node_modules

1 files changed, 49 insertions, 0 deletions

diff --git a/node_modules/uglify-to-browserify/index.js b/node_modules/uglify-to-browserify/index.js
new file mode 100644
index 000000000..2cea629e6
--- /dev/null
+++ b/node_modules/uglify-to-browserify/index.js
@@ -0,0 +1,49 @@
+'use strict'

+

+var fs = require('fs')

+var PassThrough = require('stream').PassThrough

+var Transform = require('stream').Transform

+

+if (typeof Transform === 'undefined') {

+  throw new Error('UglifyJS only supports browserify when using node >= 0.10.x')

+}

+

+var cache = {}

+module.exports = transform

+function transform(file) {

+  if (!/tools\/node\.js$/.test(file.replace(/\\/g,'/'))) return new PassThrough();

+  if (cache[file]) return makeStream(cache[file])

+  var uglify = require(file)

+  var src = 'var sys = require("util");\nvar MOZ_SourceMap = require("source-map");\nvar UglifyJS = exports;\n' + uglify.FILES.map(function (path) { return fs.readFileSync(path, 'utf8') }).join('\n')

+

+  var ast = uglify.parse(src)

+  ast.figure_out_scope()

+

+  var variables = ast.variables

+    .map(function (node, name) {

+      return name

+    })

+

+  src += '\n\n' + variables.map(function (v) { return 'exports.' + v + ' = ' + v + ';' }).join('\n') + '\n\n'

+

+  src += 'exports.AST_Node.warn_function = function (txt) { if (typeof console != "undefined" && typeof console.warn === "function") console.warn(txt) }\n\n'

+

+  src += 'exports.minify = ' + uglify.minify.toString() + ';\n\n'

+  src += 'exports.describe_ast = ' + uglify.describe_ast.toString() + ';'

+

+  // TODO: remove once https://github.com/substack/node-browserify/issues/631 is resolved

+  src = src.replace(/"for"/g, '"fo" + "r"')

+

+  cache[file] = src

+  return makeStream(src);

+}

+

+function makeStream(src) {

+  var res = new Transform();

+  res._transform = function (chunk, encoding, callback) { callback() }

+  res._flush = function (callback) {

+    res.push(src)

+    callback()

+  }

+  return res;

+}