Fredrik Adelöw
122 lines
3.5 KiB
JavaScript
Executable File
122 lines
3.5 KiB
JavaScript
Executable File
#!/usr/bin/env node
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/* eslint-disable import/no-extraneous-dependencies */
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/*
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* Copyright 2020 The Backstage Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// This script is used to determine whether a particular commit has changes
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// that should lead to a release. It is run as part of the main master build
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// to determine whether the release flow should be run as well.
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//
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// It has the following output which can be used later in GitHub actions:
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//
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// needs_release = 'true' | 'false'
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const { execFile: execFileCb } = require('child_process');
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const { resolve: resolvePath } = require('path');
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const { promises: fs } = require('fs');
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const { promisify } = require('util');
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const parentRef = process.env.COMMIT_SHA_BEFORE || 'HEAD^';
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const execFile = promisify(execFileCb);
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async function runPlain(cmd, ...args) {
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try {
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const { stdout } = await execFile(cmd, args, { shell: true });
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return stdout.trim();
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} catch (error) {
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if (error.stderr) {
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process.stderr.write(error.stderr);
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}
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if (!error.code) {
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throw error;
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}
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throw new Error(
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`Command '${[cmd, ...args].join(' ')}' failed with code ${error.code}`,
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);
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}
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}
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async function main() {
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process.cwd(resolvePath(__dirname, '..'));
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const diff = await runPlain(
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'git',
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'diff',
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'--name-only',
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parentRef,
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"'*/package.json'", // Git treats this as what would usually be **/package.json
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);
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const packageList = diff
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.split('\n')
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.filter(path => path.match(/^(packages|plugins)\/[^/]+\/package\.json$/));
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const packageVersions = await Promise.all(
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packageList.map(async path => {
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let name;
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let newVersion;
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let oldVersion;
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try {
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const data = JSON.parse(
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await runPlain('git', 'show', `${parentRef}:${path}`),
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);
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name = data.name;
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oldVersion = data.version;
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} catch {
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oldVersion = '<none>';
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}
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try {
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const data = JSON.parse(await fs.readFile(path, 'utf8'));
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name = data.name;
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newVersion = data.version;
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} catch (error) {
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if (error.code === 'ENOENT') {
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newVersion = '<none>';
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}
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}
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return { name, oldVersion, newVersion };
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}),
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);
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const newVersions = packageVersions.filter(
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({ oldVersion, newVersion }) =>
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oldVersion !== newVersion && newVersion !== '<none>',
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);
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if (newVersions.length === 0) {
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console.log('No package version bumps detected, no release needed');
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console.log(`::set-output name=needs_release::false`);
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return;
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}
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console.log('Package version bumps detected, a new release is needed');
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const maxLength = Math.max(...newVersions.map(_ => _.name.length));
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for (const { name, oldVersion, newVersion } of newVersions) {
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console.log(
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` ${name.padEnd(maxLength, ' ')} ${oldVersion} to ${newVersion}`,
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);
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}
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console.log(`::set-output name=needs_release::true`);
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}
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main().catch(error => {
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console.error(error.stack);
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process.exit(1);
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});
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