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Remove suggest_owners script

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R=jacktfranklin@chromium.org

Bug: none
Change-Id: I9bbe0e91f2fae60f16e1c62be898e2ce8b3a7f14
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2817599
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Commit-Queue: Jack Franklin <jacktfranklin@chromium.org>
Auto-Submit: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
This commit is contained in:
Tim van der Lippe
2021-04-09 14:14:03 +00:00
committed by Commit Bot
parent 5d949240eb
commit 2d748a8ec5
1 changed files with 0 additions and 102 deletions
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scripts/suggest_owners.js
-102
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@@ -1,102 +0,0 @@
// Copyright 2020 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.
// Suggest owners based on authoring and reviewing contributions.
// Usage: node suggest-owners.js <since-date> <path>
const {promisify} = require('util');
const exec = promisify(require('child_process').exec);
const readline = require('readline');
const fs = require('fs');
const path = require('path');
const file_path = process.argv[3];
const date = process.argv[2];
readline.Interface.prototype.question[promisify.custom] = function(prompt) {
return new Promise(
resolve => readline.Interface.prototype.question.call(this, prompt, resolve),
);
};
readline.Interface.prototype.questionAsync = promisify(
readline.Interface.prototype.question,
);
(async function() {
const {stdout} = await exec(`git log --numstat --since=${date} ${file_path}`, {maxBuffer: 1024 * 1024 * 128});
const structured_log = [];
// Parse git log into a list of commit objects.
for (const line of stdout.split('\n')) {
if (line.startsWith('commit')) {
// Start of a new commit
const match = /^commit (?<hash>\p{ASCII_Hex_Digit}+)/u.exec(line);
structured_log.push({
commit: match.groups.hash,
contributors: new Set(),
});
continue;
}
const commit = structured_log[structured_log.length - 1];
let match;
if ((match = line.match(/^Author: .*<(?<author>.+@.+\..+)>$/))) {
commit.contributors.add(match.groups.author);
} else if ((match = line.match(/Reviewed-by: .*<(?<reviewer>.+@.+\..+)>$/))) {
commit.contributors.add(match.groups.reviewer);
}
}
// Attribute commits to contributors.
const contributor_to_commits = new Map();
for (commit of structured_log) {
for (const contributor of commit.contributors) {
if (!contributor_to_commits.has(contributor)) {
contributor_to_commits.set(contributor, 1);
} else {
contributor_to_commits.set(contributor, contributor_to_commits.get(contributor) + 1);
}
}
}
// Output contributors.
let list = [];
for (const [contributor, commits] of contributor_to_commits) {
list.push({contributor, commits});
}
list.sort((a, b) => b.commits - a.commits);
console.log('Contributions');
for (const {contributor, commits} of list) {
console.log(` ${contributor.padEnd(30)}: ${String(commits).padStart(3)}`);
}
const owners_path = path.join(file_path, 'OWNERS');
// Output existing OWNERS file if exists.
if (fs.existsSync(owners_path)) {
console.log('Content of existing OWNERS file\n');
console.log(fs.readFileSync(owners_path).toString());
}
// Prompt cut off value to suggest owners.
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout,
});
const input = await rl.questionAsync('Cut off at: ');
const cutoff = parseInt(input, 10);
if (isNaN(cutoff)) {
return;
}
console.log('Proposed owners');
list = list.filter(item => item.commits >= cutoff)
.sort((a, b) => a.contributor.toLowerCase().localeCompare(b.contributor.toLowerCase()));
for (const {contributor} of list) {
console.log(' ' + contributor);
}
// Prompt to write to OWNERS file.
if ((await rl.questionAsync(`Write to ${owners_path} ?`)).toLowerCase() === 'y') {
fs.writeFileSync(owners_path, list.map(e => e.contributor).join('\n') + '\n');
await exec(`git add ${owners_path}`);
}
rl.close();
})();