Build system overhaul.

1 files changed, 110 insertions, 0 deletions

diff --git a/build/change-version.js b/build/change-version.js
new file mode 100755
index 0000000000..5ea59185a0
--- /dev/null
+++ b/build/change-version.js
@@ -0,0 +1,110 @@
+#!/usr/bin/env node
+
+'use strict'
+
+/*!
+ * Script to update version number references in the project.
+ * Copyright 2017 The Bootstrap Authors
+ * Copyright 2017 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */
+
+/* global Set */
+
+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))