1/** Used to match a single whitespace character. */
2var reWhitespace = /\s/;
3
4/**
5 * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace
6 * character of `string`.
7 *
8 * @private
9 * @param {string} string The string to inspect.
10 * @returns {number} Returns the index of the last non-whitespace character.
11 */
12function trimmedEndIndex(string) {
13  var index = string.length;
14
15  while (index-- && reWhitespace.test(string.charAt(index))) {}
16  return index;
17}
18
19module.exports = trimmedEndIndex;
20