node/tools/lint-pr-url.mjs
Antoine du Hamel 3ce4cef4e6
tools: enforce use of trailing commas in tools/
PR-URL: https://github.com/nodejs/node/pull/45889
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
2022-12-18 16:39:39 +00:00

38 lines
1.2 KiB
JavaScript
Executable File

#!/usr/bin/env node
// Usage:
// git diff upstream/main...HEAD -G"pr-url:" -- "*.md" | \
// ./tools/lint-pr-url.mjs <expected-pr-url>
import process from 'node:process';
import readline from 'node:readline';
const [, , expectedPrUrl] = process.argv;
const fileDelimiter = /^\+\+\+ b\/(.+\.md)$/;
const changeDelimiter = /^@@ -\d+,\d+ \+(\d+),\d+ @@/;
const prUrlDefinition = /^\+\s+pr-url: (.+)$/;
const validatePrUrl = (url) => url == null || url === expectedPrUrl;
let currentFile;
let currentLine;
const diff = readline.createInterface({ input: process.stdin });
for await (const line of diff) {
if (fileDelimiter.test(line)) {
currentFile = line.match(fileDelimiter)[1];
console.log(`Parsing changes in ${currentFile}.`);
} else if (changeDelimiter.test(line)) {
currentLine = Number(line.match(changeDelimiter)[1]);
} else if (!validatePrUrl(line.match(prUrlDefinition)?.[1])) {
console.warn(
`::warning file=${currentFile},line=${currentLine++},col=${line.length}` +
'::pr-url doesn\'t match the URL of the current PR.',
);
} else if (line[0] !== '-') {
// Increment line counter if line is not being deleted.
currentLine++;
}
}