| // Copyright 2022 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. |
| |
| /** |
| * Run this script to re-format all .js and .ts files found |
| * node scripts/reformat-clang-js-ts.js --directory=front_end |
| * The script starts in the given directory and recursively finds all `.js` and `.ts` files to reformat. |
| * Any `.clang-format` with `DisableFormat: true` is respected; those |
| * directories will not be used. |
| **/ |
| |
| const fs = require('fs'); |
| const path = require('path'); |
| const childProcess = require('child_process'); |
| |
| const yargs = require('yargs') |
| .option('dry-run', { |
| type: 'boolean', |
| default: false, |
| desc: 'Logs which files will be formatted, but doesn\'t write to disk', |
| }) |
| .option('directory', {type: 'string', demandOption: true, desc: 'The starting directory to run in.'}) |
| .strict() |
| .argv; |
| |
| const startingDirectory = path.join(process.cwd(), yargs.directory); |
| |
| const filesToFormat = []; |
| function processDirectory(dir) { |
| const contents = fs.readdirSync(dir); |
| |
| if (contents.includes('.clang-format')) { |
| const clangFormatConfig = fs.readFileSync(path.join(dir, '.clang-format'), 'utf8'); |
| if (clangFormatConfig.includes('DisableFormat: true')) { |
| return; |
| } |
| } |
| for (const item of contents) { |
| const fullPath = path.join(dir, item); |
| if (fs.lstatSync(fullPath).isDirectory()) { |
| processDirectory(fullPath); |
| } else if (['.ts', '.js'].includes(path.extname(fullPath))) { |
| filesToFormat.push(fullPath); |
| } |
| } |
| } |
| |
| processDirectory(startingDirectory); |
| filesToFormat.forEach((file, index) => { |
| console.log(`Formatting ${index + 1}/${filesToFormat.length}`, path.relative(process.cwd(), file)); |
| |
| if (yargs.dryRun) { |
| return; |
| } |
| const out = String(childProcess.execSync(`clang-format -i ${file}`)); |
| if (out.trim() !== '') { |
| console.log(out); |
| } |
| }); |