140 lines
6.4 KiB
JavaScript
140 lines
6.4 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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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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'use strict';
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const fs = require('fs');
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const includes = require('lodash.includes');
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const minimatch = require('minimatch');
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import { danger, fail, markdown, message, warn } from 'danger';
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// Fails if the description is too short.
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if (!danger.github.pr.body || danger.github.pr.body.length < 10) {
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fail(':grey_question: This pull request needs a description.');
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}
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// Warns if the PR title contains [WIP]
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const isWIP = includes(danger.github.pr.title, '[WIP]');
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if (isWIP) {
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const title = ':construction_worker: Work In Progress';
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const idea = 'This PR appears to be a work in progress, and may not be ready to be merged yet.';
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warn(`${title} - <i>${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 = '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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// Warns if a test plan is missing.
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const includesTestPlan = danger.github.pr.body && danger.github.pr.body.toLowerCase().includes('test plan');
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if (!includesTestPlan) {
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const title = ':clipboard: Test Plan';
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const idea = 'This PR appears to be missing a Test Plan.';
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warn(`${title} - <i>${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 releaseNotesRegex = /\[(ANDROID|CLI|DOCS|GENERAL|INTERNAL|IOS|TVOS|WINDOWS)\]\s*?\[(BREAKING|BUGFIX|ENHANCEMENT|FEATURE|MINOR)\]\s*?\[(.*)\]\s*?\-\s*?(.*)/ig;
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const includesReleaseNotes = danger.github.pr.body.toLowerCase().includes('release notes');
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const correctlyFormattedReleaseNotes = releaseNotesRegex.test(danger.github.pr.body);
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const releaseNotesCaptureGroups = releaseNotesRegex.exec(danger.github.pr.body);
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if (!includesReleaseNotes) {
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const title = ':clipboard: Release Notes';
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const idea = 'This PR appears to be missing Release Notes.';
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warn(`${title} - <i>${idea}</i>`);
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} else if (!correctlyFormattedReleaseNotes) {
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const title = ':clipboard: Release Notes';
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const idea = 'This PR may have incorrectly formatted Release Notes.';
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warn(`${title} - <i>${idea}</i>`);
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} else if (releaseNotesCaptureGroups) {
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const category = releaseNotesCaptureGroups[1].toLowerCase();
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// Use Release Notes to Tag PRs appropriately
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// if (category === 'ios' ){
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// markdown('@facebook-github-bot label iOS');
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// }
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// if (category === 'android' ){
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// markdown('@facebook-github-bot label Android');
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// }
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}
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// Tags PRs that have been submitted by a core contributor.
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// TODO: Switch to using an actual MAINTAINERS file.
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const taskforce = fs.readFileSync('./IssueCommands.txt', 'utf8').split('\n')[0].split(':')[1];
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const isSubmittedByTaskforce = includes(taskforce, danger.github.pr.user.login);
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// if (isSubmittedByTaskforce) {
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// markdown('@facebook-github-bot label Core Team');
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// }
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// Tags big PRs
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var bigPRThreshold = 600;
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if (danger.github.pr.additions + danger.github.pr.deletions > bigPRThreshold) {
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const title = ':exclamation: Big PR';
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const idea = `This PR is extremely unlikely to get reviewed because it touches ${danger.github.pr.additions + danger.github.pr.deletions} lines.`;
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warn(`${title} - <i>${idea}</i>`);
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// markdown('@facebook-github-bot large-pr');
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}
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if (danger.git.modified_files + danger.git.added_files + danger.git.deleted_files > bigPRThreshold) {
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const title = ':exclamation: Big PR';
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const idea = `This PR is extremely unlikely to get reviewed because it touches ${danger.git.modified_files + danger.git.added_files + danger.git.deleted_files} files.`;
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warn(`${title} - <i>${idea}</i>`);
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// markdown('@facebook-github-bot large-pr');
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}
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// Warns if the bots whitelist file is updated.
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const issueCommandsFileModified = includes(danger.git.modified_files, 'bots/IssueCommands.txt');
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if (issueCommandsFileModified) {
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const title = ':exclamation: Bots';
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const idea = 'This PR appears to modify the list of people that may issue ' +
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'commands to the GitHub bot.';
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warn(`${title} - <i>${idea}</i>`);
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}
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// Warns if the PR is opened against stable, as commits need to be cherry picked and tagged by a release maintainer.
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// Fails if the PR is opened against anything other than `master` or `-stable`.
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const isMergeRefMaster = danger.github.pr.base.ref === 'master';
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const isMergeRefStable = danger.github.pr.base.ref.indexOf('-stable') !== -1;
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if (!isMergeRefMaster && isMergeRefStable) {
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const title = ':grey_question: Base Branch';
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const idea = 'The base branch for this PR is something other than `master`. Are you sure you want to merge these changes into a stable release? If you are interested in backporting updates to an older release, the suggested approach is to land those changes on `master` first and then cherry-pick the commits into the branch for that release. The [Releases Guide](https://github.com/facebook/react-native/blob/master/Releases.md) has more information.';
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warn(`${title} - <i>${idea}</i>`);
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} else if (!isMergeRefMaster && !isMergeRefStable) {
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const title = ':exclamation: Base Branch';
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const idea = 'The base branch for this PR is something other than `master`. [Are you sure you want to target something other than the `master` branch?](http://facebook.github.io/react-native/docs/contributing.html#pull-requests)';
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fail(`${title} - <i>${idea}</i>`);
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}
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// People can add themselves to CODEOWNERS in order to be automatically added as reviewers when a file matching a glob pattern is modified. The following will have the bot add a mention in that case.
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const codeowners = fs.readFileSync('../.github/CODEOWNERS', 'utf8').split('\n');
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let mentions = [];
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codeowners.forEach((codeowner) => {
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const pattern = codeowner.split(' ')[0];
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const owners = codeowner.substring(pattern.length).trim().split(' ');
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const modifiedFileHasOwner = path => minimatch(path, pattern);
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const modifiesOwnedCode = danger.git.modified_files.filter(modifiedFileHasOwner).length > 0;
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if (modifiesOwnedCode) {
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mentions = mentions.concat(owners);
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}
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});
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const isOwnedCodeModified = mentions.length > 0;
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if (isOwnedCodeModified) {
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const uniqueMentions = new Set(mentions);
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markdown('Attention: ' + [...uniqueMentions].join(', '));
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}
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