {\n return false;\n }\n if (otherRange.startLineNumber === range.startLineNumber && otherRange.startColumn <= range.startColumn) {\n return false;\n }\n if (otherRange.endLineNumber === range.endLineNumber && otherRange.endColumn >= range.endColumn) {\n return false;\n }\n return true;\n }\n /**\n * A reunion of the two ranges.\n * The smallest position will be used as the start point, and the largest one as the end point.\n */\n plusRange(range) {\n return Range.plusRange(this, range);\n }\n /**\n * A reunion of the two ranges.\n * The smallest position will be used as the start point, and the largest one as the end point.\n */\n static plusRange(a, b) {\n let startLineNumber;\n let startColumn;\n let endLineNumber;\n let endColumn;\n if (b.startLineNumber < a.startLineNumber) {\n startLineNumber = b.startLineNumber;\n startColumn = b.startColumn;\n }\n else if (b.startLineNumber === a.startLineNumber) {\n startLineNumber = b.startLineNumber;\n startColumn = Math.min(b.startColumn, a.startColumn);\n }\n else {\n startLineNumber = a.startLineNumber;\n startColumn = a.startColumn;\n }\n if (b.endLineNumber > a.endLineNumber) {\n endLineNumber = b.endLineNumber;\n endColumn = b.endColumn;\n }\n else if (b.endLineNumber === a.endLineNumber) {\n endLineNumber = b.endLineNumber;\n endColumn = Math.max(b.endColumn, a.endColumn);\n }\n else {\n endLineNumber = a.endLineNumber;\n endColumn = a.endColumn;\n }\n return new Range(startLineNumber, startColumn, endLineNumber, endColumn);\n }\n /**\n * A intersection of the two ranges.\n */\n intersectRanges(range) {\n return Range.intersectRanges(this, range);\n }\n /**\n * A intersection of the two ranges.\n */\n static intersectRanges(a, b) {\n let resultStartLineNumber = a.startLineNumber;\n let resultStartColumn = a.startColumn;\n let resultEndLineNumber = a.endLineNumber;\n let resultEndColumn = a.endColumn;\n let otherStartLineNumber = b.startLineNumber;\n let otherStartColumn = b.startColumn;\n let otherEndLineNumber = b.endLineNumber;\n let otherEndColumn = b.endColumn;\n if (resultStartLineNumber < otherStartLineNumber) {\n resultStartLineNumber = otherStartLineNumber;\n resultStartColumn = otherStartColumn;\n }\n else if (resultStartLineNumber === otherStartLineNumber) {\n resultStartColumn = Math.max(resultStartColumn, otherStartColumn);\n }\n if (resultEndLineNumber > otherEndLineNumber) {\n resultEndLineNumber = otherEndLineNumber;\n resultEndColumn = otherEndColumn;\n }\n else if (resultEndLineNumber === otherEndLineNumber) {\n resultEndColumn = Math.min(resultEndColumn, otherEndColumn);\n }\n // Check if selection is now empty\n if (resultStartLineNumber > resultEndLineNumber) {\n return null;\n }\n if (resultStartLineNumber === resultEndLineNumber && resultStartColumn > resultEndColumn) {\n return null;\n }\n return new Range(resultStartLineNumber, resultStartColumn, resultEndLineNumber, resultEndColumn);\n }\n /**\n * Test if this range equals other.\n */\n equalsRange(other) {\n return Range.equalsRange(this, other);\n }\n /**\n * Test if range `a` equals `b`.\n */\n static equalsRange(a, b) {\n return (!!a &&\n !!b &&\n a.startLineNumber === b.startLineNumber &&\n a.startColumn === b.startColumn &&\n a.endLineNumber === b.endLineNumber &&\n a.endColumn === b.endColumn);\n }\n /**\n * Return the end position (which will be after or equal to the start position)\n */\n getEndPosition() {\n return Range.getEndPosition(this);\n }\n /**\n * Return the end position (which will be after or equal to the start position)\n */\n static getEndPosition(range) {\n return new Position(range.endLineNumber, range.endColumn);\n }\n /**\n * Return the start position (which will be before or equal to the end position)\n */\n getStartPosition() {\n return Range.getStartPosition(this);\n }\n /**\n * Return the start position (which will be before or equal to the end position)\n */\n static getStartPosition(range) {\n return new Position(range.startLineNumber, range.startColumn);\n }\n /**\n * Transform to a user presentable string representation.\n */\n toString() {\n return '[' + this.startLineNumber + ',' + this.startColumn + ' -> ' + this.endLineNumber + ',' + this.endColumn + ']';\n }\n /**\n * Create a new range using this range's start position, and using endLineNumber and endColumn as the end position.\n */\n setEndPosition(endLineNumber, endColumn) {\n return new Range(this.startLineNumber, this.startColumn, endLineNumber, endColumn);\n }\n /**\n * Create a new range using this range's end position, and using startLineNumber and startColumn as the start position.\n */\n setStartPosition(startLineNumber, startColumn) {\n return new Range(startLineNumber, startColumn, this.endLineNumber, this.endColumn);\n }\n /**\n * Create a new empty range using this range's start position.\n */\n collapseToStart() {\n return Range.collapseToStart(this);\n }\n /**\n * Create a new empty range using this range's start position.\n */\n static collapseToStart(range) {\n return new Range(range.startLineNumber, range.startColumn, range.startLineNumber, range.startColumn);\n }\n // ---\n static fromPositions(start, end = start) {\n return new Range(start.lineNumber, start.column, end.lineNumber, end.column);\n }\n static lift(range) {\n if (!range) {\n return null;\n }\n return new Range(range.startLineNumber, range.startColumn, range.endLineNumber, range.endColumn);\n }\n /**\n * Test if `obj` is an `IRange`.\n */\n static isIRange(obj) {\n return (obj\n && (typeof obj.startLineNumber === 'number')\n && (typeof obj.startColumn === 'number')\n && (typeof obj.endLineNumber === 'number')\n && (typeof obj.endColumn === 'number'));\n }\n /**\n * Test if the two ranges are touching in any way.\n */\n static areIntersectingOrTouching(a, b) {\n // Check if `a` is before `b`\n if (a.endLineNumber < b.startLineNumber || (a.endLineNumber === b.startLineNumber && a.endColumn < b.startColumn)) {\n return false;\n }\n // Check if `b` is before `a`\n if (b.endLineNumber < a.startLineNumber || (b.endLineNumber === a.startLineNumber && b.endColumn < a.startColumn)) {\n return false;\n }\n // These ranges must intersect\n return true;\n }\n /**\n * Test if the two ranges are intersecting. If the ranges are touching it returns true.\n */\n static areIntersecting(a, b) {\n // Check if `a` is before `b`\n if (a.endLineNumber < b.startLineNumber || (a.endLineNumber === b.startLineNumber && a.endColumn <= b.startColumn)) {\n return false;\n }\n // Check if `b` is before `a`\n if (b.endLineNumber < a.startLineNumber || (b.endLineNumber === a.startLineNumber && b.endColumn <= a.startColumn)) {\n return false;\n }\n // These ranges must intersect\n return true;\n }\n /**\n * A function that compares ranges, useful for sorting ranges\n * It will first compare ranges on the startPosition and then on the endPosition\n */\n static compareRangesUsingStarts(a, b) {\n if (a && b) {\n const aStartLineNumber = a.startLineNumber | 0;\n const bStartLineNumber = b.startLineNumber | 0;\n if (aStartLineNumber === bStartLineNumber) {\n const aStartColumn = a.startColumn | 0;\n const bStartColumn = b.startColumn | 0;\n if (aStartColumn === bStartColumn) {\n const aEndLineNumber = a.endLineNumber | 0;\n const bEndLineNumber = b.endLineNumber | 0;\n if (aEndLineNumber === bEndLineNumber) {\n const aEndColumn = a.endColumn | 0;\n const bEndColumn = b.endColumn | 0;\n return aEndColumn - bEndColumn;\n }\n return aEndLineNumber - bEndLineNumber;\n }\n return aStartColumn - bStartColumn;\n }\n return aStartLineNumber - bStartLineNumber;\n }\n const aExists = (a ? 1 : 0);\n const bExists = (b ? 1 : 0);\n return aExists - bExists;\n }\n /**\n * A function that compares ranges, useful for sorting ranges\n * It will first compare ranges on the endPosition and then on the startPosition\n */\n static compareRangesUsingEnds(a, b) {\n if (a.endLineNumber === b.endLineNumber) {\n if (a.endColumn === b.endColumn) {\n if (a.startLineNumber === b.startLineNumber) {\n return a.startColumn - b.startColumn;\n }\n return a.startLineNumber - b.startLineNumber;\n }\n return a.endColumn - b.endColumn;\n }\n return a.endLineNumber - b.endLineNumber;\n }\n /**\n * Test if the range spans multiple lines.\n */\n static spansMultipleLines(range) {\n return range.endLineNumber > range.startLineNumber;\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { Position } from './position.js';\nimport { Range } from './range.js';\n/**\n * A selection in the editor.\n * The selection is a range that has an orientation.\n */\nexport class Selection extends Range {\n constructor(selectionStartLineNumber, selectionStartColumn, positionLineNumber, positionColumn) {\n super(selectionStartLineNumber, selectionStartColumn, positionLineNumber, positionColumn);\n this.selectionStartLineNumber = selectionStartLineNumber;\n this.selectionStartColumn = selectionStartColumn;\n this.positionLineNumber = positionLineNumber;\n this.positionColumn = positionColumn;\n }\n /**\n * Transform to a human-readable representation.\n */\n toString() {\n return '[' + this.selectionStartLineNumber + ',' + this.selectionStartColumn + ' -> ' + this.positionLineNumber + ',' + this.positionColumn + ']';\n }\n /**\n * Test if equals other selection.\n */\n equalsSelection(other) {\n return (Selection.selectionsEqual(this, other));\n }\n /**\n * Test if the two selections are equal.\n */\n static selectionsEqual(a, b) {\n return (a.selectionStartLineNumber === b.selectionStartLineNumber &&\n a.selectionStartColumn === b.selectionStartColumn &&\n a.positionLineNumber === b.positionLineNumber &&\n a.positionColumn === b.positionColumn);\n }\n /**\n * Get directions (LTR or RTL).\n */\n getDirection() {\n if (this.selectionStartLineNumber === this.startLineNumber && this.selectionStartColumn === this.startColumn) {\n return 0 /* LTR */;\n }\n return 1 /* RTL */;\n }\n /**\n * Create a new selection with a different `positionLineNumber` and `positionColumn`.\n */\n setEndPosition(endLineNumber, endColumn) {\n if (this.getDirection() === 0 /* LTR */) {\n return new Selection(this.startLineNumber, this.startColumn, endLineNumber, endColumn);\n }\n return new Selection(endLineNumber, endColumn, this.startLineNumber, this.startColumn);\n }\n /**\n * Get the position at `positionLineNumber` and `positionColumn`.\n */\n getPosition() {\n return new Position(this.positionLineNumber, this.positionColumn);\n }\n /**\n * Create a new selection with a different `selectionStartLineNumber` and `selectionStartColumn`.\n */\n setStartPosition(startLineNumber, startColumn) {\n if (this.getDirection() === 0 /* LTR */) {\n return new Selection(startLineNumber, startColumn, this.endLineNumber, this.endColumn);\n }\n return new Selection(this.endLineNumber, this.endColumn, startLineNumber, startColumn);\n }\n // ----\n /**\n * Create a `Selection` from one or two positions\n */\n static fromPositions(start, end = start) {\n return new Selection(start.lineNumber, start.column, end.lineNumber, end.column);\n }\n /**\n * Create a `Selection` from an `ISelection`.\n */\n static liftSelection(sel) {\n return new Selection(sel.selectionStartLineNumber, sel.selectionStartColumn, sel.positionLineNumber, sel.positionColumn);\n }\n /**\n * `a` equals `b`.\n */\n static selectionsArrEqual(a, b) {\n if (a && !b || !a && b) {\n return false;\n }\n if (!a && !b) {\n return true;\n }\n if (a.length !== b.length) {\n return false;\n }\n for (let i = 0, len = a.length; i < len; i++) {\n if (!this.selectionsEqual(a[i], b[i])) {\n return false;\n }\n }\n return true;\n }\n /**\n * Test if `obj` is an `ISelection`.\n */\n static isISelection(obj) {\n return (obj\n && (typeof obj.selectionStartLineNumber === 'number')\n && (typeof obj.selectionStartColumn === 'number')\n && (typeof obj.positionLineNumber === 'number')\n && (typeof obj.positionColumn === 'number'));\n }\n /**\n * Create with a direction.