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changelog-stylelint.js
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changelog-stylelint.js
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// @ts-check
// based on https://github.com/changesets/changesets/blob/main/packages/changelog-github/src/index.ts
const { getInfo, getInfoFromPullRequest } = require('@changesets/get-github-info');
/**
* @type {import('@changesets/types').ChangelogFunctions}
*/
const changelogFunctions = {
async getReleaseLine(changeset, _type, options) {
if (!options || !options.repo) {
throw new Error(
'Please provide a repo to this changelog generator like this:\n"changelog": ["@changesets/changelog-github", { "repo": "org/repo" }]',
);
}
/**
* @type {number | undefined}
*/
let prFromSummary;
/**
* @type {string | undefined}
*/
let commitFromSummary;
/**
* @type {string[]}
*/
let usersFromSummary = [];
const replacedChangelog = changeset.summary
.replace(/^\s*(?:pr|pull|pull\s+request):\s*#?(\d+)/im, (_, pr) => {
let num = Number(pr);
if (!isNaN(num)) prFromSummary = num;
return '';
})
.replace(/^\s*commit:\s*([^\s]+)/im, (_, commit) => {
commitFromSummary = commit;
return '';
})
.replace(/^\s*(?:author|user):\s*@?([^\s]+)/gim, (_, user) => {
usersFromSummary.push(user);
return '';
})
.trim();
const [firstLine, ...futureLines] = replacedChangelog.split('\n').map((l) => l.trimEnd());
const links = await (async () => {
if (prFromSummary !== undefined) {
let { links } = await getInfoFromPullRequest({
repo: options.repo,
pull: prFromSummary,
});
if (commitFromSummary) {
links = {
...links,
commit: `[\`${commitFromSummary}\`](https://github.com/${options.repo}/commit/${commitFromSummary})`,
};
}
return links;
}
const commitToFetchFrom = commitFromSummary || changeset.commit;
if (commitToFetchFrom) {
let { links } = await getInfo({
repo: options.repo,
commit: commitToFetchFrom,
});
return links;
}
return {
commit: null,
pull: null,
user: null,
};
})();
const users = usersFromSummary.length
? usersFromSummary
.map((userFromSummary) => `[@${userFromSummary}](https://github.com/${userFromSummary})`)
.join(', ')
: links.user;
const suffix = [
links.pull === null ? '' : ` (${links.pull})`,
users === null ? '' : ` (${users})`,
].join('');
return `\n\n- ${firstLine}${futureLines.map((l) => ` ${l}`).join('\n')}${suffix}.\n`;
},
async getDependencyReleaseLine() {
return '';
},
};
module.exports = changelogFunctions;