1'use strict';
2
3var fs = require('fs');
4var rimraf = require('rimraf');
5var acorn = require('acorn');
6var walk = require('acorn/dist/walk');
7
8var ids = [];
9var names = {};
10
11function getIdFor(name) {
12  if (name in names) return names[name];
13  var id;
14  do {
15    id = '_' + Math.floor(Math.random() * 100);
16  } while (ids.indexOf(id) !== -1)
17  ids.push(id);
18  names[name] = id;
19  return id;
20}
21
22function fixup(src) {
23  var ast = acorn.parse(src);
24  src = src.split('');
25  walk.simple(ast, {
26    MemberExpression: function (node) {
27      if (node.computed) return;
28      if (node.property.type !== 'Identifier') return;
29      if (node.property.name[0] !== '_') return;
30      replace(node.property, getIdFor(node.property.name));
31    }
32  });
33  function source(node) {
34    return src.slice(node.start, node.end).join('');
35  }
36  function replace(node, str) {
37    for (var i = node.start; i < node.end; i++) {
38      src[i] = '';
39    }
40    src[node.start] = str;
41  }
42  return src.join('');
43}
44rimraf.sync(__dirname + '/lib/');
45fs.mkdirSync(__dirname + '/lib/');
46fs.readdirSync(__dirname + '/src').forEach(function (filename) {
47  var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
48  var out = fixup(src);
49  fs.writeFileSync(__dirname + '/lib/' + filename, out);
50});
51
52rimraf.sync(__dirname + '/domains/');
53fs.mkdirSync(__dirname + '/domains/');
54fs.readdirSync(__dirname + '/src').forEach(function (filename) {
55  var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
56  var out = fixup(src);
57  out = out.replace(/require\(\'asap\/raw\'\)/g, "require('asap')");
58  fs.writeFileSync(__dirname + '/domains/' + filename, out);
59});
60
61rimraf.sync(__dirname + '/setimmediate/');
62fs.mkdirSync(__dirname + '/setimmediate/');
63fs.readdirSync(__dirname + '/src').forEach(function (filename) {
64  var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
65  var out = fixup(src);
66  out = out.replace(/var asap \= require\(\'([a-z\/]+)\'\);/g, '');
67  out = out.replace(/asap/g, "setImmediate");
68  fs.writeFileSync(__dirname + '/setimmediate/' + filename, out);
69});
70