\n */\n static createWithDirection(startLineNumber, startColumn, endLineNumber, endColumn, direction) {\n if (direction === 0 /* LTR */) {\n return new Selection(startLineNumber, startColumn, endLineNumber, endColumn);\n }\n return new Selection(endLineNumber, endColumn, startLineNumber, startColumn);\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport class Token {\n constructor(offset, type, language) {\n this.offset = offset | 0; // @perf\n this.type = type;\n this.language = language;\n }\n toString() {\n return '(' + this.offset + ', ' + this.type + ')';\n }\n}\nexport class TokenizationResult {\n constructor(tokens, endState) {\n this.tokens = tokens;\n this.endState = endState;\n }\n}\nexport class TokenizationResult2 {\n constructor(tokens, endState) {\n this.tokens = tokens;\n this.endState = endState;\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { LcsDiff } from '../../../base/common/diff/diff.js';\nimport * as strings from '../../../base/common/strings.js';\nconst MINIMUM_MATCHING_CHARACTER_LENGTH = 3;\nfunction computeDiff(originalSequence, modifiedSequence, continueProcessingPredicate, pretty) {\n const diffAlgo = new LcsDiff(originalSequence, modifiedSequence, continueProcessingPredicate);\n return diffAlgo.ComputeDiff(pretty);\n}\nclass LineSequence {\n constructor(lines) {\n const startColumns = [];\n const endColumns = [];\n for (let i = 0, length = lines.length; i < length; i++) {\n startColumns[i] = getFirstNonBlankColumn(lines[i], 1);\n endColumns[i] = getLastNonBlankColumn(lines[i], 1);\n }\n this.lines = lines;\n this._startColumns = startColumns;\n this._endColumns = endColumns;\n }\n getElements() {\n const elements = [];\n for (let i = 0, len = this.lines.length; i < len; i++) {\n elements[i] = this.lines[i].substring(this._startColumns[i] - 1, this._endColumns[i] - 1);\n }\n return elements;\n }\n getStartLineNumber(i) {\n return i + 1;\n }\n getEndLineNumber(i) {\n return i + 1;\n }\n createCharSequence(shouldIgnoreTrimWhitespace, startIndex, endIndex) {\n const charCodes = [];\n const lineNumbers = [];\n const columns = [];\n let len = 0;\n for (let index = startIndex; index <= endIndex; index++) {\n const lineContent = this.lines[index];\n const startColumn = (shouldIgnoreTrimWhitespace ? this._startColumns[index] : 1);\n const endColumn = (shouldIgnoreTrimWhitespace ? this._endColumns[index] : lineContent.length + 1);\n for (let col = startColumn; col < endColumn; col++) {\n charCodes[len] = lineContent.charCodeAt(col - 1);\n lineNumbers[len] = index + 1;\n columns[len] = col;\n len++;\n }\n }\n return new CharSequence(charCodes, lineNumbers, columns);\n }\n}\nclass CharSequence {\n constructor(charCodes, lineNumbers, columns) {\n this._charCodes = charCodes;\n this._lineNumbers = lineNumbers;\n this._columns = columns;\n }\n getElements() {\n return this._charCodes;\n }\n getStartLineNumber(i) {\n return this._lineNumbers[i];\n }\n getStartColumn(i) {\n return this._columns[i];\n }\n getEndLineNumber(i) {\n return this._lineNumbers[i];\n }\n getEndColumn(i) {\n return this._columns[i] + 1;\n }\n}\nclass CharChange {\n constructor(originalStartLineNumber, originalStartColumn, originalEndLineNumber, originalEndColumn, modifiedStartLineNumber, modifiedStartColumn, modifiedEndLineNumber, modifiedEndColumn) {\n this.originalStartLineNumber = originalStartLineNumber;\n this.originalStartColumn = originalStartColumn;\n this.originalEndLineNumber = originalEndLineNumber;\n this.originalEndColumn = originalEndColumn;\n this.modifiedStartLineNumber = modifiedStartLineNumber;\n this.modifiedStartColumn = modifiedStartColumn;\n this.modifiedEndLineNumber = modifiedEndLineNumber;\n this.modifiedEndColumn = modifiedEndColumn;\n }\n static createFromDiffChange(diffChange, originalCharSequence, modifiedCharSequence) {\n let originalStartLineNumber;\n let originalStartColumn;\n let originalEndLineNumber;\n let originalEndColumn;\n let modifiedStartLineNumber;\n let modifiedStartColumn;\n let modifiedEndLineNumber;\n let modifiedEndColumn;\n if (diffChange.originalLength === 0) {\n originalStartLineNumber = 0;\n originalStartColumn = 0;\n originalEndLineNumber = 0;\n originalEndColumn = 0;\n }\n else {\n originalStartLineNumber = originalCharSequence.getStartLineNumber(diffChange.originalStart);\n originalStartColumn = originalCharSequence.getStartColumn(diffChange.originalStart);\n originalEndLineNumber = originalCharSequence.getEndLineNumber(diffChange.originalStart + diffChange.originalLength - 1);\n originalEndColumn = originalCharSequence.getEndColumn(diffChange.originalStart + diffChange.originalLength - 1);\n }\n if (diffChange.modifiedLength === 0) {\n modifiedStartLineNumber = 0;\n modifiedStartColumn = 0;\n modifiedEndLineNumber = 0;\n modifiedEndColumn = 0;\n }\n else {\n modifiedStartLineNumber = modifiedCharSequence.getStartLineNumber(diffChange.modifiedStart);\n modifiedStartColumn = modifiedCharSequence.getStartColumn(diffChange.modifiedStart);\n modifiedEndLineNumber = modifiedCharSequence.getEndLineNumber(diffChange.modifiedStart + diffChange.modifiedLength - 1);\n modifiedEndColumn = modifiedCharSequence.getEndColumn(diffChange.modifiedStart + diffChange.modifiedLength - 1);\n }\n return new CharChange(originalStartLineNumber, originalStartColumn, originalEndLineNumber, originalEndColumn, modifiedStartLineNumber, modifiedStartColumn, modifiedEndLineNumber, modifiedEndColumn);\n }\n}\nfunction postProcessCharChanges(rawChanges) {\n if (rawChanges.length <= 1) {\n return rawChanges;\n }\n const result = [rawChanges[0]];\n let prevChange = result[0];\n for (let i = 1, len = rawChanges.length; i < len; i++) {\n const currChange = rawChanges[i];\n const originalMatchingLength = currChange.originalStart - (prevChange.originalStart + prevChange.originalLength);\n const modifiedMatchingLength = currChange.modifiedStart - (prevChange.modifiedStart + prevChange.modifiedLength);\n // Both of the above should be equal, but the continueProcessingPredicate may prevent this from being true\n const matchingLength = Math.min(originalMatchingLength, modifiedMatchingLength);\n if (matchingLength < MINIMUM_MATCHING_CHARACTER_LENGTH) {\n // Merge the current change into the previous one\n prevChange.originalLength = (currChange.originalStart + currChange.originalLength) - prevChange.originalStart;\n prevChange.modifiedLength = (currChange.modifiedStart + currChange.modifiedLength) - prevChange.modifiedStart;\n }\n else {\n // Add the current change\n result.push(currChange);\n prevChange = currChange;\n }\n }\n return result;\n}\nclass LineChange {\n constructor(originalStartLineNumber, originalEndLineNumber, modifiedStartLineNumber, modifiedEndLineNumber, charChanges) {\n this.originalStartLineNumber = originalStartLineNumber;\n this.originalEndLineNumber = originalEndLineNumber;\n this.modifiedStartLineNumber = modifiedStartLineNumber;\n this.modifiedEndLineNumber = modifiedEndLineNumber;\n this.charChanges = charChanges;\n }\n static createFromDiffResult(shouldIgnoreTrimWhitespace, diffChange, originalLineSequence, modifiedLineSequence, continueCharDiff, shouldComputeCharChanges, shouldPostProcessCharChanges) {\n let originalStartLineNumber;\n let originalEndLineNumber;\n let modifiedStartLineNumber;\n let modifiedEndLineNumber;\n let charChanges = undefined;\n if (diffChange.originalLength === 0) {\n originalStartLineNumber = originalLineSequence.getStartLineNumber(diffChange.originalStart) - 1;\n originalEndLineNumber = 0;\n }\n else {\n originalStartLineNumber = originalLineSequence.getStartLineNumber(diffChange.originalStart);\n originalEndLineNumber = originalLineSequence.getEndLineNumber(diffChange.originalStart + diffChange.originalLength - 1);\n }\n if (diffChange.modifiedLength === 0) {\n modifiedStartLineNumber = modifiedLineSequence.getStartLineNumber(diffChange.modifiedStart) - 1;\n modifiedEndLineNumber = 0;\n }\n else {\n modifiedStartLineNumber = modifiedLineSequence.getStartLineNumber(diffChange.modifiedStart);\n modifiedEndLineNumber = modifiedLineSequence.getEndLineNumber(diffChange.modifiedStart + diffChange.modifiedLength - 1);\n }\n if (shouldComputeCharChanges && diffChange.originalLength > 0 && diffChange.originalLength < 20 && diffChange.modifiedLength > 0 && diffChange.modifiedLength < 20 && continueCharDiff()) {\n // Compute character changes for diff chunks of at most 20 lines...\n const originalCharSequence = originalLineSequence.createCharSequence(shouldIgnoreTrimWhitespace, diffChange.originalStart, diffChange.originalStart + diffChange.originalLength - 1);\n const modifiedCharSequence = modifiedLineSequence.createCharSequence(shouldIgnoreTrimWhitespace, diffChange.modifiedStart, diffChange.modifiedStart + diffChange.modifiedLength - 1);\n let rawChanges = computeDiff(originalCharSequence, modifiedCharSequence, continueCharDiff, true).changes;\n if (shouldPostProcessCharChanges) {\n rawChanges = postProcessCharChanges(rawChanges);\n }\n charChanges = [];\n for (let i = 0, length = rawChanges.length; i < length; i++) {\n charChanges.push(CharChange.createFromDiffChange(rawChanges[i], originalCharSequence, modifiedCharSequence));\n }\n }\n return new LineChange(originalStartLineNumber, originalEndLineNumber, modifiedStartLineNumber, modifiedEndLineNumber, charChanges);\n }\n}\nexport class DiffComputer {\n constructor(originalLines, modifiedLines, opts) {\n this.shouldComputeCharChanges = opts.shouldComputeCharChanges;\n this.shouldPostProcessCharChanges = opts.shouldPostProcessCharChanges;\n this.shouldIgnoreTrimWhitespace = opts.shouldIgnoreTrimWhitespace;\n this.shouldMakePrettyDiff = opts.shouldMakePrettyDiff;\n this.originalLines = originalLines;\n this.modifiedLines = modifiedLines;\n this.original = new LineSequence(originalLines);\n this.modified = new LineSequence(modifiedLines);\n this.continueLineDiff = createContinueProcessingPredicate(opts.maxComputationTime);\n this.continueCharDiff = createContinueProcessingPredicate(opts.maxComputationTime === 0 ? 0 : Math.min(opts.maxComputationTime, 5000)); // never run after 5s for character changes...\n }\n computeDiff() {\n if (this.original.lines.length === 1 && this.original.lines[0].length === 0) {\n // empty original => fast path\n return {\n quitEarly: false,\n changes: [{\n originalStartLineNumber: 1,\n originalEndLineNumber: 1,\n modifiedStartLineNumber: 1,\n modifiedEndLineNumber: this.modified.lines.length,\n charChanges: [{\n modifiedEndColumn: 0,\n modifiedEndLineNumber: 0,\n modifiedStartColumn: 0,\n modifiedStartLineNumber: 0,\n originalEndColumn: 0,\n originalEndLineNumber: 0,\n originalStartColumn: 0,\n originalStartLineNumber: 0\n }]\n }]\n };\n }\n if (this.modified.lines.length === 1 && this.modified.lines[0].length === 0) {\n // empty modified => fast path\n return {\n quitEarly: false,\n changes: [{\n originalStartLineNumber: 1,\n originalEndLineNumber: this.original.lines.length,\n modifiedStartLineNumber: 1,\n modifiedEndLineNumber: 1,\n charChanges: [{\n modifiedEndColumn: 0,\n modifiedEndLineNumber: 0,\n modifiedStartColumn: 0,\n modifiedStartLineNumber: 0,\n originalEndColumn: 0,\n originalEndLineNumber: 0,\n originalStartColumn: 0,\n originalStartLineNumber: 0\n }]\n }]\n };\n }\n const diffResult = computeDiff(this.original, this.modified, this.continueLineDiff, this.shouldMakePrettyDiff);\n const rawChanges = diffResult.changes;\n const quitEarly = diffResult.quitEarly;\n // The diff is always computed with ignoring trim whitespace\n // This ensures we get the prettiest diff\n if (this.shouldIgnoreTrimWhitespace) {\n const lineChanges = [];\n for (let i = 0, length = rawChanges.length; i < length; i++) {\n lineChanges.push(LineChange.createFromDiffResult(this.shouldIgnoreTrimWhitespace, rawChanges[i], this.original, this.modified, this.continueCharDiff, this.shouldComputeCharChanges, this.shouldPostProcessCharChanges));\n }\n return {\n quitEarly: quitEarly,\n changes: lineChanges\n };\n }\n // Need to post-process and introduce changes where the trim whitespace is different\n // Note that we are looping starting at -1 to also cover the lines before the first change\n const result = [];\n let originalLineIndex = 0;\n let modifiedLineIndex = 0;\n for (let i = -1 /* !!!! */, len = rawChanges.length; i < len; i++) {\n const nextChange = (i + 1 < len ? rawChanges[i + 1] : null);\n const originalStop = (nextChange ? nextChange.originalStart : this.originalLines.length);\n const modifiedStop = (nextChange ? nextChange.modifiedStart : this.modifiedLines.length);\n while (originalLineIndex < originalStop && modifiedLineIndex < modifiedStop) {\n const originalLine = this.originalLines[originalLineIndex];\n const modifiedLine = this.modifiedLines[modifiedLineIndex];\n if (originalLine !== modifiedLine) {\n // These lines differ only in trim whitespace\n // Check the leading whitespace\n {\n let originalStartColumn = getFirstNonBlankColumn(originalLine, 1);\n let modifiedStartColumn = getFirstNonBlankColumn(modifiedLine, 1);\n while (originalStartColumn > 1 && modifiedStartColumn > 1) {\n const originalChar = originalLine.charCodeAt(originalStartColumn - 2);\n const modifiedChar = modifiedLine.charCodeAt(modifiedStartColumn - 2);\n if (originalChar !== modifiedChar) {\n break;\n }\n originalStartColumn--;\n modifiedStartColumn--;\n }\n if (originalStartColumn > 1 || modifiedStartColumn > 1) {\n this._pushTrimWhitespaceCharChange(result, originalLineIndex + 1, 1, originalStartColumn, modifiedLineIndex + 1, 1, modifiedStartColumn);\n }\n }\n // Check the trailing whitespace\n {\n let originalEndColumn = getLastNonBlankColumn(originalLine, 1);\n let modifiedEndColumn = getLastNonBlankColumn(modifiedLine, 1);\n const originalMaxColumn = originalLine.length + 1;\n const modifiedMaxColumn = modifiedLine.length + 1;\n while (originalEndColumn < originalMaxColumn && modifiedEndColumn < modifiedMaxColumn) {\n const originalChar = originalLine.charCodeAt(originalEndColumn - 1);\n const modifiedChar = originalLine.charCodeAt(modifiedEndColumn - 1);\n if (originalChar !