| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | */ |
| 7 | 'use strict'; |
| 8 | |
| 9 | const execFileSync = require('child_process').execFileSync; |
| 10 | |
| 11 | const exec = (command, args) => { |
| 12 | console.log('> ' + [command].concat(args).join(' ')); |
| 13 | const options = { |
| 14 | cwd: process.cwd(), |
| 15 | env: process.env, |
| 16 | stdio: 'pipe', |
| 17 | encoding: 'utf-8', |
| 18 | }; |
| 19 | return execFileSync(command, args, options); |
| 20 | }; |
| 21 | |
| 22 | const isGit = () => { |
| 23 | try { |
| 24 | const wt = execGitCmd(['rev-parse', '--is-inside-work-tree']); |
| 25 | return wt.length > 0 && wt[0] === 'true'; |
| 26 | } catch (_e) { |
| 27 | return false; |
| 28 | } |
| 29 | }; |
| 30 | |
| 31 | const isSl = () => { |
| 32 | try { |
| 33 | execSlCmd(['whereami']); |
| 34 | return true; |
| 35 | } catch (_e) { |
| 36 | return false; |
| 37 | } |
| 38 | }; |
| 39 | |
| 40 | const execGitCmd = args => exec('git', args).trim().toString().split('\n'); |
| 41 | const execSlCmd = args => exec('sl', args).trim().toString().split('\n'); |
| 42 | |
| 43 | const listChangedFiles = () => { |
| 44 | if (isGit()) { |
| 45 | const mergeBase = execGitCmd(['merge-base', 'HEAD', 'main']); |
| 46 | return new Set([ |
| 47 | ...execGitCmd([ |
| 48 | 'diff', |
| 49 | '--name-only', |
| 50 | '--diff-filter=ACMRTUB', |
| 51 | mergeBase, |
| 52 | ]), |
| 53 | ...execGitCmd(['ls-files', '--others', '--exclude-standard']), |
| 54 | ]); |
| 55 | } else if (isSl()) { |
| 56 | const mergeBase = execSlCmd(['log', '-r', 'last(public() & ::.)'])[0] |
| 57 | .trim() |
| 58 | .split(/\s+/)[1]; |
| 59 | return new Set(execSlCmd(['status', '--no-status', '--rev', mergeBase])); |
| 60 | } |
| 61 | throw new Error('Not a git or sl repo'); |
| 62 | }; |
| 63 | |
| 64 | module.exports = listChangedFiles; |