defaults.ts

import semver from "semver";
import { Matcher } from "@commitlint/types";

const isSemver = (c: string): boolean => {
	const firstLine = c.split("\n").shift();

	if (typeof firstLine !== "string") {
		return false;
	}

	const stripped = firstLine.replace(/^chore(\([^)]+\))?:/, "").trim();
	return semver.valid(stripped) !== null;
};

const test = (r: RegExp): ((c: string) => boolean) => r.test.bind(r);

export const wildcards: Matcher[] = [
	test(
		/^((Merge pull request)|(Merge (.*?) into (.*?)|(Merge branch (.*?)))(?:\r?\n)*$)/m,
	),
	test(/^(Merge tag (.*?))(?:\r?\n)*$/m),
	test(/^(R|r)evert (.*)/),
	test(/^(R|r)eapply (.*)/),
	test(/^(amend|fixup|squash)!/),
	isSemver,
	test(/^(Merged (.*?)(in|into) (.*)|Merged PR (.*): (.*))/),
	test(/^Merge remote-tracking branch(\s*)(.*)/),
	test(/^Automatic merge(.*)/),
	test(/^Auto-merged (.*?) into (.*)/),
];