== modifiedChar) {\n break;\n }\n originalEndColumn++;\n modifiedEndColumn++;\n }\n if (originalEndColumn < originalMaxColumn || modifiedEndColumn < modifiedMaxColumn) {\n this._pushTrimWhitespaceCharChange(result, originalLineIndex + 1, originalEndColumn, originalMaxColumn, modifiedLineIndex + 1, modifiedEndColumn, modifiedMaxColumn);\n }\n }\n }\n originalLineIndex++;\n modifiedLineIndex++;\n }\n if (nextChange) {\n // Emit the actual change\n result.push(LineChange.createFromDiffResult(this.shouldIgnoreTrimWhitespace, nextChange, this.original, this.modified, this.continueCharDiff, this.shouldComputeCharChanges, this.shouldPostProcessCharChanges));\n originalLineIndex += nextChange.originalLength;\n modifiedLineIndex += nextChange.modifiedLength;\n }\n }\n return {\n quitEarly: quitEarly,\n changes: result\n };\n }\n _pushTrimWhitespaceCharChange(result, originalLineNumber, originalStartColumn, originalEndColumn, modifiedLineNumber, modifiedStartColumn, modifiedEndColumn) {\n if (this._mergeTrimWhitespaceCharChange(result, originalLineNumber, originalStartColumn, originalEndColumn, modifiedLineNumber, modifiedStartColumn, modifiedEndColumn)) {\n // Merged into previous\n return;\n }\n let charChanges = undefined;\n if (this.shouldComputeCharChanges) {\n charChanges = [new CharChange(originalLineNumber, originalStartColumn, originalLineNumber, originalEndColumn, modifiedLineNumber, modifiedStartColumn, modifiedLineNumber, modifiedEndColumn)];\n }\n result.push(new LineChange(originalLineNumber, originalLineNumber, modifiedLineNumber, modifiedLineNumber, charChanges));\n }\n _mergeTrimWhitespaceCharChange(result, originalLineNumber, originalStartColumn, originalEndColumn, modifiedLineNumber, modifiedStartColumn, modifiedEndColumn) {\n const len = result.length;\n if (len === 0) {\n return false;\n }\n const prevChange = result[len - 1];\n if (prevChange.originalEndLineNumber === 0 || prevChange.modifiedEndLineNumber === 0) {\n // Don't merge with inserts/deletes\n return false;\n }\n if (prevChange.originalEndLineNumber + 1 === originalLineNumber && prevChange.modifiedEndLineNumber + 1 === modifiedLineNumber) {\n prevChange.originalEndLineNumber = originalLineNumber;\n prevChange.modifiedEndLineNumber = modifiedLineNumber;\n if (this.shouldComputeCharChanges && prevChange.charChanges) {\n prevChange.charChanges.push(new CharChange(originalLineNumber, originalStartColumn, originalLineNumber, originalEndColumn, modifiedLineNumber, modifiedStartColumn, modifiedLineNumber, modifiedEndColumn));\n }\n return true;\n }\n return false;\n }\n}\nfunction getFirstNonBlankColumn(txt, defaultValue) {\n const r = strings.firstNonWhitespaceIndex(txt);\n if (r === -1) {\n return defaultValue;\n }\n return r + 1;\n}\nfunction getLastNonBlankColumn(txt, defaultValue) {\n const r = strings.lastNonWhitespaceIndex(txt);\n if (r === -1) {\n return defaultValue;\n }\n return r + 2;\n}\nfunction createContinueProcessingPredicate(maximumRuntime) {\n if (maximumRuntime === 0) {\n return () => true;\n }\n const startTime = Date.now();\n return () => {\n return Date.now() - startTime < maximumRuntime;\n };\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { Position } from '../core/position.js';\nimport { PrefixSumComputer } from '../viewModel/prefixSumComputer.js';\nexport class MirrorTextModel {\n constructor(uri, lines, eol, versionId) {\n this._uri = uri;\n this._lines = lines;\n this._eol = eol;\n this._versionId = versionId;\n this._lineStarts = null;\n this._cachedTextValue = null;\n }\n dispose() {\n this._lines.length = 0;\n }\n getText() {\n if (this._cachedTextValue === null) {\n this._cachedTextValue = this._lines.join(this._eol);\n }\n return this._cachedTextValue;\n }\n onEvents(e) {\n if (e.eol && e.eol !== this._eol) {\n this._eol = e.eol;\n this._lineStarts = null;\n }\n // Update my lines\n const changes = e.changes;\n for (const change of changes) {\n this._acceptDeleteRange(change.range);\n this._acceptInsertText(new Position(change.range.startLineNumber, change.range.startColumn), change.text);\n }\n this._versionId = e.versionId;\n this._cachedTextValue = null;\n }\n _ensureLineStarts() {\n if (!this._lineStarts) {\n const eolLength = this._eol.length;\n const linesLength = this._lines.length;\n const lineStartValues = new Uint32Array(linesLength);\n for (let i = 0; i < linesLength; i++) {\n lineStartValues[i] = this._lines[i].length + eolLength;\n }\n this._lineStarts = new PrefixSumComputer(lineStartValues);\n }\n }\n /**\n * All changes to a line's text go through this method\n */\n _setLineText(lineIndex, newValue) {\n this._lines[lineIndex] = newValue;\n if (this._lineStarts) {\n // update prefix sum\n this._lineStarts.changeValue(lineIndex, this._lines[lineIndex].length + this._eol.length);\n }\n }\n _acceptDeleteRange(range) {\n if (range.startLineNumber === range.endLineNumber) {\n if (range.startColumn === range.endColumn) {\n // Nothing to delete\n return;\n }\n // Delete text on the affected line\n this._setLineText(range.startLineNumber - 1, this._lines[range.startLineNumber - 1].substring(0, range.startColumn - 1)\n + this._lines[range.startLineNumber - 1].substring(range.endColumn - 1));\n return;\n }\n // Take remaining text on last line and append it to remaining text on first line\n this._setLineText(range.startLineNumber - 1, this._lines[range.startLineNumber - 1].substring(0, range.startColumn - 1)\n + this._lines[range.endLineNumber - 1].substring(range.endColumn - 1));\n // Delete middle lines\n this._lines.splice(range.startLineNumber, range.endLineNumber - range.startLineNumber);\n if (this._lineStarts) {\n // update prefix sum\n this._lineStarts.removeValues(range.startLineNumber, range.endLineNumber - range.startLineNumber);\n }\n }\n _acceptInsertText(position, insertText) {\n if (insertText.length === 0) {\n // Nothing to insert\n return;\n }\n let insertLines = insertText.split(/\\r\\n|\\r|\\n/);\n if (insertLines.length === 1) {\n // Inserting text on one line\n this._setLineText(position.lineNumber - 1, this._lines[position.lineNumber - 1].substring(0, position.column - 1)\n + insertLines[0]\n + this._lines[position.lineNumber - 1].substring(position.column - 1));\n return;\n }\n // Append overflowing text from first line to the end of text to insert\n insertLines[insertLines.length - 1] += this._lines[position.lineNumber - 1].substring(position.column - 1);\n // Delete overflowing text from first line and insert text on first line\n this._setLineText(position.lineNumber - 1, this._lines[position.lineNumber - 1].substring(0, position.column - 1)\n + insertLines[0]);\n // Insert new lines & store lengths\n let newLengths = new Uint32Array(insertLines.length - 1);\n for (let i = 1; i < insertLines.length; i++) {\n this._lines.splice(position.lineNumber + i - 1, 0, insertLines[i]);\n newLengths[i - 1] = insertLines[i].length + this._eol.length;\n }\n if (this._lineStarts) {\n // update prefix sum\n this._lineStarts.insertValues(position.lineNumber, newLengths);\n }\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport const USUAL_WORD_SEPARATORS = '`~!@#$%^&*()-=+[{]}\\\\|;:\\'\",.<>/?';\n/**\n * Create a word definition regular expression based on default word separators.\n * Optionally provide allowed separators that should be included in words.\n *\n * The default would look like this:\n * /(-?\\d*\\.\\d\\w*)|([^\\`\\~\\!\\@\\#\\$\\%\\^\\&\\*\\(\\)\\-\\=\\+\\[\\{\\]\\}\\\\\\|\\;\\:\\'\\\"\\,\\.\\<\\>\\/\\?\\s]+)/g\n */\nfunction createWordRegExp(allowInWords = '') {\n let source = '(-?\\\\d*\\\\.\\\\d\\\\w*)|([^';\n for (const sep of USUAL_WORD_SEPARATORS) {\n if (allowInWords.indexOf(sep) >= 0) {\n continue;\n }\n source += '\\\\' + sep;\n }\n source += '\\\\s]+)';\n return new RegExp(source, 'g');\n}\n// catches numbers (including floating numbers) in the first group, and alphanum in the second\nexport const DEFAULT_WORD_REGEXP = createWordRegExp();\nexport function ensureValidWordDefinition(wordDefinition) {\n let result = DEFAULT_WORD_REGEXP;\n if (wordDefinition && (wordDefinition instanceof RegExp)) {\n if (!wordDefinition.global) {\n let flags = 'g';\n if (wordDefinition.ignoreCase) {\n flags += 'i';\n }\n if (wordDefinition.multiline) {\n flags += 'm';\n }\n if (wordDefinition.unicode) {\n flags += 'u';\n }\n result = new RegExp(wordDefinition.source, flags);\n }\n else {\n result = wordDefinition;\n }\n }\n result.lastIndex = 0;\n return result;\n}\nconst _defaultConfig = {\n maxLen: 1000,\n windowSize: 15,\n timeBudget: 150\n};\nexport function getWordAtText(column, wordDefinition, text, textOffset, config = _defaultConfig) {\n if (text.length > config.maxLen) {\n // don't throw strings that long at the regexp\n // but use a sub-string in which a word must occur\n let start = column - config.maxLen / 2;\n if (start < 0) {\n textOffset += column;\n start = 0;\n }\n else {\n textOffset += start;\n }\n text = text.substring(start, column + config.maxLen / 2);\n return getWordAtText(column, wordDefinition, text, textOffset, config);\n }\n const t1 = Date.now();\n const pos = column - 1 - textOffset;\n let prevRegexIndex = -1;\n let match = null;\n for (let i = 1;; i++) {\n // check time budget\n if (Date.now() - t1 >= config.timeBudget) {\n // break;\n }\n // reset the index at which the regexp should start matching, also know where it\n // should stop so that subsequent search don't repeat previous searches\n const regexIndex = pos - config.windowSize * i;\n wordDefinition.lastIndex = Math.max(0, regexIndex);\n const thisMatch = _findRegexMatchEnclosingPosition(wordDefinition, text, pos, prevRegexIndex);\n if (!thisMatch && match) {\n // stop: we have something\n break;\n }\n match = thisMatch;\n // stop: searched at start\n if (regexIndex <= 0) {\n break;\n }\n prevRegexIndex = regexIndex;\n }\n if (match) {\n let result = {\n word: match[0],\n startColumn: textOffset + 1 + match.index,\n endColumn: textOffset + 1 + match.index + match[0].length\n };\n wordDefinition.lastIndex = 0;\n return result;\n }\n return null;\n}\nfunction _findRegexMatchEnclosingPosition(wordDefinition, text, pos, stopPos) {\n let match;\n while (match = wordDefinition.exec(text)) {\n const matchIndex = match.index || 0;\n if (matchIndex <= pos && wordDefinition.lastIndex >= pos) {\n return match;\n }\n else if (stopPos > 0 && matchIndex > stopPos) {\n return null;\n }\n }\n return null;\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { CharacterClassifier } from '../core/characterClassifier.js';\nexport class Uint8Matrix {\n constructor(rows, cols, defaultValue) {\n const data = new Uint8Array(rows * cols);\n for (let i = 0, len = rows * cols; i < len; i++) {\n data[i] = defaultValue;\n }\n this._data = data;\n this.rows = rows;\n this.cols = cols;\n }\n get(row, col) {\n return this._data[row * this.cols + col];\n }\n set(row, col, value) {\n this._data[row * this.cols + col] = value;\n }\n}\nexport class StateMachine {\n constructor(edges) {\n let maxCharCode = 0;\n let maxState = 0 /* Invalid */;\n for (let i = 0, len = edges.length; i < len; i++) {\n let [from, chCode, to] = edges[i];\n if (chCode > maxCharCode) {\n maxCharCode = chCode;\n }\n if (from > maxState) {\n maxState = from;\n }\n if (to > maxState) {\n maxState = to;\n }\n }\n maxCharCode++;\n maxState++;\n let states = new Uint8Matrix(maxState, maxCharCode, 0 /* Invalid */);\n for (let i = 0, len = edges.length; i < len; i++) {\n let [from, chCode, to] = edges[i];\n states.set(from, chCode, to);\n }\n this._states = states;\n this._maxCharCode = maxCharCode;\n }\n nextState(currentState, chCode) {\n if (chCode < 0 || chCode >= this._maxCharCode) {\n return 0 /* Invalid */;\n }\n return this._states.get(currentState, chCode);\n }\n}\n// State machine for http:// or https:// or file://\nlet _stateMachine = null;\nfunction getStateMachine() {\n if (_stateMachine === null) {\n _stateMachine = new StateMachine([\n [1 /* Start */, 104 /* h */, 2 /* H */],\n [1 /* Start */, 72 /* H */, 2 /* H */],\n [1 /* Start */, 102 /* f */, 6 /* F */],\n [1 /* Start */, 70 /* F */, 6 /* F */],\n [2 /* H */, 116 /* t */, 3 /* HT */],\n [2 /* H */, 84 /* T */, 3 /* HT */],\n [3 /* HT */, 116 /* t */, 4 /* HTT */],\n [3 /* HT */, 84 /* T */, 4 /* HTT */],\n [4 /* HTT */, 112 /* p */, 5 /* HTTP */],\n [4 /* HTT */, 80 /* P */, 5 /* HTTP */],\n [5 /* HTTP */, 115 /* s */, 9 /* BeforeColon */],\n [5 /* HTTP */, 83 /* S */, 9 /* BeforeColon */],\n [5 /* HTTP */, 58 /* Colon */, 10 /* AfterColon */],\n [6 /* F */, 105 /* i */, 7 /* FI */],\n [6 /* F */, 73 /* I */, 7 /* FI */],\n [7 /* FI */, 108 /* l */, 8 /* FIL */],\n [7 /* FI */, 76 /* L */, 8 /* FIL */],\n [8 /* FIL */, 101 /* e */, 9 /* BeforeColon */],\n [8 /* FIL */, 69 /* E */, 9 /* BeforeColon */],\n [9 /* BeforeColon */, 58 /* Colon */, 10 /* AfterColon */],\n [10 /* AfterColon */, 47 /* Slash */, 11 /* AlmostThere */],\n [11 /* AlmostThere */, 47 /* Slash */, 12 /* End */],\n ]);\n }\n return _stateMachine;\n}\nlet _classifier = null;\nfunction getClassifier() {\n if (_classifier === null) {\n _classifier = new CharacterClassifier(0 /* None */);\n const FORCE_TERMINATION_CHARACTERS = ' \\t<>\\'\\\"、。。、,.:;‘“〈《「『【〔([{「」}])〕】』」》〉”’`~…';\n for (let i = 0; i < FORCE_TERMINATION_CHARACTERS.length; i++) {\n _classifier.set(FORCE_TERMINATION_CHARACTERS.charCodeAt(i), 1 /* ForceTermination */);\n }\n const CANNOT_END_WITH_CHARACTERS = '.,;';\n for (let i = 0; i < CANNOT_END_WITH_CHARACTERS.length; i++) {\n _classifier.set(CANNOT_END_WITH_CHARACTERS.charCodeAt(i), 2 /* CannotEndIn */);\n }\n }\n return _classifier;\n}\nexport class LinkComputer {\n static _createLink(classifier, line, lineNumber, linkBeginIndex, linkEndIndex) {\n // Do not allow to end link in certain characters...\n let lastIncludedCharIndex = linkEndIndex - 1;\n do {\n const chCode = line.charCodeAt(lastIncludedCharIndex);\n const chClass = classifier.get(chCode);\n if (chClass !== 2 /* CannotEndIn */) {\n break;\n }\n lastIncludedCharIndex--;\n } while (lastIncludedCharIndex > linkBeginIndex);\n // Handle links enclosed in parens, square brackets and curlys.\n if (linkBeginIndex > 0) {\n const charCodeBeforeLink = line.charCodeAt(linkBeginIndex - 1);\n const lastCharCodeInLink = line.charCodeAt(lastIncludedCharIndex);\n if ((charCodeBeforeLink === 40 /* OpenParen */ && lastCharCodeInLink === 41 /* CloseParen */)\n || (charCodeBeforeLink === 91 /* OpenSquareBracket */ && lastCharCodeInLink === 93 /* CloseSquareBracket */)\n || (charCodeBeforeLink === 123 /* OpenCurlyBrace */ && lastCharCodeInLink === 125 /* CloseCurlyBrace */)) {\n // Do not end in ) if ( is before the link start\n // Do not end in ] if [ is before the link start\n // Do not end in } if { is before the link start\n lastIncludedCharIndex--;\n }\n }\n return {\n range: {\n startLineNumber: lineNumber,\n startColumn: linkBeginIndex + 1,\n endLineNumber: lineNumber,\n endColumn: lastIncludedCharIndex + 2\n },\n url: line.substring(linkBeginIndex, lastIncludedCharIndex + 1)\n };\n }\n static computeLinks(model, stateMachine = getStateMachine()) {\n const classifier = getClassifier();\n let result = [];\n for (let i = 1, lineCount = model.getLineCount(); i <= lineCount; i++) {\n const line = model.getLineContent(i);\n const len = line.length;\n let j = 0;\n let linkBeginIndex = 0;\n let linkBeginChCode = 0;\n let state = 1 /* Start */;\n let hasOpenParens = false;\n let hasOpenSquareBracket = false;\n let inSquareBrackets = false;\n let hasOpenCurlyBracket = false;\n while (j < len) {\n let resetStateMachine = false;\n const chCode = line.charCodeAt(j);\n if (state === 13 /* Accept */) {\n let chClass;\n switch (chCode) {\n case 40 /* OpenParen */:\n hasOpenParens = true;\n chClass = 0 /* None */;\n break;\n case 41 /* CloseParen */:\n chClass = (hasOpenParens ? 