From e95ab5c36ed1746277515bc3514ae8f23dbdac0d Mon Sep 17 00:00:00 2001
From: Chris Rebert <code@chrisrebert.com>
Date: Tue, 1 Dec 2015 20:25:09 -0800
Subject: [PATCH] s/grunt-sed/npm script/ ; fixes #18338

[skip sauce]
[skip validator]
---
 Gruntfile.js            |  16 ------
 grunt/change-version.js | 105 ++++++++++++++++++++++++++++++++++++++++
 package.json            |   5 +-
 3 files changed, 109 insertions(+), 17 deletions(-)
 create mode 100755 grunt/change-version.js

diff --git a/Gruntfile.js b/Gruntfile.js
index 27d5fd63db..947716395a 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -388,17 +388,6 @@ module.exports = function (grunt) {
       }
     },
 
-    sed: {
-      versionNumber: {
-        pattern: (function () {
-          var old = grunt.option('oldver');
-          return old ? RegExp.quote(old) : old;
-        })(),
-        replacement: grunt.option('newver'),
-        recursive: true
-      }
-    },
-
     'saucelabs-qunit': {
       all: {
         options: {
@@ -520,11 +509,6 @@ module.exports = function (grunt) {
   // Default task.
   grunt.registerTask('default', ['clean:dist', 'test']);
 
-  // Version numbering task.
-  // grunt change-version-number --oldver=A.B.C --newver=X.Y.Z
-  // This can be overzealous, so its changes should always be manually reviewed!
-  grunt.registerTask('change-version-number', 'sed');
-
   grunt.registerTask('commonjs', ['babel:umd', 'npm-js']);
 
   grunt.registerTask('npm-js', 'Generate npm-js entrypoint module in dist dir.', function () {
diff --git a/grunt/change-version.js b/grunt/change-version.js
new file mode 100755
index 0000000000..02807e176e
--- /dev/null
+++ b/grunt/change-version.js
@@ -0,0 +1,105 @@
+#!/usr/bin/env node
+'use strict';
+
+/*!
+ * Script to update version number references in the project.
+ * Copyright 2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
+var fs = require('fs');
+var path = require('path');
+var sh = require('shelljs');
+sh.config.fatal = true;
+var sed = sh.sed;
+
+// Blame TC39... https://github.com/benjamingr/RegExp.escape/issues/37
+RegExp.quote = function (string) {
+  return string.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&');
+};
+RegExp.quoteReplacement = function (string) {
+  return string.replace(/[$]/g, '$$');
+};
+
+var DRY_RUN = false;
+
+function walkAsync(directory, excludedDirectories, fileCallback, errback) {
+  if (excludedDirectories.has(path.parse(directory).base)) {
+    return;
+  }
+  fs.readdir(directory, function (err, names) {
+    if (err) {
+      errback(err);
+      return;
+    }
+    names.forEach(function (name) {
+      var filepath = path.join(directory, name);
+      fs.lstat(filepath, function (err, stats) {
+        if (err) {
+          process.nextTick(errback, err);
+          return;
+        }
+        if (stats.isSymbolicLink()) {
+          return;
+        }
+        else if (stats.isDirectory()) {
+          process.nextTick(walkAsync, filepath, excludedDirectories, fileCallback, errback);
+        }
+        else if (stats.isFile()) {
+          process.nextTick(fileCallback, filepath);
+        }
+      });
+    });
+  });
+}
+
+function replaceRecursively(directory, excludedDirectories, allowedExtensions, original, replacement) {
+  original = new RegExp(RegExp.quote(original), 'g');
+  replacement = RegExp.quoteReplacement(replacement);
+  var updateFile = !DRY_RUN ? (function (filepath) {
+      if (allowedExtensions.has(path.parse(filepath).ext)) {
+        sed('-i', original, replacement, filepath);
+      }
+    }) : (function (filepath) {
+      if (allowedExtensions.has(path.parse(filepath).ext)) {
+        console.log('FILE: ' + filepath);
+      }
+      else {
+        console.log('EXCLUDED:' + filepath);
+      }
+    });
+  walkAsync('.', excludedDirectories, updateFile, function (err) {
+    console.error('ERROR while traversing directory!:')
+    console.error(err);
+    process.exit(1);
+  });
+}
+
+function main(args) {
+  if (args.length !== 2) {
+    console.error('USAGE: change-version old_version new_version');
+    console.error('Got arguments:', args);
+    process.exit(1);
+  }
+  var oldVersion = args[0];
+  var newVersion = args[1];
+  var EXCLUDED_DIRS = new Set([
+    '.git',
+    'node_modules',
+    'vendor'
+  ]);
+  var INCLUDED_EXTENSIONS = new Set([
+    // This extension whitelist is how we avoid modifying binary files
+    '',
+    '.css',
+    '.html',
+    '.js',
+    '.json',
+    '.md',
+    '.scss',
+    '.txt',
+    '.yml'
+  ]);
+  replaceRecursively('.', EXCLUDED_DIRS, INCLUDED_EXTENSIONS, oldVersion, newVersion);
+};
+
+main(process.argv.slice(2));
diff --git a/package.json b/package.json
index c7aafd7433..617d84564c 100644
--- a/package.json
+++ b/package.json
@@ -56,13 +56,13 @@
     "grunt-sass": "^1.0.0",
     "grunt-saucelabs": "~8.6.1",
     "grunt-scss-lint": "^0.3.8",
-    "grunt-sed": "~0.1.1",
     "grunt-stamp": "^0.1.0",
     "is-travis": "^1.0.0",
     "load-grunt-tasks": "~3.3.0",
     "markdown-it": "^5.0.0",
     "mq4-hover-shim": "^0.3.0",
     "npm-shrinkwrap": "^200.1.0",
+    "shelljs": "^0.5.3",
     "time-grunt": "^1.2.1"
   },
   "engines": {
@@ -96,5 +96,8 @@
     "dependencies": {
       "jquery": "*"
     }
+  },
+  "scripts": {
+    "change-version": "node grunt/change-version.js"
   }
 }