From ba926a10f31ee74d5c07682f82941a1aadea9f00 Mon Sep 17 00:00:00 2001
From: Chris Rebert <code@chrisrebert.com>
Date: Wed, 16 Dec 2015 20:57:23 -0800
Subject: [PATCH] Port #18402 to v3: s/grunt-sed/npm script/g

Fixes #18338
[skip sauce]
[skip validator]
---
 Gruntfile.js            |  24 ---------
 grunt/change-version.js | 106 ++++++++++++++++++++++++++++++++++++++++
 package.json            |   3 +-
 3 files changed, 108 insertions(+), 25 deletions(-)
 create mode 100755 grunt/change-version.js

diff --git a/Gruntfile.js b/Gruntfile.js
index c01f8a8ea9..927c1d4013 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -372,25 +372,6 @@ module.exports = function (grunt) {
       }
     },
 
-    sed: {
-      versionNumber: {
-        pattern: (function () {
-          var old = grunt.option('oldver');
-          return old ? RegExp.quote(old) : old;
-        })(),
-        replacement: grunt.option('newver'),
-        exclude: [
-          'dist/fonts',
-          'docs/assets',
-          'fonts',
-          'js/tests/vendor',
-          'node_modules',
-          'test-infra'
-        ],
-        recursive: true
-      }
-    },
-
     'saucelabs-qunit': {
       all: {
         options: {
@@ -485,11 +466,6 @@ module.exports = function (grunt) {
   // Default task.
   grunt.registerTask('default', ['clean:dist', 'copy:fonts', '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('build-glyphicons-data', function () { generateGlyphiconsData.call(this, grunt); });
 
   // task for building customizer
diff --git a/grunt/change-version.js b/grunt/change-version.js
new file mode 100755
index 0000000000..5e1681d3f9
--- /dev/null
+++ b/grunt/change-version.js
@@ -0,0 +1,106 @@
+#!/usr/bin/env node
+'use strict';
+
+/* globals Set */
+/*!
+ * 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(directory, 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 998088bc40..4e42506cce 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
   "homepage": "http://getbootstrap.com",
   "author": "Twitter, Inc.",
   "scripts": {
+    "change-version": "node grunt/change-version.js",
     "test": "grunt test"
   },
   "style": "dist/css/bootstrap.css",
@@ -52,10 +53,10 @@
     "grunt-jekyll": "~0.4.2",
     "grunt-jscs": "~2.3.0",
     "grunt-saucelabs": "~8.6.1",
-    "grunt-sed": "twbs/grunt-sed#v0.2.0",
     "load-grunt-tasks": "~3.3.0",
     "markdown-it": "^5.0.0",
     "npm-shrinkwrap": "^200.4.0",
+    "shelljs": "^0.5.3",
     "time-grunt": "^1.2.1"
   },
   "engines": {