0 /* None */ : 1 /* ForceTermination */);\n break;\n case 91 /* OpenSquareBracket */:\n inSquareBrackets = true;\n hasOpenSquareBracket = true;\n chClass = 0 /* None */;\n break;\n case 93 /* CloseSquareBracket */:\n inSquareBrackets = false;\n chClass = (hasOpenSquareBracket ? 0 /* None */ : 1 /* ForceTermination */);\n break;\n case 123 /* OpenCurlyBrace */:\n hasOpenCurlyBracket = true;\n chClass = 0 /* None */;\n break;\n case 125 /* CloseCurlyBrace */:\n chClass = (hasOpenCurlyBracket ? 0 /* None */ : 1 /* ForceTermination */);\n break;\n /* The following three rules make it that ' or \" or ` are allowed inside links if the link began with a different one */\n case 39 /* SingleQuote */:\n chClass = (linkBeginChCode === 34 /* DoubleQuote */ || linkBeginChCode === 96 /* BackTick */) ? 0 /* None */ : 1 /* ForceTermination */;\n break;\n case 34 /* DoubleQuote */:\n chClass = (linkBeginChCode === 39 /* SingleQuote */ || linkBeginChCode === 96 /* BackTick */) ? 0 /* None */ : 1 /* ForceTermination */;\n break;\n case 96 /* BackTick */:\n chClass = (linkBeginChCode === 39 /* SingleQuote */ || linkBeginChCode === 34 /* DoubleQuote */) ? 0 /* None */ : 1 /* ForceTermination */;\n break;\n case 42 /* Asterisk */:\n // `*` terminates a link if the link began with `*`\n chClass = (linkBeginChCode === 42 /* Asterisk */) ? 1 /* ForceTermination */ : 0 /* None */;\n break;\n case 124 /* Pipe */:\n // `|` terminates a link if the link began with `|`\n chClass = (linkBeginChCode === 124 /* Pipe */) ? 1 /* ForceTermination */ : 0 /* None */;\n break;\n case 32 /* Space */:\n // ` ` allow space in between [ and ]\n chClass = (inSquareBrackets ? 0 /* None */ : 1 /* ForceTermination */);\n break;\n default:\n chClass = classifier.get(chCode);\n }\n // Check if character terminates link\n if (chClass === 1 /* ForceTermination */) {\n result.push(LinkComputer._createLink(classifier, line, i, linkBeginIndex, j));\n resetStateMachine = true;\n }\n }\n else if (state === 12 /* End */) {\n let chClass;\n if (chCode === 91 /* OpenSquareBracket */) {\n // Allow for the authority part to contain ipv6 addresses which contain [ and ]\n hasOpenSquareBracket = true;\n chClass = 0 /* None */;\n }\n else {\n chClass = classifier.get(chCode);\n }\n // Check if character terminates link\n if (chClass === 1 /* ForceTermination */) {\n resetStateMachine = true;\n }\n else {\n state = 13 /* Accept */;\n }\n }\n else {\n state = stateMachine.nextState(state, chCode);\n if (state === 0 /* Invalid */) {\n resetStateMachine = true;\n }\n }\n if (resetStateMachine) {\n state = 1 /* Start */;\n hasOpenParens = false;\n hasOpenSquareBracket = false;\n hasOpenCurlyBracket = false;\n // Record where the link started\n linkBeginIndex = j + 1;\n linkBeginChCode = chCode;\n }\n j++;\n }\n if (state === 13 /* Accept */) {\n result.push(LinkComputer._createLink(classifier, line, i, linkBeginIndex, len));\n }\n }\n return result;\n }\n}\n/**\n * Returns an array of all links contains in the provided\n * document. *Note* that this operation is computational\n * expensive and should not run in the UI thread.\n */\nexport function computeLinks(model) {\n if (!model || typeof model.getLineCount !== 'function' || typeof model.getLineContent !== 'function') {\n // Unknown caller!\n return [];\n }\n return LinkComputer.computeLinks(model);\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nexport class BasicInplaceReplace {\n constructor() {\n this._defaultValueSet = [\n ['true', 'false'],\n ['True', 'False'],\n ['Private', 'Public', 'Friend', 'ReadOnly', 'Partial', 'Protected', 'WriteOnly'],\n ['public', 'protected', 'private'],\n ];\n }\n navigateValueSet(range1, text1, range2, text2, up) {\n if (range1 && text1) {\n let result = this.doNavigateValueSet(text1, up);\n if (result) {\n return {\n range: range1,\n value: result\n };\n }\n }\n if (range2 && text2) {\n let result = this.doNavigateValueSet(text2, up);\n if (result) {\n return {\n range: range2,\n value: result\n };\n }\n }\n return null;\n }\n doNavigateValueSet(text, up) {\n let numberResult = this.numberReplace(text, up);\n if (numberResult !== null) {\n return numberResult;\n }\n return this.textReplace(text, up);\n }\n numberReplace(value, up) {\n let precision = Math.pow(10, value.length - (value.lastIndexOf('.') + 1));\n let n1 = Number(value);\n let n2 = parseFloat(value);\n if (!isNaN(n1) && !isNaN(n2) && n1 === n2) {\n if (n1 === 0 && !up) {\n return null; // don't do negative\n //\t\t\t} else if(n1 === 9 && up) {\n //\t\t\t\treturn null; // don't insert 10 into a number\n }\n else {\n n1 = Math.floor(n1 * precision);\n n1 += up ? precision : -precision;\n return String(n1 / precision);\n }\n }\n return null;\n }\n textReplace(value, up) {\n return this.valueSetsReplace(this._defaultValueSet, value, up);\n }\n valueSetsReplace(valueSets, value, up) {\n let result = null;\n for (let i = 0, len = valueSets.length; result === null && i < len; i++) {\n result = this.valueSetReplace(valueSets[i], value, up);\n }\n return result;\n }\n valueSetReplace(valueSet, value, up) {\n let idx = valueSet.indexOf(value);\n if (idx >= 0) {\n idx += up ? +1 : -1;\n if (idx < 0) {\n idx = valueSet.length - 1;\n }\n else {\n idx %= valueSet.length;\n }\n return valueSet[idx];\n }\n return null;\n }\n}\nBasicInplaceReplace.INSTANCE = new BasicInplaceReplace();\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nvar __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n};\nimport { mergeSort } from '../../../base/common/arrays.js';\nimport { stringDiff } from '../../../base/common/diff/diff.js';\nimport { globals } from '../../../base/common/platform.js';\nimport { URI } from '../../../base/common/uri.js';\nimport { Position } from '../core/position.js';\nimport { Range } from '../core/range.js';\nimport { DiffComputer } from '../diff/diffComputer.js';\nimport { MirrorTextModel as BaseMirrorModel } from '../model/mirrorTextModel.js';\nimport { ensureValidWordDefinition, getWordAtText } from '../model/wordHelper.js';\nimport { computeLinks } from '../modes/linkComputer.js';\nimport { BasicInplaceReplace } from '../modes/supports/inplaceReplaceSupport.js';\nimport { createMonacoBaseAPI } from '../standalone/standaloneBase.js';\nimport * as types from '../../../base/common/types.js';\n/**\n * @internal\n */\nclass MirrorModel extends BaseMirrorModel {\n get uri() {\n return this._uri;\n }\n get version() {\n return this._versionId;\n }\n get eol() {\n return this._eol;\n }\n getValue() {\n return this.getText();\n }\n getLinesContent() {\n return this._lines.slice(0);\n }\n getLineCount() {\n return this._lines.length;\n }\n getLineContent(lineNumber) {\n return this._lines[lineNumber - 1];\n }\n getWordAtPosition(position, wordDefinition) {\n let wordAtText = getWordAtText(position.column, ensureValidWordDefinition(wordDefinition), this._lines[position.lineNumber - 1], 0);\n if (wordAtText) {\n return new Range(position.lineNumber, wordAtText.startColumn, position.lineNumber, wordAtText.endColumn);\n }\n return null;\n }\n words(wordDefinition) {\n const lines = this._lines;\n const wordenize = this._wordenize.bind(this);\n let lineNumber = 0;\n let lineText = '';\n let wordRangesIdx = 0;\n let wordRanges = [];\n return {\n *[Symbol.iterator]() {\n while (true) {\n if (wordRangesIdx < wordRanges.length) {\n const value = lineText.substring(wordRanges[wordRangesIdx].start, wordRanges[wordRangesIdx].end);\n wordRangesIdx += 1;\n yield value;\n }\n else {\n if (lineNumber < lines.length) {\n lineText = lines[lineNumber];\n wordRanges = wordenize(lineText, wordDefinition);\n wordRangesIdx = 0;\n lineNumber += 1;\n }\n else {\n break;\n }\n }\n }\n }\n };\n }\n getLineWords(lineNumber, wordDefinition) {\n let content = this._lines[lineNumber - 1];\n let ranges = this._wordenize(content, wordDefinition);\n let words = [];\n for (const range of ranges) {\n words.push({\n word: content.substring(range.start, range.end),\n startColumn: range.start + 1,\n endColumn: range.end + 1\n });\n }\n return words;\n }\n _wordenize(content, wordDefinition) {\n const result = [];\n let match;\n wordDefinition.lastIndex = 0; // reset lastIndex just to be sure\n while (match = wordDefinition.exec(content)) {\n if (match[0].length === 0) {\n // it did match the empty string\n break;\n }\n result.push({ start: match.index, end: match.index + match[0].length });\n }\n return result;\n }\n getValueInRange(range) {\n range = this._validateRange(range);\n if (range.startLineNumber === range.endLineNumber) {\n return this._lines[range.startLineNumber - 1].substring(range.startColumn - 1, range.endColumn - 1);\n }\n let lineEnding = this._eol;\n let startLineIndex = range.startLineNumber - 1;\n let endLineIndex = range.endLineNumber - 1;\n let resultLines = [];\n resultLines.push(this._lines[startLineIndex].substring(range.startColumn - 1));\n for (let i = startLineIndex + 1; i < endLineIndex; i++) {\n resultLines.push(this._lines[i]);\n }\n resultLines.push(this._lines[endLineIndex].substring(0, range.endColumn - 1));\n return resultLines.join(lineEnding);\n }\n offsetAt(position) {\n position = this._validatePosition(position);\n this._ensureLineStarts();\n return this._lineStarts.getAccumulatedValue(position.lineNumber - 2) + (position.column - 1);\n }\n positionAt(offset) {\n offset = Math.floor(offset);\n offset = Math.max(0, offset);\n this._ensureLineStarts();\n let out = this._lineStarts.getIndexOf(offset);\n let lineLength = this._lines[out.index].length;\n // Ensure we return a valid position\n return {\n lineNumber: 1 + out.index,\n column: 1 + Math.min(out.remainder, lineLength)\n };\n }\n _validateRange(range) {\n const start = this._validatePosition({ lineNumber: range.startLineNumber, column: range.startColumn });\n const end = this._validatePosition({ lineNumber: range.endLineNumber, column: range.endColumn });\n if (start.lineNumber !== range.startLineNumber\n || start.column !== range.startColumn\n || end.lineNumber !== range.endLineNumber\n || end.column !== range.endColumn) {\n return {\n startLineNumber: start.lineNumber,\n startColumn: start.column,\n endLineNumber: end.lineNumber,\n endColumn: end.column\n };\n }\n return range;\n }\n _validatePosition(position) {\n if (!Position.isIPosition(position)) {\n throw new Error('bad position');\n }\n let { lineNumber, column } = position;\n let hasChanged = false;\n if (lineNumber < 1) {\n lineNumber = 1;\n column = 1;\n hasChanged = true;\n }\n else if (lineNumber > this._lines.length) {\n lineNumber = this._lines.length;\n column = this._lines[lineNumber - 1].length + 1;\n hasChanged = true;\n }\n else {\n let maxCharacter = this._lines[lineNumber - 1].length + 1;\n if (column < 1) {\n column = 1;\n hasChanged = true;\n }\n else if (column > maxCharacter) {\n column = maxCharacter;\n hasChanged = true;\n }\n }\n if (!hasChanged) {\n return position;\n }\n else {\n return { lineNumber, column };\n }\n }\n}\n/**\n * @internal\n */\nexport class EditorSimpleWorker {\n constructor(host, foreignModuleFactory) {\n this._host = host;\n this._models = Object.create(null);\n this._foreignModuleFactory = foreignModuleFactory;\n this._foreignModule = null;\n }\n dispose() {\n this._models = Object.create(null);\n }\n _getModel(uri) {\n return this._models[uri];\n }\n _getModels() {\n let all = [];\n Object.keys(this._models).forEach((key) => all.push(this._models[key]));\n return all;\n }\n acceptNewModel(data) {\n this._models[data.url] = new MirrorModel(URI.parse(data.url), data.lines, data.EOL, data.versionId);\n }\n acceptModelChanged(strURL, e) {\n if (!this._models[strURL]) {\n return;\n }\n let model = this._models[strURL];\n model.onEvents(e);\n }\n acceptRemovedModel(strURL) {\n if (!this._models[strURL]) {\n return;\n }\n delete this._models[strURL];\n }\n // ---- BEGIN diff --------------------------------------------------------------------------\n computeDiff(originalUrl, modifiedUrl, ignoreTrimWhitespace, maxComputationTime) {\n return __awaiter(this, void 0, void 0, function* () {\n const original = this._getModel(originalUrl);\n const modified = this._getModel(modifiedUrl);\n if (!original || !modified) {\n return null;\n }\n const originalLines = original.getLinesContent();\n const modifiedLines = modified.getLinesContent();\n const diffComputer = new DiffComputer(originalLines, modifiedLines, {\n shouldComputeCharChanges: true,\n shouldPostProcessCharChanges: true,\n shouldIgnoreTrimWhitespace: ignoreTrimWhitespace,\n shouldMakePrettyDiff: true,\n maxComputationTime: maxComputationTime\n });\n const diffResult = diffComputer.computeDiff();\n const identical = (diffResult.changes.length > 0 ? false : this._modelsAreIdentical(original, modified));\n return {\n quitEarly: diffResult.quitEarly,\n identical: identical,\n changes: diffResult.changes\n };\n });\n }\n _modelsAreIdentical(original, modified) {\n const originalLineCount = original.getLineCount();\n const modifiedLineCount = modified.getLineCount();\n if (originalLineCount !== modifiedLineCount) {\n return false;\n }\n for (let line = 1; line <= originalLineCount; line++) {\n const originalLine = original.getLineContent(line);\n const modifiedLine = modified.getLineContent(line);\n if (originalLine !