| #!/usr/bin/env node |
| // Usage: tools/update-author.js [--dry] |
| // Passing --dry will redirect output to stdout rather than write to 'AUTHORS'. |
| 'use strict'; |
| const { spawn } = require('child_process'); |
| const fs = require('fs'); |
| const readline = require('readline'); |
| |
| const log = spawn( |
| 'git', |
| // Inspect author name/email and body. |
| ['log', '--reverse', '--format=Author: %aN <%aE>\n%b'], { |
| stdio: ['inherit', 'pipe', 'inherit'] |
| }); |
| const rl = readline.createInterface({ input: log.stdout }); |
| |
| let output; |
| if (process.argv.includes('--dry')) |
| output = process.stdout; |
| else |
| output = fs.createWriteStream('AUTHORS'); |
| |
| output.write('# Authors ordered by first contribution.\n\n'); |
| |
| const seen = new Set(); |
| |
| // Support regular git author metadata, as well as `Author:` and |
| // `Co-authored-by:` in the message body. Both have been used in the past |
| // to indicate multiple authors per commit, with the latter standardized |
| // by GitHub now. |
| const authorRe = |
| /(^Author:|^Co-authored-by:)\s+(?<author>[^<]+)\s+(?<email><[^>]+>)/i; |
| rl.on('line', (line) => { |
| const match = line.match(authorRe); |
| if (!match) return; |
| |
| const { author, email } = match.groups; |
| if (seen.has(email) || |
| /@chromium\.org/.test(email) || |
| email === '<erik.corry@gmail.com>') { |
| return; |
| } |
| |
| seen.add(email); |
| output.write(`${author} ${email}\n`); |
| }); |
| |
| rl.on('close', () => { |
| output.end('\n# Generated by tools/update-authors.js\n'); |
| }); |