first mockup in go

static/bower_components/bootstrap/grunt/change-version.js

@@ -0,0 +1,109 @@
+#!/usr/bin/env node
+'use strict';
+
+/* globals Set */
+/*!
+ * Script to update version number references in the project.
+ * Copyright 2015-2019 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',
+    '.less',
+    '.md',
+    '.nuspec',
+    '.ps1',
+    '.scss',
+    '.txt',
+    '.yml'
+  ]);
+  replaceRecursively('.', EXCLUDED_DIRS, INCLUDED_EXTENSIONS, oldVersion, newVersion);
+}
+
+main(process.argv.slice(2));