== modifiedLine) {\n return false;\n }\n }\n return true;\n }\n computeMoreMinimalEdits(modelUrl, edits) {\n return __awaiter(this, void 0, void 0, function* () {\n const model = this._getModel(modelUrl);\n if (!model) {\n return edits;\n }\n const result = [];\n let lastEol = undefined;\n edits = mergeSort(edits, (a, b) => {\n if (a.range && b.range) {\n return Range.compareRangesUsingStarts(a.range, b.range);\n }\n // eol only changes should go to the end\n let aRng = a.range ? 0 : 1;\n let bRng = b.range ? 0 : 1;\n return aRng - bRng;\n });\n for (let { range, text, eol } of edits) {\n if (typeof eol === 'number') {\n lastEol = eol;\n }\n if (Range.isEmpty(range) && !text) {\n // empty change\n continue;\n }\n const original = model.getValueInRange(range);\n text = text.replace(/\\r\\n|\\n|\\r/g, model.eol);\n if (original === text) {\n // noop\n continue;\n }\n // make sure diff won't take too long\n if (Math.max(text.length, original.length) > EditorSimpleWorker._diffLimit) {\n result.push({ range, text });\n continue;\n }\n // compute diff between original and edit.text\n const changes = stringDiff(original, text, false);\n const editOffset = model.offsetAt(Range.lift(range).getStartPosition());\n for (const change of changes) {\n const start = model.positionAt(editOffset + change.originalStart);\n const end = model.positionAt(editOffset + change.originalStart + change.originalLength);\n const newEdit = {\n text: text.substr(change.modifiedStart, change.modifiedLength),\n range: { startLineNumber: start.lineNumber, startColumn: start.column, endLineNumber: end.lineNumber, endColumn: end.column }\n };\n if (model.getValueInRange(newEdit.range) !== newEdit.text) {\n result.push(newEdit);\n }\n }\n }\n if (typeof lastEol === 'number') {\n result.push({ eol: lastEol, text: '', range: { startLineNumber: 0, startColumn: 0, endLineNumber: 0, endColumn: 0 } });\n }\n return result;\n });\n }\n // ---- END minimal edits ---------------------------------------------------------------\n computeLinks(modelUrl) {\n return __awaiter(this, void 0, void 0, function* () {\n let model = this._getModel(modelUrl);\n if (!model) {\n return null;\n }\n return computeLinks(model);\n });\n }\n textualSuggest(modelUrl, position, wordDef, wordDefFlags) {\n return __awaiter(this, void 0, void 0, function* () {\n const model = this._getModel(modelUrl);\n if (!model) {\n return null;\n }\n const words = [];\n const seen = new Set();\n const wordDefRegExp = new RegExp(wordDef, wordDefFlags);\n const wordAt = model.getWordAtPosition(position, wordDefRegExp);\n if (wordAt) {\n seen.add(model.getValueInRange(wordAt));\n }\n for (let word of model.words(wordDefRegExp)) {\n if (seen.has(word)) {\n continue;\n }\n seen.add(word);\n if (!isNaN(Number(word))) {\n continue;\n }\n words.push(word);\n if (seen.size > EditorSimpleWorker._suggestionsLimit) {\n break;\n }\n }\n return words;\n });\n }\n // ---- END suggest --------------------------------------------------------------------------\n //#region -- word ranges --\n computeWordRanges(modelUrl, range, wordDef, wordDefFlags) {\n return __awaiter(this, void 0, void 0, function* () {\n let model = this._getModel(modelUrl);\n if (!model) {\n return Object.create(null);\n }\n const wordDefRegExp = new RegExp(wordDef, wordDefFlags);\n const result = Object.create(null);\n for (let line = range.startLineNumber; line < range.endLineNumber; line++) {\n let words = model.getLineWords(line, wordDefRegExp);\n for (const word of words) {\n if (!isNaN(Number(word.word))) {\n continue;\n }\n let array = result[word.word];\n if (!array) {\n array = [];\n result[word.word] = array;\n }\n array.push({\n startLineNumber: line,\n startColumn: word.startColumn,\n endLineNumber: line,\n endColumn: word.endColumn\n });\n }\n }\n return result;\n });\n }\n //#endregion\n navigateValueSet(modelUrl, range, up, wordDef, wordDefFlags) {\n return __awaiter(this, void 0, void 0, function* () {\n let model = this._getModel(modelUrl);\n if (!model) {\n return null;\n }\n let wordDefRegExp = new RegExp(wordDef, wordDefFlags);\n if (range.startColumn === range.endColumn) {\n range = {\n startLineNumber: range.startLineNumber,\n startColumn: range.startColumn,\n endLineNumber: range.endLineNumber,\n endColumn: range.endColumn + 1\n };\n }\n let selectionText = model.getValueInRange(range);\n let wordRange = model.getWordAtPosition({ lineNumber: range.startLineNumber, column: range.startColumn }, wordDefRegExp);\n if (!wordRange) {\n return null;\n }\n let word = model.getValueInRange(wordRange);\n let result = BasicInplaceReplace.INSTANCE.navigateValueSet(range, selectionText, wordRange, word, up);\n return result;\n });\n }\n // ---- BEGIN foreign module support --------------------------------------------------------------------------\n loadForeignModule(moduleId, createData, foreignHostMethods) {\n const proxyMethodRequest = (method, args) => {\n return this._host.fhr(method, args);\n };\n const foreignHost = types.createProxyObject(foreignHostMethods, proxyMethodRequest);\n let ctx = {\n host: foreignHost,\n getMirrorModels: () => {\n return this._getModels();\n }\n };\n if (this._foreignModuleFactory) {\n this._foreignModule = this._foreignModuleFactory(ctx, createData);\n // static foreing module\n return Promise.resolve(types.getAllMethodNames(this._foreignModule));\n }\n // ESM-comment-begin\n // \t\treturn new Promise((resolve, reject) => {\n // \t\t\trequire([moduleId], (foreignModule: { create: IForeignModuleFactory }) => {\n // \t\t\t\tthis._foreignModule = foreignModule.create(ctx, createData);\n // \n // \t\t\t\tresolve(types.getAllMethodNames(this._foreignModule));\n // \n // \t\t\t}, reject);\n // \t\t});\n // ESM-comment-end\n // ESM-uncomment-begin\n return Promise.reject(new Error(`Unexpected usage`));\n // ESM-uncomment-end\n }\n // foreign method request\n fmr(method, args) {\n if (!this._foreignModule || typeof this._foreignModule[method] !== 'function') {\n return Promise.reject(new Error('Missing requestHandler or method: ' + method));\n }\n try {\n return Promise.resolve(this._foreignModule[method].apply(this._foreignModule, args));\n }\n catch (e) {\n return Promise.reject(e);\n }\n }\n}\n// ---- END diff --------------------------------------------------------------------------\n// ---- BEGIN minimal edits ---------------------------------------------------------------\nEditorSimpleWorker._diffLimit = 100000;\n// ---- BEGIN suggest --------------------------------------------------------------------------\nEditorSimpleWorker._suggestionsLimit = 10000;\n/**\n * Called on the worker side\n * @internal\n */\nexport function create(host) {\n return new EditorSimpleWorker(host, null);\n}\nif (typeof importScripts === 'function') {\n // Running in a web worker\n globals.monaco = createMonacoBaseAPI();\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { CancellationTokenSource } from '../../../base/common/cancellation.js';\nimport { Emitter } from '../../../base/common/event.js';\nimport { KeyChord } from '../../../base/common/keyCodes.js';\nimport { URI } from '../../../base/common/uri.js';\nimport { Position } from '../core/position.js';\nimport { Range } from '../core/range.js';\nimport { Selection } from '../core/selection.js';\nimport { Token } from '../core/token.js';\nimport * as standaloneEnums from './standaloneEnums.js';\nexport class KeyMod {\n static chord(firstPart, secondPart) {\n return KeyChord(firstPart, secondPart);\n }\n}\nKeyMod.CtrlCmd = 2048 /* CtrlCmd */;\nKeyMod.Shift = 1024 /* Shift */;\nKeyMod.Alt = 512 /* Alt */;\nKeyMod.WinCtrl = 256 /* WinCtrl */;\nexport function createMonacoBaseAPI() {\n return {\n editor: undefined,\n languages: undefined,\n CancellationTokenSource: CancellationTokenSource,\n Emitter: Emitter,\n KeyCode: standaloneEnums.KeyCode,\n KeyMod: KeyMod,\n Position: Position,\n Range: Range,\n Selection: Selection,\n SelectionDirection: standaloneEnums.SelectionDirection,\n MarkerSeverity: standaloneEnums.MarkerSeverity,\n MarkerTag: standaloneEnums.MarkerTag,\n Uri: URI,\n Token: Token\n };\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\n// THIS IS A GENERATED FILE. DO NOT EDIT DIRECTLY.\nexport var AccessibilitySupport;\n(function (AccessibilitySupport) {\n /**\n * This should be the browser case where it is not known if a screen reader is attached or no.\n */\n AccessibilitySupport[AccessibilitySupport[\"Unknown\"] = 0] = \"Unknown\";\n AccessibilitySupport[AccessibilitySupport[\"Disabled\"] = 1] = \"Disabled\";\n AccessibilitySupport[AccessibilitySupport[\"Enabled\"] = 2] = \"Enabled\";\n})(AccessibilitySupport || (AccessibilitySupport = {}));\nexport var CompletionItemInsertTextRule;\n(function (CompletionItemInsertTextRule) {\n /**\n * Adjust whitespace/indentation of multiline insert texts to\n * match the current line indentation.\n */\n CompletionItemInsertTextRule[CompletionItemInsertTextRule[\"KeepWhitespace\"] = 1] = \"KeepWhitespace\";\n /**\n * `insertText` is a snippet.\n */\n CompletionItemInsertTextRule[CompletionItemInsertTextRule[\"InsertAsSnippet\"] = 4] = \"InsertAsSnippet\";\n})(CompletionItemInsertTextRule || (CompletionItemInsertTextRule = {}));\nexport var CompletionItemKind;\n(function (CompletionItemKind) {\n CompletionItemKind[CompletionItemKind[\"Method\"] = 0] = \"Method\";\n CompletionItemKind[CompletionItemKind[\"Function\"] = 1] = \"Function\";\n CompletionItemKind[CompletionItemKind[\"Constructor\"] = 2] = \"Constructor\";\n CompletionItemKind[CompletionItemKind[\"Field\"] = 3] = \"Field\";\n CompletionItemKind[CompletionItemKind[\"Variable\"] = 4] = \"Variable\";\n CompletionItemKind[CompletionItemKind[\"Class\"] = 5] = \"Class\";\n CompletionItemKind[CompletionItemKind[\"Struct\"] = 6] = \"Struct\";\n CompletionItemKind[CompletionItemKind[\"Interface\"] = 7] = \"Interface\";\n CompletionItemKind[CompletionItemKind[\"Module\"] = 8] = \"Module\";\n CompletionItemKind[CompletionItemKind[\"Property\"] = 9] = \"Property\";\n CompletionItemKind[CompletionItemKind[\"Event\"] = 10] = \"Event\";\n CompletionItemKind[CompletionItemKind[\"Operator\"] = 11] = \"Operator\";\n CompletionItemKind[CompletionItemKind[\"Unit\"] = 12] = \"Unit\";\n CompletionItemKind[CompletionItemKind[\"Value\"] = 13] = \"Value\";\n CompletionItemKind[CompletionItemKind[\"Constant\"] = 14] = \"Constant\";\n CompletionItemKind[CompletionItemKind[\"Enum\"] = 15] = \"Enum\";\n CompletionItemKind[CompletionItemKind[\"EnumMember\"] = 16] = \"EnumMember\";\n CompletionItemKind[CompletionItemKind[\"Keyword\"] = 17] = \"Keyword\";\n CompletionItemKind[CompletionItemKind[\"Text\"] = 18] = \"Text\";\n CompletionItemKind[CompletionItemKind[\"Color\"] = 19] = \"Color\";\n CompletionItemKind[CompletionItemKind[\"File\"] = 20] = \"File\";\n CompletionItemKind[CompletionItemKind[\"Reference\"] = 21] = \"Reference\";\n CompletionItemKind[CompletionItemKind[\"Customcolor\"] = 22] = \"Customcolor\";\n CompletionItemKind[CompletionItemKind[\"Folder\"] = 23] = \"Folder\";\n CompletionItemKind[CompletionItemKind[\"TypeParameter\"] = 24] = \"TypeParameter\";\n CompletionItemKind[CompletionItemKind[\"User\"] = 25] = \"User\";\n CompletionItemKind[CompletionItemKind[\"Issue\"] = 26] = \"Issue\";\n CompletionItemKind[CompletionItemKind[\"Snippet\"] = 27] = \"Snippet\";\n})(CompletionItemKind || (CompletionItemKind = {}));\nexport var CompletionItemTag;\n(function (CompletionItemTag) {\n CompletionItemTag[CompletionItemTag[\"Deprecated\"] = 1] = \"Deprecated\";\n})(CompletionItemTag || (CompletionItemTag = {}));\n/**\n * How a suggest provider was triggered.\n */\nexport var CompletionTriggerKind;\n(function (CompletionTriggerKind) {\n CompletionTriggerKind[CompletionTriggerKind[\"Invoke\"] = 0] = \"Invoke\";\n CompletionTriggerKind[CompletionTriggerKind[\"TriggerCharacter\"] = 1] = \"TriggerCharacter\";\n CompletionTriggerKind[CompletionTriggerKind[\"TriggerForIncompleteCompletions\"] = 2] = \"TriggerForIncompleteCompletions\";\n})(CompletionTriggerKind || (CompletionTriggerKind = {}));\n/**\n * A positioning preference for rendering content widgets.\n */\nexport var ContentWidgetPositionPreference;\n(function (ContentWidgetPositionPreference) {\n /**\n * Place the content widget exactly at a position\n */\n ContentWidgetPositionPreference[ContentWidgetPositionPreference[\"EXACT\"] = 0] = \"EXACT\";\n /**\n * Place the content widget above a position\n */\n ContentWidgetPositionPreference[ContentWidgetPositionPreference[\"ABOVE\"] = 1] = \"ABOVE\";\n /**\n * Place the content widget below a position\n */\n ContentWidgetPositionPreference[ContentWidgetPositionPreference[\"BELOW\"] = 2] = \"BELOW\";\n})(ContentWidgetPositionPreference || (ContentWidgetPositionPreference = {}));\n/**\n * Describes the reason the cursor has changed its position.\n */\nexport var CursorChangeReason;\n(function (CursorChangeReason) {\n /**\n * Unknown or not set.\n */\n CursorChangeReason[CursorChangeReason[\"NotSet\"] = 0] = \"NotSet\";\n /**\n * A `model.setValue()` was called.\n */\n CursorChangeReason[CursorChangeReason[\"ContentFlush\"] = 1] = \"ContentFlush\";\n /**\n * The `model` has been changed outside of this cursor and the cursor recovers its position from associated markers.\n */\n CursorChangeReason[CursorChangeReason[\"RecoverFromMarkers\"] = 2] = \"RecoverFromMarkers\";\n /**\n * There was an explicit user gesture.\n */\n CursorChangeReason[CursorChangeReason[\"Explicit\"] = 3] = \"Explicit\";\n /**\n * There was a Paste.\n */\n CursorChangeReason[CursorChangeReason[\"Paste\"] = 4] = \"Paste\";\n /**\n * There was an Undo.\n */\n CursorChangeReason[CursorChangeReason[\"Undo\"] = 5] = \"Undo\";\n /**\n * There was a Redo.\n */\n CursorChangeReason[CursorChangeReason[\"Redo\"] = 6] = \"Redo\";\n})(CursorChangeReason || (CursorChangeReason = {}));\n/**\n * The default end of line to use when instantiating models.