mirror of https://github.com/nodejs/node.git
tools: implement update-authors in JS
Replace the previous Perl script with a Node.js variant that explicitly supports `Author:` and, in particular, GitHub’s standard `Co-authored-by:` metadata tags. PR-URL: https://github.com/nodejs/node/pull/22771 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Matheus Marchini <mat@mmarchini.me> Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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#!/usr/bin/env node
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// Usage: tools/update-author.js [--dry]
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// Passing --dry will redirect output to stdout rather than write to 'AUTHORS'.
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'use strict';
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const { spawn } = require('child_process');
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const fs = require('fs');
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const readline = require('readline');
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const log = spawn(
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'git',
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// Inspect author name/email and body.
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['log', '--reverse', '--format=Author: %aN <%aE>\n%b'], {
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stdio: ['inherit', 'pipe', 'inherit']
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});
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const rl = readline.createInterface({ input: log.stdout });
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let output;
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if (process.argv.includes('--dry'))
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output = process.stdout;
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else
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output = fs.createWriteStream('AUTHORS');
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output.write('# Authors ordered by first contribution.\n\n');
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const seen = new Set();
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// Support regular git author metadata, as well as `Author:` and
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// `Co-authored-by:` in the message body. Both have been used in the past
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// to indicate multiple authors per commit, with the latter standardized
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// by GitHub now.
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const authorRe =
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/(^Author:|^Co-authored-by:)\s+(?<author>[^<]+)\s+(?<email><[^>]+>)/i;
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rl.on('line', (line) => {
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const match = line.match(authorRe);
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if (!match) return;
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const { author, email } = match.groups;
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if (seen.has(email) ||
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/@chromium\.org/.test(email) ||
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email === '<erik.corry@gmail.com>') {
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return;
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}
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seen.add(email);
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output.write(`${author} ${email}\n`);
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});
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rl.on('close', () => {
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output.end('\n# Generated by tools/update-authors.js\n');
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});
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@ -1,22 +0,0 @@
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#!/bin/sh
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git log --reverse --format='%aN <%aE>' | perl -we '
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BEGIN {
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%seen = (), @authors = ();
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}
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while (<>) {
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next if $seen{$_};
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next if /\@chromium.org/;
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next if /<erik.corry\@gmail.com>/;
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$seen{$_} = push @authors, $_;
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}
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END {
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print "# Authors ordered by first contribution.\n";
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print "\n", @authors, "\n";
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print "# Generated by tools/update-authors.sh\n";
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}
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' > AUTHORS
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