storybook/.ci/danger/dangerfile.ts
2020-02-17 12:31:37 +01:00

48 lines
1.5 KiB
TypeScript

import { fail, danger } from 'danger';
import { execSync } from 'child_process';
execSync('npm install lodash');
const flatten = require('lodash/flatten');
const intersection = require('lodash/intersection');
const isEmpty = require('lodash/isEmpty');
const pkg = require('../../package.json'); // eslint-disable-line import/newline-after-import
const prLogConfig = pkg['pr-log'];
const Versions = {
PATCH: 'PATCH',
MINOR: 'MINOR',
MAJOR: 'MAJOR',
};
const branchVersion = Versions.MINOR;
const checkRequiredLabels = labels => {
const forbiddenLabels = flatten([
'do not merge',
'in progress',
branchVersion !== Versions.MAJOR ? 'BREAKING CHANGE' : [],
branchVersion === Versions.PATCH ? 'feature request' : [],
]);
const requiredLabels = flatten([prLogConfig.skipLabels || [], (prLogConfig.validLabels || []).map(keyVal => keyVal[0])]);
const blockingLabels = intersection(forbiddenLabels, labels);
if (!isEmpty(blockingLabels)) {
fail(`PR is marked with ${blockingLabels.map(label => `"${label}"`).join(', ')} label${blockingLabels.length > 1 ? 's' : ''}.`);
}
const foundLabels = intersection(requiredLabels, labels);
if (isEmpty(foundLabels)) {
fail(`PR is not labeled with one of: ${JSON.stringify(requiredLabels)}`);
} else if (foundLabels.length > 1) {
fail(`Please choose only one of these labels: ${JSON.stringify(foundLabels)}`);
}
};
if (prLogConfig) {
const { labels } = danger.github.issue;
checkRequiredLabels(labels.map(l => l.name));
}