\n */\nexport var DefaultEndOfLine;\n(function (DefaultEndOfLine) {\n /**\n * Use line feed (\\n) as the end of line character.\n */\n DefaultEndOfLine[DefaultEndOfLine[\"LF\"] = 1] = \"LF\";\n /**\n * Use carriage return and line feed (\\r\\n) as the end of line character.\n */\n DefaultEndOfLine[DefaultEndOfLine[\"CRLF\"] = 2] = \"CRLF\";\n})(DefaultEndOfLine || (DefaultEndOfLine = {}));\n/**\n * A document highlight kind.\n */\nexport var DocumentHighlightKind;\n(function (DocumentHighlightKind) {\n /**\n * A textual occurrence.\n */\n DocumentHighlightKind[DocumentHighlightKind[\"Text\"] = 0] = \"Text\";\n /**\n * Read-access of a symbol, like reading a variable.\n */\n DocumentHighlightKind[DocumentHighlightKind[\"Read\"] = 1] = \"Read\";\n /**\n * Write-access of a symbol, like writing to a variable.\n */\n DocumentHighlightKind[DocumentHighlightKind[\"Write\"] = 2] = \"Write\";\n})(DocumentHighlightKind || (DocumentHighlightKind = {}));\n/**\n * Configuration options for auto indentation in the editor\n */\nexport var EditorAutoIndentStrategy;\n(function (EditorAutoIndentStrategy) {\n EditorAutoIndentStrategy[EditorAutoIndentStrategy[\"None\"] = 0] = \"None\";\n EditorAutoIndentStrategy[EditorAutoIndentStrategy[\"Keep\"] = 1] = \"Keep\";\n EditorAutoIndentStrategy[EditorAutoIndentStrategy[\"Brackets\"] = 2] = \"Brackets\";\n EditorAutoIndentStrategy[EditorAutoIndentStrategy[\"Advanced\"] = 3] = \"Advanced\";\n EditorAutoIndentStrategy[EditorAutoIndentStrategy[\"Full\"] = 4] = \"Full\";\n})(EditorAutoIndentStrategy || (EditorAutoIndentStrategy = {}));\nexport var EditorOption;\n(function (EditorOption) {\n EditorOption[EditorOption[\"acceptSuggestionOnCommitCharacter\"] = 0] = \"acceptSuggestionOnCommitCharacter\";\n EditorOption[EditorOption[\"acceptSuggestionOnEnter\"] = 1] = \"acceptSuggestionOnEnter\";\n EditorOption[EditorOption[\"accessibilitySupport\"] = 2] = \"accessibilitySupport\";\n EditorOption[EditorOption[\"accessibilityPageSize\"] = 3] = \"accessibilityPageSize\";\n EditorOption[EditorOption[\"ariaLabel\"] = 4] = \"ariaLabel\";\n EditorOption[EditorOption[\"autoClosingBrackets\"] = 5] = \"autoClosingBrackets\";\n EditorOption[EditorOption[\"autoClosingOvertype\"] = 6] = \"autoClosingOvertype\";\n EditorOption[EditorOption[\"autoClosingQuotes\"] = 7] = \"autoClosingQuotes\";\n EditorOption[EditorOption[\"autoIndent\"] = 8] = \"autoIndent\";\n EditorOption[EditorOption[\"automaticLayout\"] = 9] = \"automaticLayout\";\n EditorOption[EditorOption[\"autoSurround\"] = 10] = \"autoSurround\";\n EditorOption[EditorOption[\"codeLens\"] = 11] = \"codeLens\";\n EditorOption[EditorOption[\"colorDecorators\"] = 12] = \"colorDecorators\";\n EditorOption[EditorOption[\"columnSelection\"] = 13] = \"columnSelection\";\n EditorOption[EditorOption[\"comments\"] = 14] = \"comments\";\n EditorOption[EditorOption[\"contextmenu\"] = 15] = \"contextmenu\";\n EditorOption[EditorOption[\"copyWithSyntaxHighlighting\"] = 16] = \"copyWithSyntaxHighlighting\";\n EditorOption[EditorOption[\"cursorBlinking\"] = 17] = \"cursorBlinking\";\n EditorOption[EditorOption[\"cursorSmoothCaretAnimation\"] = 18] = \"cursorSmoothCaretAnimation\";\n EditorOption[EditorOption[\"cursorStyle\"] = 19] = \"cursorStyle\";\n EditorOption[EditorOption[\"cursorSurroundingLines\"] = 20] = \"cursorSurroundingLines\";\n EditorOption[EditorOption[\"cursorSurroundingLinesStyle\"] = 21] = \"cursorSurroundingLinesStyle\";\n EditorOption[EditorOption[\"cursorWidth\"] = 22] = \"cursorWidth\";\n EditorOption[EditorOption[\"disableLayerHinting\"] = 23] = \"disableLayerHinting\";\n EditorOption[EditorOption[\"disableMonospaceOptimizations\"] = 24] = \"disableMonospaceOptimizations\";\n EditorOption[EditorOption[\"dragAndDrop\"] = 25] = \"dragAndDrop\";\n EditorOption[EditorOption[\"emptySelectionClipboard\"] = 26] = \"emptySelectionClipboard\";\n EditorOption[EditorOption[\"extraEditorClassName\"] = 27] = \"extraEditorClassName\";\n EditorOption[EditorOption[\"fastScrollSensitivity\"] = 28] = \"fastScrollSensitivity\";\n EditorOption[EditorOption[\"find\"] = 29] = \"find\";\n EditorOption[EditorOption[\"fixedOverflowWidgets\"] = 30] = \"fixedOverflowWidgets\";\n EditorOption[EditorOption[\"folding\"] = 31] = \"folding\";\n EditorOption[EditorOption[\"foldingStrategy\"] = 32] = \"foldingStrategy\";\n EditorOption[EditorOption[\"foldingHighlight\"] = 33] = \"foldingHighlight\";\n EditorOption[EditorOption[\"unfoldOnClickAfterEndOfLine\"] = 34] = \"unfoldOnClickAfterEndOfLine\";\n EditorOption[EditorOption[\"fontFamily\"] = 35] = \"fontFamily\";\n EditorOption[EditorOption[\"fontInfo\"] = 36] = \"fontInfo\";\n EditorOption[EditorOption[\"fontLigatures\"] = 37] = \"fontLigatures\";\n EditorOption[EditorOption[\"fontSize\"] = 38] = \"fontSize\";\n EditorOption[EditorOption[\"fontWeight\"] = 39] = \"fontWeight\";\n EditorOption[EditorOption[\"formatOnPaste\"] = 40] = \"formatOnPaste\";\n EditorOption[EditorOption[\"formatOnType\"] = 41] = \"formatOnType\";\n EditorOption[EditorOption[\"glyphMargin\"] = 42] = \"glyphMargin\";\n EditorOption[EditorOption[\"gotoLocation\"] = 43] = \"gotoLocation\";\n EditorOption[EditorOption[\"hideCursorInOverviewRuler\"] = 44] = \"hideCursorInOverviewRuler\";\n EditorOption[EditorOption[\"highlightActiveIndentGuide\"] = 45] = \"highlightActiveIndentGuide\";\n EditorOption[EditorOption[\"hover\"] = 46] = \"hover\";\n EditorOption[EditorOption[\"inDiffEditor\"] = 47] = \"inDiffEditor\";\n EditorOption[EditorOption[\"letterSpacing\"] = 48] = \"letterSpacing\";\n EditorOption[EditorOption[\"lightbulb\"] = 49] = \"lightbulb\";\n EditorOption[EditorOption[\"lineDecorationsWidth\"] = 50] = \"lineDecorationsWidth\";\n EditorOption[EditorOption[\"lineHeight\"] = 51] = \"lineHeight\";\n EditorOption[EditorOption[\"lineNumbers\"] = 52] = \"lineNumbers\";\n EditorOption[EditorOption[\"lineNumbersMinChars\"] = 53] = \"lineNumbersMinChars\";\n EditorOption[EditorOption[\"links\"] = 54] = \"links\";\n EditorOption[EditorOption[\"matchBrackets\"] = 55] = \"matchBrackets\";\n EditorOption[EditorOption[\"minimap\"] = 56] = \"minimap\";\n EditorOption[EditorOption[\"mouseStyle\"] = 57] = \"mouseStyle\";\n EditorOption[EditorOption[\"mouseWheelScrollSensitivity\"] = 58] = \"mouseWheelScrollSensitivity\";\n EditorOption[EditorOption[\"mouseWheelZoom\"] = 59] = \"mouseWheelZoom\";\n EditorOption[EditorOption[\"multiCursorMergeOverlapping\"] = 60] = \"multiCursorMergeOverlapping\";\n EditorOption[EditorOption[\"multiCursorModifier\"] = 61] = \"multiCursorModifier\";\n EditorOption[EditorOption[\"multiCursorPaste\"] = 62] = \"multiCursorPaste\";\n EditorOption[EditorOption[\"occurrencesHighlight\"] = 63] = \"occurrencesHighlight\";\n EditorOption[EditorOption[\"overviewRulerBorder\"] = 64] = \"overviewRulerBorder\";\n EditorOption[EditorOption[\"overviewRulerLanes\"] = 65] = \"overviewRulerLanes\";\n EditorOption[EditorOption[\"padding\"] = 66] = \"padding\";\n EditorOption[EditorOption[\"parameterHints\"] = 67] = \"parameterHints\";\n EditorOption[EditorOption[\"peekWidgetDefaultFocus\"] = 68] = \"peekWidgetDefaultFocus\";\n EditorOption[EditorOption[\"definitionLinkOpensInPeek\"] = 69] = \"definitionLinkOpensInPeek\";\n EditorOption[EditorOption[\"quickSuggestions\"] = 70] = \"quickSuggestions\";\n EditorOption[EditorOption[\"quickSuggestionsDelay\"] = 71] = \"quickSuggestionsDelay\";\n EditorOption[EditorOption[\"readOnly\"] = 72] = \"readOnly\";\n EditorOption[EditorOption[\"renameOnType\"] = 73] = \"renameOnType\";\n EditorOption[EditorOption[\"renderControlCharacters\"] = 74] = \"renderControlCharacters\";\n EditorOption[EditorOption[\"renderIndentGuides\"] = 75] = \"renderIndentGuides\";\n EditorOption[EditorOption[\"renderFinalNewline\"] = 76] = \"renderFinalNewline\";\n EditorOption[EditorOption[\"renderLineHighlight\"] = 77] = \"renderLineHighlight\";\n EditorOption[EditorOption[\"renderLineHighlightOnlyWhenFocus\"] = 78] = \"renderLineHighlightOnlyWhenFocus\";\n EditorOption[EditorOption[\"renderValidationDecorations\"] = 79] = \"renderValidationDecorations\";\n EditorOption[EditorOption[\"renderWhitespace\"] = 80] = \"renderWhitespace\";\n EditorOption[EditorOption[\"revealHorizontalRightPadding\"] = 81] = \"revealHorizontalRightPadding\";\n EditorOption[EditorOption[\"roundedSelection\"] = 82] = \"roundedSelection\";\n EditorOption[EditorOption[\"rulers\"] = 83] = \"rulers\";\n EditorOption[EditorOption[\"scrollbar\"] = 84] = \"scrollbar\";\n EditorOption[EditorOption[\"scrollBeyondLastColumn\"] = 85] = \"scrollBeyondLastColumn\";\n EditorOption[EditorOption[\"scrollBeyondLastLine\"] = 86] = \"scrollBeyondLastLine\";\n EditorOption[EditorOption[\"scrollPredominantAxis\"] = 87] = \"scrollPredominantAxis\";\n EditorOption[EditorOption[\"selectionClipboard\"] = 88] = \"selectionClipboard\";\n EditorOption[EditorOption[\"selectionHighlight\"] = 89] = \"selectionHighlight\";\n EditorOption[EditorOption[\"selectOnLineNumbers\"] = 90] = \"selectOnLineNumbers\";\n EditorOption[EditorOption[\"showFoldingControls\"] = 91] = \"showFoldingControls\";\n EditorOption[EditorOption[\"showUnused\"] = 92] = \"showUnused\";\n EditorOption[EditorOption[\"snippetSuggestions\"] = 93] = \"snippetSuggestions\";\n EditorOption[EditorOption[\"smoothScrolling\"] = 94] = \"smoothScrolling\";\n EditorOption[EditorOption[\"stopRenderingLineAfter\"] = 95] = \"stopRenderingLineAfter\";\n EditorOption[EditorOption[\"suggest\"] = 96] = \"suggest\";\n EditorOption[EditorOption[\"suggestFontSize\"] = 97] = \"suggestFontSize\";\n EditorOption[EditorOption[\"suggestLineHeight\"] = 98] = \"suggestLineHeight\";\n EditorOption[EditorOption[\"suggestOnTriggerCharacters\"] = 99] = \"suggestOnTriggerCharacters\";\n EditorOption[EditorOption[\"suggestSelection\"] = 100] = \"suggestSelection\";\n EditorOption[EditorOption[\"tabCompletion\"] = 101] = \"tabCompletion\";\n EditorOption[EditorOption[\"tabIndex\"] = 102] = \"tabIndex\";\n EditorOption[EditorOption[\"unusualLineTerminators\"] = 103] = \"unusualLineTerminators\";\n EditorOption[EditorOption[\"useTabStops\"] = 104] = \"useTabStops\";\n EditorOption[EditorOption[\"wordSeparators\"] = 105] = \"wordSeparators\";\n EditorOption[EditorOption[\"wordWrap\"] = 106] = \"wordWrap\";\n EditorOption[EditorOption[\"wordWrapBreakAfterCharacters\"] = 107] = \"wordWrapBreakAfterCharacters\";\n EditorOption[EditorOption[\"wordWrapBreakBeforeCharacters\"] = 108] = \"wordWrapBreakBeforeCharacters\";\n EditorOption[EditorOption[\"wordWrapColumn\"] = 109] = \"wordWrapColumn\";\n EditorOption[EditorOption[\"wordWrapMinified\"] = 110] = \"wordWrapMinified\";\n EditorOption[EditorOption[\"wrappingIndent\"] = 111] = \"wrappingIndent\";\n EditorOption[EditorOption[\"wrappingStrategy\"] = 112] = \"wrappingStrategy\";\n EditorOption[EditorOption[\"showDeprecated\"] = 113] = \"showDeprecated\";\n EditorOption[EditorOption[\"editorClassName\"] = 114] = \"editorClassName\";\n EditorOption[EditorOption[\"pixelRatio\"] = 115] = \"pixelRatio\";\n EditorOption[EditorOption[\"tabFocusMode\"] = 116] = \"tabFocusMode\";\n EditorOption[EditorOption[\"layoutInfo\"] = 117] = \"layoutInfo\";\n EditorOption[EditorOption[\"wrappingInfo\"] = 118] = \"wrappingInfo\";\n})(EditorOption || (EditorOption = {}));\n/**\n * End of line character preference.\n */\nexport var EndOfLinePreference;\n(function (EndOfLinePreference) {\n /**\n * Use the end of line character identified in the text buffer.\n */\n EndOfLinePreference[EndOfLinePreference[\"TextDefined\"] = 0] = \"TextDefined\";\n /**\n * Use line feed (\\n) as the end of line character.\n */\n EndOfLinePreference[EndOfLinePreference[\"LF\"] = 1] = \"LF\";\n /**\n * Use carriage return and line feed (\\r\\n) as the end of line character.\n */\n EndOfLinePreference[EndOfLinePreference[\"CRLF\"] = 2] = \"CRLF\";\n})(EndOfLinePreference || (EndOfLinePreference = {}));\n/**\n * End of line character preference.\n */\nexport var EndOfLineSequence;\n(function (EndOfLineSequence) {\n /**\n * Use line feed (\\n) as the end of line character.\n */\n EndOfLineSequence[EndOfLineSequence[\"LF\"] = 0] = \"LF\";\n /**\n * Use carriage return and line feed (\\r\\n) as the end of line character.\n */\n EndOfLineSequence[EndOfLineSequence[\"CRLF\"] = 1] = \"CRLF\";\n})(EndOfLineSequence || (EndOfLineSequence = {}));\n/**\n * Describes what to do with the indentation when pressing Enter.\n */\nexport var IndentAction;\n(function (IndentAction) {\n /**\n * Insert new line and copy the previous line's indentation.\n */\n IndentAction[IndentAction[\"None\"] = 0] = \"None\";\n /**\n * Insert new line and indent once (relative to the previous line's indentation).\n */\n IndentAction[IndentAction[\"Indent\"] = 1] = \"Indent\";\n /**\n * Insert two new lines:\n * - the first one indented which will hold the cursor\n * - the second one at the same indentation level\n */\n IndentAction[IndentAction[\"IndentOutdent\"] = 2] = \"IndentOutdent\";\n /**\n * Insert new line and outdent once (relative to the previous line's indentation).\n */\n IndentAction[IndentAction[\"Outdent\"] = 3] = \"Outdent\";\n})(IndentAction || (IndentAction = {}));\n/**\n * Virtual Key Codes, the value does not hold any inherent meaning.\n * Inspired somewhat from https://msdn.microsoft.com/en-us/library/windows/desktop/dd375731(v=vs.85).aspx\n * But these are \"more general\", as they should work across browsers & OS`s.\n */\nexport var KeyCode;\n(function (KeyCode) {\n /**\n * Placed first to cover the 0 value of the enum.