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import { readFileSync, writeFileSync } from 'fs';
import https from 'https';
const srcRoot = new URL('../../', import.meta.url);
const isRelease = () => {
const re = /#define NODE_VERSION_IS_RELEASE 0/;
const file = new URL('./src/node_version.h', srcRoot);
return !re.test(readFileSync(file, { encoding: 'utf8' }));
};
const getUrl = (url) => {
return new Promise((resolve, reject) => {
const request = https.get(url, { timeout: 30000 }, (response) => {
if (response.statusCode !== 200) {
reject(new Error(
`Failed to get ${url}, status code ${response.statusCode}`));
}
response.setEncoding('utf8');
let body = '';
response.on('aborted', () => reject());
response.on('data', (data) => body += data);
response.on('end', () => resolve(body));
});
request.on('error', (err) => reject(err));
request.on('timeout', () => request.abort());
});
};
const kNoInternet = !!process.env.NODE_TEST_NO_INTERNET;
const outFile = (process.argv.length > 2 ? process.argv[2] : undefined);
async function versions() {
// The CHANGELOG.md on release branches may not reference newer semver
// majors of Node.js so fetch and parse the version from the master branch.
const url =
'https://raw.githubusercontent.com/nodejs/node/HEAD/CHANGELOG.md';
let changelog;
const file = new URL('./CHANGELOG.md', srcRoot);
if (kNoInternet) {
changelog = readFileSync(file, { encoding: 'utf8' });
} else {
try {
changelog = await getUrl(url);
} catch (e) {
// Fail if this is a release build, otherwise fallback to local files.
if (isRelease()) {
throw e;
} else {
console.warn(`Unable to retrieve ${url}. Falling back to ${file}.`);
changelog = readFileSync(file, { encoding: 'utf8' });
}
}
}
const ltsRE = /Long Term Support/i;
const versionRE = /\* \[Node\.js ([0-9.]+)\]\S+ (.*)\r?\n/g;
const _versions = [];
let match;
while ((match = versionRE.exec(changelog)) != null) {
const entry = { num: `${match[1]}.x` };
if (ltsRE.test(match[2])) {
entry.lts = true;
}
_versions.push(entry);
}
return _versions;
}
versions().then((v) => {
if (outFile) {
writeFileSync(outFile, JSON.stringify(v));
} else {
console.log(JSON.stringify(v));
}
}).catch((err) => {
console.error(err);
process.exit(1);
});
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