96 lines
4.3 KiB
JavaScript
96 lines
4.3 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* To test Danger during development, run yarn in this directory, then run:
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* $ yarn danger pr <URL to GitHub PR>
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*
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* @format
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*/
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'use strict';
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const includes = require('lodash.includes');
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const {danger, fail, message, warn} = require('danger');
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// Provides advice if a summary section is missing, or body is too short
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const includesSummary =
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danger.github.pr.body &&
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danger.github.pr.body.toLowerCase().includes('## summary');
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if (!danger.github.pr.body || danger.github.pr.body.length < 50) {
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fail(':grey_question: This pull request needs a description.');
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} else if (!includesSummary) {
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const title = ':clipboard: Missing Summary';
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const idea =
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'Can you add a Summary? ' +
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'To do so, add a "## Summary" section to your PR description. ' +
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'This is a good place to explain the motivation for making this change.';
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message(`${title} - <i>${idea}</i>`);
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}
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// Warns if there are changes to package.json, and tags the team.
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const packageChanged = includes(danger.git.modified_files, 'package.json');
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if (packageChanged) {
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const title = ':lock: package.json';
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const idea =
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'Changes were made to package.json. ' +
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'This will require a manual import by a Facebook employee.';
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warn(`${title} - <i>${idea}</i>`);
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}
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// Provides advice if a test plan is missing.
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const includesTestPlan =
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danger.github.pr.body &&
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danger.github.pr.body.toLowerCase().includes('## test plan');
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if (!includesTestPlan) {
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const title = ':clipboard: Missing Test Plan';
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const idea =
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'Can you add a Test Plan? ' +
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'To do so, add a "## Test Plan" section to your PR description. ' +
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'A Test Plan lets us know how these changes were tested.';
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message(`${title} - <i>${idea}</i>`);
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}
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// Regex looks for given categories, types, a file/framework/component, and a message - broken into 4 capture groups
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const changelogRegex = /\[\s?(ANDROID|GENERAL|IOS)\s?\]\s*?\[\s?(ADDED|CHANGED|DEPRECATED|REMOVED|FIXED|SECURITY)\s?\]\s*?\-?\s*?(.*)/gi;
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const includesChangelog =
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danger.github.pr.body &&
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(danger.github.pr.body.toLowerCase().includes('## changelog') ||
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danger.github.pr.body.toLowerCase().includes('release notes'));
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const correctlyFormattedChangelog = changelogRegex.test(danger.github.pr.body);
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// Provides advice if a changelog is missing
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const changelogInstructions =
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'A changelog entry has the following format: [`[CATEGORY] [TYPE] - Message`](http://facebook.github.io/react-native/docs/contributing#changelog).';
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if (!includesChangelog) {
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const title = ':clipboard: Missing Changelog';
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const idea =
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'Can you add a Changelog? ' +
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'To do so, add a "## Changelog" section to your PR description. ' +
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changelogInstructions;
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message(`${title} - <i>${idea}</i>`);
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} else if (!correctlyFormattedChangelog) {
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const title = ':clipboard: Changelog Format';
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const idea = 'Did you include a Changelog? ' + changelogInstructions;
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message(`${title} - <i>${idea}</i>`);
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}
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// Warns if the PR is opened against stable, as commits need to be cherry picked and tagged by a release maintainer.
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// Fails if the PR is opened against anything other than `master` or `-stable`.
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const isMergeRefMaster = danger.github.pr.base.ref === 'master';
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const isMergeRefStable = danger.github.pr.base.ref.indexOf('-stable') !== -1;
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if (!isMergeRefMaster && isMergeRefStable) {
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const title = ':grey_question: Base Branch';
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const idea =
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'The base branch for this PR is something other than `master`. Are you sure you want to merge these changes into a stable release? If you are interested in backporting updates to an older release, the suggested approach is to land those changes on `master` first and then cherry-pick the commits into the branch for that release. The [Releases Guide](https://github.com/facebook/react-native/blob/master/Releases.md) has more information.';
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warn(`${title} - <i>${idea}</i>`);
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} else if (!isMergeRefMaster && !isMergeRefStable) {
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const title = ':exclamation: Base Branch';
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const idea =
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'The base branch for this PR is something other than `master`. [Are you sure you want to target something other than the `master` branch?](http://facebook.github.io/react-native/docs/contributing.html#pull-requests)';
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fail(`${title} - <i>${idea}</i>`);
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}
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