\n */\n KeyCode[KeyCode[\"Unknown\"] = 0] = \"Unknown\";\n KeyCode[KeyCode[\"Backspace\"] = 1] = \"Backspace\";\n KeyCode[KeyCode[\"Tab\"] = 2] = \"Tab\";\n KeyCode[KeyCode[\"Enter\"] = 3] = \"Enter\";\n KeyCode[KeyCode[\"Shift\"] = 4] = \"Shift\";\n KeyCode[KeyCode[\"Ctrl\"] = 5] = \"Ctrl\";\n KeyCode[KeyCode[\"Alt\"] = 6] = \"Alt\";\n KeyCode[KeyCode[\"PauseBreak\"] = 7] = \"PauseBreak\";\n KeyCode[KeyCode[\"CapsLock\"] = 8] = \"CapsLock\";\n KeyCode[KeyCode[\"Escape\"] = 9] = \"Escape\";\n KeyCode[KeyCode[\"Space\"] = 10] = \"Space\";\n KeyCode[KeyCode[\"PageUp\"] = 11] = \"PageUp\";\n KeyCode[KeyCode[\"PageDown\"] = 12] = \"PageDown\";\n KeyCode[KeyCode[\"End\"] = 13] = \"End\";\n KeyCode[KeyCode[\"Home\"] = 14] = \"Home\";\n KeyCode[KeyCode[\"LeftArrow\"] = 15] = \"LeftArrow\";\n KeyCode[KeyCode[\"UpArrow\"] = 16] = \"UpArrow\";\n KeyCode[KeyCode[\"RightArrow\"] = 17] = \"RightArrow\";\n KeyCode[KeyCode[\"DownArrow\"] = 18] = \"DownArrow\";\n KeyCode[KeyCode[\"Insert\"] = 19] = \"Insert\";\n KeyCode[KeyCode[\"Delete\"] = 20] = \"Delete\";\n KeyCode[KeyCode[\"KEY_0\"] = 21] = \"KEY_0\";\n KeyCode[KeyCode[\"KEY_1\"] = 22] = \"KEY_1\";\n KeyCode[KeyCode[\"KEY_2\"] = 23] = \"KEY_2\";\n KeyCode[KeyCode[\"KEY_3\"] = 24] = \"KEY_3\";\n KeyCode[KeyCode[\"KEY_4\"] = 25] = \"KEY_4\";\n KeyCode[KeyCode[\"KEY_5\"] = 26] = \"KEY_5\";\n KeyCode[KeyCode[\"KEY_6\"] = 27] = \"KEY_6\";\n KeyCode[KeyCode[\"KEY_7\"] = 28] = \"KEY_7\";\n KeyCode[KeyCode[\"KEY_8\"] = 29] = \"KEY_8\";\n KeyCode[KeyCode[\"KEY_9\"] = 30] = \"KEY_9\";\n KeyCode[KeyCode[\"KEY_A\"] = 31] = \"KEY_A\";\n KeyCode[KeyCode[\"KEY_B\"] = 32] = \"KEY_B\";\n KeyCode[KeyCode[\"KEY_C\"] = 33] = \"KEY_C\";\n KeyCode[KeyCode[\"KEY_D\"] = 34] = \"KEY_D\";\n KeyCode[KeyCode[\"KEY_E\"] = 35] = \"KEY_E\";\n KeyCode[KeyCode[\"KEY_F\"] = 36] = \"KEY_F\";\n KeyCode[KeyCode[\"KEY_G\"] = 37] = \"KEY_G\";\n KeyCode[KeyCode[\"KEY_H\"] = 38] = \"KEY_H\";\n KeyCode[KeyCode[\"KEY_I\"] = 39] = \"KEY_I\";\n KeyCode[KeyCode[\"KEY_J\"] = 40] = \"KEY_J\";\n KeyCode[KeyCode[\"KEY_K\"] = 41] = \"KEY_K\";\n KeyCode[KeyCode[\"KEY_L\"] = 42] = \"KEY_L\";\n KeyCode[KeyCode[\"KEY_M\"] = 43] = \"KEY_M\";\n KeyCode[KeyCode[\"KEY_N\"] = 44] = \"KEY_N\";\n KeyCode[KeyCode[\"KEY_O\"] = 45] = \"KEY_O\";\n KeyCode[KeyCode[\"KEY_P\"] = 46] = \"KEY_P\";\n KeyCode[KeyCode[\"KEY_Q\"] = 47] = \"KEY_Q\";\n KeyCode[KeyCode[\"KEY_R\"] = 48] = \"KEY_R\";\n KeyCode[KeyCode[\"KEY_S\"] = 49] = \"KEY_S\";\n KeyCode[KeyCode[\"KEY_T\"] = 50] = \"KEY_T\";\n KeyCode[KeyCode[\"KEY_U\"] = 51] = \"KEY_U\";\n KeyCode[KeyCode[\"KEY_V\"] = 52] = \"KEY_V\";\n KeyCode[KeyCode[\"KEY_W\"] = 53] = \"KEY_W\";\n KeyCode[KeyCode[\"KEY_X\"] = 54] = \"KEY_X\";\n KeyCode[KeyCode[\"KEY_Y\"] = 55] = \"KEY_Y\";\n KeyCode[KeyCode[\"KEY_Z\"] = 56] = \"KEY_Z\";\n KeyCode[KeyCode[\"Meta\"] = 57] = \"Meta\";\n KeyCode[KeyCode[\"ContextMenu\"] = 58] = \"ContextMenu\";\n KeyCode[KeyCode[\"F1\"] = 59] = \"F1\";\n KeyCode[KeyCode[\"F2\"] = 60] = \"F2\";\n KeyCode[KeyCode[\"F3\"] = 61] = \"F3\";\n KeyCode[KeyCode[\"F4\"] = 62] = \"F4\";\n KeyCode[KeyCode[\"F5\"] = 63] = \"F5\";\n KeyCode[KeyCode[\"F6\"] = 64] = \"F6\";\n KeyCode[KeyCode[\"F7\"] = 65] = \"F7\";\n KeyCode[KeyCode[\"F8\"] = 66] = \"F8\";\n KeyCode[KeyCode[\"F9\"] = 67] = \"F9\";\n KeyCode[KeyCode[\"F10\"] = 68] = \"F10\";\n KeyCode[KeyCode[\"F11\"] = 69] = \"F11\";\n KeyCode[KeyCode[\"F12\"] = 70] = \"F12\";\n KeyCode[KeyCode[\"F13\"] = 71] = \"F13\";\n KeyCode[KeyCode[\"F14\"] = 72] = \"F14\";\n KeyCode[KeyCode[\"F15\"] = 73] = \"F15\";\n KeyCode[KeyCode[\"F16\"] = 74] = \"F16\";\n KeyCode[KeyCode[\"F17\"] = 75] = \"F17\";\n KeyCode[KeyCode[\"F18\"] = 76] = \"F18\";\n KeyCode[KeyCode[\"F19\"] = 77] = \"F19\";\n KeyCode[KeyCode[\"NumLock\"] = 78] = \"NumLock\";\n KeyCode[KeyCode[\"ScrollLock\"] = 79] = \"ScrollLock\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the ';:' key\n */\n KeyCode[KeyCode[\"US_SEMICOLON\"] = 80] = \"US_SEMICOLON\";\n /**\n * For any country/region, the '+' key\n * For the US standard keyboard, the '=+' key\n */\n KeyCode[KeyCode[\"US_EQUAL\"] = 81] = \"US_EQUAL\";\n /**\n * For any country/region, the ',' key\n * For the US standard keyboard, the ',<' key\n */\n KeyCode[KeyCode[\"US_COMMA\"] = 82] = \"US_COMMA\";\n /**\n * For any country/region, the '-' key\n * For the US standard keyboard, the '-_' key\n */\n KeyCode[KeyCode[\"US_MINUS\"] = 83] = \"US_MINUS\";\n /**\n * For any country/region, the '.' key\n * For the US standard keyboard, the '.>' key\n */\n KeyCode[KeyCode[\"US_DOT\"] = 84] = \"US_DOT\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the '/?' key\n */\n KeyCode[KeyCode[\"US_SLASH\"] = 85] = \"US_SLASH\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the '`~' key\n */\n KeyCode[KeyCode[\"US_BACKTICK\"] = 86] = \"US_BACKTICK\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the '[{' key\n */\n KeyCode[KeyCode[\"US_OPEN_SQUARE_BRACKET\"] = 87] = \"US_OPEN_SQUARE_BRACKET\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the '\\|' key\n */\n KeyCode[KeyCode[\"US_BACKSLASH\"] = 88] = \"US_BACKSLASH\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the ']}' key\n */\n KeyCode[KeyCode[\"US_CLOSE_SQUARE_BRACKET\"] = 89] = \"US_CLOSE_SQUARE_BRACKET\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n * For the US standard keyboard, the ''\"' key\n */\n KeyCode[KeyCode[\"US_QUOTE\"] = 90] = \"US_QUOTE\";\n /**\n * Used for miscellaneous characters; it can vary by keyboard.\n */\n KeyCode[KeyCode[\"OEM_8\"] = 91] = \"OEM_8\";\n /**\n * Either the angle bracket key or the backslash key on the RT 102-key keyboard.\n */\n KeyCode[KeyCode[\"OEM_102\"] = 92] = \"OEM_102\";\n KeyCode[KeyCode[\"NUMPAD_0\"] = 93] = \"NUMPAD_0\";\n KeyCode[KeyCode[\"NUMPAD_1\"] = 94] = \"NUMPAD_1\";\n KeyCode[KeyCode[\"NUMPAD_2\"] = 95] = \"NUMPAD_2\";\n KeyCode[KeyCode[\"NUMPAD_3\"] = 96] = \"NUMPAD_3\";\n KeyCode[KeyCode[\"NUMPAD_4\"] = 97] = \"NUMPAD_4\";\n KeyCode[KeyCode[\"NUMPAD_5\"] = 98] = \"NUMPAD_5\";\n KeyCode[KeyCode[\"NUMPAD_6\"] = 99] = \"NUMPAD_6\";\n KeyCode[KeyCode[\"NUMPAD_7\"] = 100] = \"NUMPAD_7\";\n KeyCode[KeyCode[\"NUMPAD_8\"] = 101] = \"NUMPAD_8\";\n KeyCode[KeyCode[\"NUMPAD_9\"] = 102] = \"NUMPAD_9\";\n KeyCode[KeyCode[\"NUMPAD_MULTIPLY\"] = 103] = \"NUMPAD_MULTIPLY\";\n KeyCode[KeyCode[\"NUMPAD_ADD\"] = 104] = \"NUMPAD_ADD\";\n KeyCode[KeyCode[\"NUMPAD_SEPARATOR\"] = 105] = \"NUMPAD_SEPARATOR\";\n KeyCode[KeyCode[\"NUMPAD_SUBTRACT\"] = 106] = \"NUMPAD_SUBTRACT\";\n KeyCode[KeyCode[\"NUMPAD_DECIMAL\"] = 107] = \"NUMPAD_DECIMAL\";\n KeyCode[KeyCode[\"NUMPAD_DIVIDE\"] = 108] = \"NUMPAD_DIVIDE\";\n /**\n * Cover all key codes when IME is processing input.\n */\n KeyCode[KeyCode[\"KEY_IN_COMPOSITION\"] = 109] = \"KEY_IN_COMPOSITION\";\n KeyCode[KeyCode[\"ABNT_C1\"] = 110] = \"ABNT_C1\";\n KeyCode[KeyCode[\"ABNT_C2\"] = 111] = \"ABNT_C2\";\n /**\n * Placed last to cover the length of the enum.\n * Please do not depend on this value!\n */\n KeyCode[KeyCode[\"MAX_VALUE\"] = 112] = \"MAX_VALUE\";\n})(KeyCode || (KeyCode = {}));\nexport var MarkerSeverity;\n(function (MarkerSeverity) {\n MarkerSeverity[MarkerSeverity[\"Hint\"] = 1] = \"Hint\";\n MarkerSeverity[MarkerSeverity[\"Info\"] = 2] = \"Info\";\n MarkerSeverity[MarkerSeverity[\"Warning\"] = 4] = \"Warning\";\n MarkerSeverity[MarkerSeverity[\"Error\"] = 8] = \"Error\";\n})(MarkerSeverity || (MarkerSeverity = {}));\nexport var MarkerTag;\n(function (MarkerTag) {\n MarkerTag[MarkerTag[\"Unnecessary\"] = 1] = \"Unnecessary\";\n MarkerTag[MarkerTag[\"Deprecated\"] = 2] = \"Deprecated\";\n})(MarkerTag || (MarkerTag = {}));\n/**\n * Position in the minimap to render the decoration.\n */\nexport var MinimapPosition;\n(function (MinimapPosition) {\n MinimapPosition[MinimapPosition[\"Inline\"] = 1] = \"Inline\";\n MinimapPosition[MinimapPosition[\"Gutter\"] = 2] = \"Gutter\";\n})(MinimapPosition || (MinimapPosition = {}));\n/**\n * Type of hit element with the mouse in the editor.\n */\nexport var MouseTargetType;\n(function (MouseTargetType) {\n /**\n * Mouse is on top of an unknown element.\n */\n MouseTargetType[MouseTargetType[\"UNKNOWN\"] = 0] = \"UNKNOWN\";\n /**\n * Mouse is on top of the textarea used for input.\n */\n MouseTargetType[MouseTargetType[\"TEXTAREA\"] = 1] = \"TEXTAREA\";\n /**\n * Mouse is on top of the glyph margin\n */\n MouseTargetType[MouseTargetType[\"GUTTER_GLYPH_MARGIN\"] = 2] = \"GUTTER_GLYPH_MARGIN\";\n /**\n * Mouse is on top of the line numbers\n */\n MouseTargetType[MouseTargetType[\"GUTTER_LINE_NUMBERS\"] = 3] = \"GUTTER_LINE_NUMBERS\";\n /**\n * Mouse is on top of the line decorations\n */\n MouseTargetType[MouseTargetType[\"GUTTER_LINE_DECORATIONS\"] = 4] = \"GUTTER_LINE_DECORATIONS\";\n /**\n * Mouse is on top of the whitespace left in the gutter by a view zone.\n */\n MouseTargetType[MouseTargetType[\"GUTTER_VIEW_ZONE\"] = 5] = \"GUTTER_VIEW_ZONE\";\n /**\n * Mouse is on top of text in the content.\n */\n MouseTargetType[MouseTargetType[\"CONTENT_TEXT\"] = 6] = \"CONTENT_TEXT\";\n /**\n * Mouse is on top of empty space in the content (e.g. after line text or below last line)\n */\n MouseTargetType[MouseTargetType[\"CONTENT_EMPTY\"] = 7] = \"CONTENT_EMPTY\";\n /**\n * Mouse is on top of a view zone in the content.\n */\n MouseTargetType[MouseTargetType[\"CONTENT_VIEW_ZONE\"] = 8] = \"CONTENT_VIEW_ZONE\";\n /**\n * Mouse is on top of a content widget.\n */\n MouseTargetType[MouseTargetType[\"CONTENT_WIDGET\"] = 9] = \"CONTENT_WIDGET\";\n /**\n * Mouse is on top of the decorations overview ruler.\n */\n MouseTargetType[MouseTargetType[\"OVERVIEW_RULER\"] = 10] = \"OVERVIEW_RULER\";\n /**\n * Mouse is on top of a scrollbar.\n */\n MouseTargetType[MouseTargetType[\"SCROLLBAR\"] = 11] = \"SCROLLBAR\";\n /**\n * Mouse is on top of an overlay widget.\n */\n MouseTargetType[MouseTargetType[\"OVERLAY_WIDGET\"] = 12] = \"OVERLAY_WIDGET\";\n /**\n * Mouse is outside of the editor.\n */\n MouseTargetType[MouseTargetType[\"OUTSIDE_EDITOR\"] = 13] = \"OUTSIDE_EDITOR\";\n})(MouseTargetType || (MouseTargetType = {}));\n/**\n * A positioning preference for rendering overlay widgets.\n */\nexport var OverlayWidgetPositionPreference;\n(function (OverlayWidgetPositionPreference) {\n /**\n * Position the overlay widget in the top right corner\n */\n OverlayWidgetPositionPreference[OverlayWidgetPositionPreference[\"TOP_RIGHT_CORNER\"] = 0] = \"TOP_RIGHT_CORNER\";\n /**\n * Position the overlay widget in the bottom right corner\n */\n OverlayWidgetPositionPreference[OverlayWidgetPositionPreference[\"BOTTOM_RIGHT_CORNER\"] = 1] = \"BOTTOM_RIGHT_CORNER\";\n /**\n * Position the overlay widget in the top center\n */\n OverlayWidgetPositionPreference[OverlayWidgetPositionPreference[\"TOP_CENTER\"] = 2] = \"TOP_CENTER\";\n})(OverlayWidgetPositionPreference || (OverlayWidgetPositionPreference = {}));\n/**\n * Vertical Lane in the overview ruler of the editor.\n */\nexport var OverviewRulerLane;\n(function (OverviewRulerLane) {\n OverviewRulerLane[OverviewRulerLane[\"Left\"] = 1] = \"Left\";\n OverviewRulerLane[OverviewRulerLane[\"Center\"] = 2] = \"Center\";\n OverviewRulerLane[OverviewRulerLane[\"Right\"] = 4] = \"Right\";\n OverviewRulerLane[OverviewRulerLane[\"Full\"] = 7] = \"Full\";\n})(OverviewRulerLane || (OverviewRulerLane = {}));\nexport var RenderLineNumbersType;\n(function (RenderLineNumbersType) {\n RenderLineNumbersType[RenderLineNumbersType[\"Off\"] = 0] = \"Off\";\n RenderLineNumbersType[RenderLineNumbersType[\"On\"] = 1] = \"On\";\n RenderLineNumbersType[RenderLineNumbersType[\"Relative\"] = 2] = \"Relative\";\n RenderLineNumbersType[RenderLineNumbersType[\"Interval\"] = 3] = \"Interval\";\n RenderLineNumbersType[RenderLineNumbersType[\"Custom\"] = 4] = \"Custom\";\n})(RenderLineNumbersType || (RenderLineNumbersType = {}));\nexport var RenderMinimap;\n(function (RenderMinimap) {\n RenderMinimap[RenderMinimap[\"None\"] = 0] = \"None\";\n RenderMinimap[RenderMinimap[\"Text\"] = 1] = \"Text\";\n RenderMinimap[RenderMinimap[\"Blocks\"] = 2] = \"Blocks\";\n})(RenderMinimap || (RenderMinimap = {}));\nexport var ScrollType;\n(function (ScrollType) {\n ScrollType[ScrollType[\"Smooth\"] = 0] = \"Smooth\";\n ScrollType[ScrollType[\"Immediate\"] = 1] = \"Immediate\";\n})(ScrollType || (ScrollType = {}));\nexport var ScrollbarVisibility;\n(function (ScrollbarVisibility) {\n ScrollbarVisibility[ScrollbarVisibility[\"Auto\"] = 1] = \"Auto\";\n ScrollbarVisibility[ScrollbarVisibility[\"Hidden\"] = 2] = \"Hidden\";\n ScrollbarVisibility[ScrollbarVisibility[\"Visible\"] = 3] = \"Visible\";\n})(ScrollbarVisibility || (ScrollbarVisibility = {}));\n/**\n * The direction of a selection.\n */\nexport var SelectionDirection;\n(function (SelectionDirection) {\n /**\n * The selection starts above where it ends.\n */\n SelectionDirection[SelectionDirection[\"LTR\"] = 0] = \"LTR\";\n /**\n * The selection starts below where it ends.\n */\n SelectionDirection[SelectionDirection[\"RTL\"] = 1] = \"RTL\";\n})(SelectionDirection || (SelectionDirection = {}));\nexport var SignatureHelpTriggerKind;\n(function (SignatureHelpTriggerKind) {\n SignatureHelpTriggerKind[SignatureHelpTriggerKind[\"Invoke\"] = 1] = \"Invoke\";\n SignatureHelpTriggerKind[SignatureHelpTriggerKind[\"TriggerCharacter\"] = 2] = \"TriggerCharacter\";\n SignatureHelpTriggerKind[SignatureHelpTriggerKind[\"ContentChange\"] = 3] = \"ContentChange\";\n})(SignatureHelpTriggerKind || (SignatureHelpTriggerKind = {}));\n/**\n * A symbol kind.