| #!/usr/bin/env node |
| 'use strict'; |
| /* |
| Copyright 2019 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| |
| This script strips whitespace and comments from Javascript. |
| */ |
| const escodegen = require('escodegen'); |
| const espree = require('espree'); |
| const fs = require('fs'); |
| const nopt = require('nopt'); |
| |
| const args = nopt(); |
| const filename = args.argv.remain[0]; |
| |
| let text = fs.readFileSync(filename).toString('utf8'); |
| const ast = espree.parse(text, {ecmaVersion: 2018}); |
| text = escodegen.generate(ast, {format: {indent: {style: ''}}}); |
| fs.writeFileSync(filename, text); |