\n */\nexport var SymbolKind;\n(function (SymbolKind) {\n SymbolKind[SymbolKind[\"File\"] = 0] = \"File\";\n SymbolKind[SymbolKind[\"Module\"] = 1] = \"Module\";\n SymbolKind[SymbolKind[\"Namespace\"] = 2] = \"Namespace\";\n SymbolKind[SymbolKind[\"Package\"] = 3] = \"Package\";\n SymbolKind[SymbolKind[\"Class\"] = 4] = \"Class\";\n SymbolKind[SymbolKind[\"Method\"] = 5] = \"Method\";\n SymbolKind[SymbolKind[\"Property\"] = 6] = \"Property\";\n SymbolKind[SymbolKind[\"Field\"] = 7] = \"Field\";\n SymbolKind[SymbolKind[\"Constructor\"] = 8] = \"Constructor\";\n SymbolKind[SymbolKind[\"Enum\"] = 9] = \"Enum\";\n SymbolKind[SymbolKind[\"Interface\"] = 10] = \"Interface\";\n SymbolKind[SymbolKind[\"Function\"] = 11] = \"Function\";\n SymbolKind[SymbolKind[\"Variable\"] = 12] = \"Variable\";\n SymbolKind[SymbolKind[\"Constant\"] = 13] = \"Constant\";\n SymbolKind[SymbolKind[\"String\"] = 14] = \"String\";\n SymbolKind[SymbolKind[\"Number\"] = 15] = \"Number\";\n SymbolKind[SymbolKind[\"Boolean\"] = 16] = \"Boolean\";\n SymbolKind[SymbolKind[\"Array\"] = 17] = \"Array\";\n SymbolKind[SymbolKind[\"Object\"] = 18] = \"Object\";\n SymbolKind[SymbolKind[\"Key\"] = 19] = \"Key\";\n SymbolKind[SymbolKind[\"Null\"] = 20] = \"Null\";\n SymbolKind[SymbolKind[\"EnumMember\"] = 21] = \"EnumMember\";\n SymbolKind[SymbolKind[\"Struct\"] = 22] = \"Struct\";\n SymbolKind[SymbolKind[\"Event\"] = 23] = \"Event\";\n SymbolKind[SymbolKind[\"Operator\"] = 24] = \"Operator\";\n SymbolKind[SymbolKind[\"TypeParameter\"] = 25] = \"TypeParameter\";\n})(SymbolKind || (SymbolKind = {}));\nexport var SymbolTag;\n(function (SymbolTag) {\n SymbolTag[SymbolTag[\"Deprecated\"] = 1] = \"Deprecated\";\n})(SymbolTag || (SymbolTag = {}));\n/**\n * The kind of animation in which the editor's cursor should be rendered.\n */\nexport var TextEditorCursorBlinkingStyle;\n(function (TextEditorCursorBlinkingStyle) {\n /**\n * Hidden\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Hidden\"] = 0] = \"Hidden\";\n /**\n * Blinking\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Blink\"] = 1] = \"Blink\";\n /**\n * Blinking with smooth fading\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Smooth\"] = 2] = \"Smooth\";\n /**\n * Blinking with prolonged filled state and smooth fading\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Phase\"] = 3] = \"Phase\";\n /**\n * Expand collapse animation on the y axis\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Expand\"] = 4] = \"Expand\";\n /**\n * No-Blinking\n */\n TextEditorCursorBlinkingStyle[TextEditorCursorBlinkingStyle[\"Solid\"] = 5] = \"Solid\";\n})(TextEditorCursorBlinkingStyle || (TextEditorCursorBlinkingStyle = {}));\n/**\n * The style in which the editor's cursor should be rendered.\n */\nexport var TextEditorCursorStyle;\n(function (TextEditorCursorStyle) {\n /**\n * As a vertical line (sitting between two characters).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"Line\"] = 1] = \"Line\";\n /**\n * As a block (sitting on top of a character).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"Block\"] = 2] = \"Block\";\n /**\n * As a horizontal line (sitting under a character).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"Underline\"] = 3] = \"Underline\";\n /**\n * As a thin vertical line (sitting between two characters).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"LineThin\"] = 4] = \"LineThin\";\n /**\n * As an outlined block (sitting on top of a character).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"BlockOutline\"] = 5] = \"BlockOutline\";\n /**\n * As a thin horizontal line (sitting under a character).\n */\n TextEditorCursorStyle[TextEditorCursorStyle[\"UnderlineThin\"] = 6] = \"UnderlineThin\";\n})(TextEditorCursorStyle || (TextEditorCursorStyle = {}));\n/**\n * Describes the behavior of decorations when typing/editing near their edges.\n * Note: Please do not edit the values, as they very carefully match `DecorationRangeBehavior`\n */\nexport var TrackedRangeStickiness;\n(function (TrackedRangeStickiness) {\n TrackedRangeStickiness[TrackedRangeStickiness[\"AlwaysGrowsWhenTypingAtEdges\"] = 0] = \"AlwaysGrowsWhenTypingAtEdges\";\n TrackedRangeStickiness[TrackedRangeStickiness[\"NeverGrowsWhenTypingAtEdges\"] = 1] = \"NeverGrowsWhenTypingAtEdges\";\n TrackedRangeStickiness[TrackedRangeStickiness[\"GrowsOnlyWhenTypingBefore\"] = 2] = \"GrowsOnlyWhenTypingBefore\";\n TrackedRangeStickiness[TrackedRangeStickiness[\"GrowsOnlyWhenTypingAfter\"] = 3] = \"GrowsOnlyWhenTypingAfter\";\n})(TrackedRangeStickiness || (TrackedRangeStickiness = {}));\n/**\n * Describes how to indent wrapped lines.\n */\nexport var WrappingIndent;\n(function (WrappingIndent) {\n /**\n * No indentation => wrapped lines begin at column 1.\n */\n WrappingIndent[WrappingIndent[\"None\"] = 0] = \"None\";\n /**\n * Same => wrapped lines get the same indentation as the parent.\n */\n WrappingIndent[WrappingIndent[\"Same\"] = 1] = \"Same\";\n /**\n * Indent => wrapped lines get +1 indentation toward the parent.\n */\n WrappingIndent[WrappingIndent[\"Indent\"] = 2] = \"Indent\";\n /**\n * DeepIndent => wrapped lines get +2 indentation toward the parent.\n */\n WrappingIndent[WrappingIndent[\"DeepIndent\"] = 3] = \"DeepIndent\";\n})(WrappingIndent || (WrappingIndent = {}));\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { toUint32 } from '../../../base/common/uint.js';\nexport class PrefixSumIndexOfResult {\n constructor(index, remainder) {\n this.index = index;\n this.remainder = remainder;\n }\n}\nexport class PrefixSumComputer {\n constructor(values) {\n this.values = values;\n this.prefixSum = new Uint32Array(values.length);\n this.prefixSumValidIndex = new Int32Array(1);\n this.prefixSumValidIndex[0] = -1;\n }\n insertValues(insertIndex, insertValues) {\n insertIndex = toUint32(insertIndex);\n const oldValues = this.values;\n const oldPrefixSum = this.prefixSum;\n const insertValuesLen = insertValues.length;\n if (insertValuesLen === 0) {\n return false;\n }\n this.values = new Uint32Array(oldValues.length + insertValuesLen);\n this.values.set(oldValues.subarray(0, insertIndex), 0);\n this.values.set(oldValues.subarray(insertIndex), insertIndex + insertValuesLen);\n this.values.set(insertValues, insertIndex);\n if (insertIndex - 1 < this.prefixSumValidIndex[0]) {\n this.prefixSumValidIndex[0] = insertIndex - 1;\n }\n this.prefixSum = new Uint32Array(this.values.length);\n if (this.prefixSumValidIndex[0] >= 0) {\n this.prefixSum.set(oldPrefixSum.subarray(0, this.prefixSumValidIndex[0] + 1));\n }\n return true;\n }\n changeValue(index, value) {\n index = toUint32(index);\n value = toUint32(value);\n if (this.values[index] === value) {\n return false;\n }\n this.values[index] = value;\n if (index - 1 < this.prefixSumValidIndex[0]) {\n this.prefixSumValidIndex[0] = index - 1;\n }\n return true;\n }\n removeValues(startIndex, cnt) {\n startIndex = toUint32(startIndex);\n cnt = toUint32(cnt);\n const oldValues = this.values;\n const oldPrefixSum = this.prefixSum;\n if (startIndex >= oldValues.length) {\n return false;\n }\n let maxCnt = oldValues.length - startIndex;\n if (cnt >= maxCnt) {\n cnt = maxCnt;\n }\n if (cnt === 0) {\n return false;\n }\n this.values = new Uint32Array(oldValues.length - cnt);\n this.values.set(oldValues.subarray(0, startIndex), 0);\n this.values.set(oldValues.subarray(startIndex + cnt), startIndex);\n this.prefixSum = new Uint32Array(this.values.length);\n if (startIndex - 1 < this.prefixSumValidIndex[0]) {\n this.prefixSumValidIndex[0] = startIndex - 1;\n }\n if (this.prefixSumValidIndex[0] >= 0) {\n this.prefixSum.set(oldPrefixSum.subarray(0, this.prefixSumValidIndex[0] + 1));\n }\n return true;\n }\n getTotalValue() {\n if (this.values.length === 0) {\n return 0;\n }\n return this._getAccumulatedValue(this.values.length - 1);\n }\n getAccumulatedValue(index) {\n if (index < 0) {\n return 0;\n }\n index = toUint32(index);\n return this._getAccumulatedValue(index);\n }\n _getAccumulatedValue(index) {\n if (index <= this.prefixSumValidIndex[0]) {\n return this.prefixSum[index];\n }\n let startIndex = this.prefixSumValidIndex[0] + 1;\n if (startIndex === 0) {\n this.prefixSum[0] = this.values[0];\n startIndex++;\n }\n if (index >= this.values.length) {\n index = this.values.length - 1;\n }\n for (let i = startIndex; i <= index; i++) {\n this.prefixSum[i] = this.prefixSum[i - 1] + this.values[i];\n }\n this.prefixSumValidIndex[0] = Math.max(this.prefixSumValidIndex[0], index);\n return this.prefixSum[index];\n }\n getIndexOf(accumulatedValue) {\n accumulatedValue = Math.floor(accumulatedValue); //@perf\n // Compute all sums (to get a fully valid prefixSum)\n this.getTotalValue();\n let low = 0;\n let high = this.values.length - 1;\n let mid = 0;\n let midStop = 0;\n let midStart = 0;\n while (low <= high) {\n mid = low + ((high - low) / 2) | 0;\n midStop = this.prefixSum[mid];\n midStart = midStop - this.values[mid];\n if (accumulatedValue < midStart) {\n high = mid - 1;\n }\n else if (accumulatedValue >= midStop) {\n low = mid + 1;\n }\n else {\n break;\n }\n }\n return new PrefixSumIndexOfResult(mid, accumulatedValue - midStart);\n }\n}\n","/*---------------------------------------------------------------------------------------------\n * Copyright (c) Microsoft Corporation. All rights reserved.\n * Licensed under the MIT License. See License.txt in the project root for license information.\n *--------------------------------------------------------------------------------------------*/\nimport { SimpleWorkerServer } from '../base/common/worker/simpleWorker.js';\nimport { EditorSimpleWorker } from './common/services/editorSimpleWorker.js';\nlet initialized = false;\nexport function initialize(foreignModule) {\n if (initialized) {\n return;\n }\n initialized = true;\n const simpleWorker = new SimpleWorkerServer((msg) => {\n self.postMessage(msg);\n }, (host) => new EditorSimpleWorker(host, foreignModule));\n self.onmessage = (e) => {\n simpleWorker.onmessage(e.data);\n };\n}\nself.onmessage = (e) => {\n // Ignore first message in this case and initialize if not yet initialized\n if (!initialized) {\n initialize(null);\n }\n};\n","// shim for using process in browser\nvar process = module.exports = {};\n\n// cached from whatever global is present so that test runners that stub it\n// don't break things. But we need to wrap it in a try catch in case it is\n// wrapped in strict mode code which doesn't define any globals. It's inside a\n// function because try/catches deoptimize in certain engines.\n\nvar cachedSetTimeout;\nvar cachedClearTimeout;\n\nfunction defaultSetTimout() {\n throw new Error('setTimeout has not been defined');\n}\nfunction defaultClearTimeout () {\n throw new Error('clearTimeout has not been defined');\n}\n(function () {\n try {\n if (typeof setTimeout === 'function') {\n cachedSetTimeout = setTimeout;\n } else {\n cachedSetTimeout = defaultSetTimout;\n }\n } catch (e) {\n cachedSetTimeout = defaultSetTimout;\n }\n try {\n if (typeof clearTimeout === 'function') {\n cachedClearTimeout = clearTimeout;\n } else {\n cachedClearTimeout = defaultClearTimeout;\n }\n } catch (e) {\n cachedClearTimeout = defaultClearTimeout;\n }\n} ())\nfunction runTimeout(fun) {\n if (cachedSetTimeout === setTimeout) {\n //normal enviroments in sane situations\n return setTimeout(fun, 0);\n }\n // if setTimeout wasn't available but was latter defined\n if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n cachedSetTimeout = setTimeout;\n return setTimeout(fun, 0);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedSetTimeout(fun, 0);\n } catch(e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedSetTimeout.call(null, fun, 0);\n } catch(e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n return cachedSetTimeout.call(this, fun, 0);\n }\n }\n\n\n}\nfunction runClearTimeout(marker) {\n if (cachedClearTimeout === clearTimeout) {\n //normal enviroments in sane situations\n return clearTimeout(marker);\n }\n // if clearTimeout wasn't available but was latter defined\n if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n cachedClearTimeout = clearTimeout;\n return clearTimeout(marker);\n }\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedClearTimeout(marker);\n } catch (e){\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedClearTimeout.call(null, marker);\n } catch (e){\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n return cachedClearTimeout.call(this, marker);\n }\n }\n\n\n\n}\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n if (!draining || !currentQueue) {\n return;\n }\n draining = false;\n if (currentQueue.length) {\n queue = currentQueue.concat(queue);\n } else {\n queueIndex = -1;\n }\n if (queue.length) {\n drainQueue();\n }\n}\n\nfunction drainQueue() {\n if (draining) {\n return;\n }\n var timeout = runTimeout(cleanUpNextTick);\n draining = true;\n\n var len = queue.length;\n while(len) {\n currentQueue = queue;\n queue = [];\n while (++queueIndex < len) {\n if (currentQueue) {\n currentQueue[queueIndex].run();\n }\n }\n queueIndex = -1;\n len = queue.length;\n }\n currentQueue = null;\n draining = false;\n runClearTimeout(timeout);\n}\n\nprocess.nextTick = function (fun) {\n var args = new Array(arguments.length - 1);\n if (arguments.length > 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n queue.push(new Item(fun, args));\n if (queue.length === 1 && !draining) {\n runTimeout(drainQueue);\n }\n};\n\n// v8 likes predictible objects\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\nprocess.prependListener = noop;\nprocess.prependOnceListener = noop;\n\nprocess.listeners = function (name) { return [] }\n\nprocess.binding = function (name) {\n throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () { return '/' };\nprocess.chdir = function (dir) {\n throw new Error('process.chdir is not supported');\n};\nprocess.umask = function() { return 0; };\n","var g;\n\n// This works in non-strict mode\ng = (function() {\n\treturn this;\n})();\n\ntry {\n\t// This works if eval is allowed (see CSP)\n\tg = g || new Function(\"return this\")();\n} catch (e) {\n\t// This works if the window reference is available\n\tif (typeof window === \"object\") g = window;\n}\n\n// g can still be undefined, but nothing to do about it...\n// We return undefined, instead of nothing here, so it's\n// easier to handle this case. if(!global) { ...}\n\nmodule.exports = g;\n"],"sourceRoot":""}