From c0d8e337803f6bb4df4b7f6988596ec863f33f03 Mon Sep 17 00:00:00 2001
From: dc3671 <chenzhh3671@gmail.com>
Date: Wed, 1 Apr 2020 16:59:20 +0800
Subject: [PATCH] feat(ensure): modify enum to support regular expression

---
 @commitlint/ensure/src/enum.test.ts | 10 ++++++++++
 @commitlint/ensure/src/enum.ts      |  8 +++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/@commitlint/ensure/src/enum.test.ts b/@commitlint/ensure/src/enum.test.ts
index ab7d5d0ff7..78dc56337e 100644
--- a/@commitlint/ensure/src/enum.test.ts
+++ b/@commitlint/ensure/src/enum.test.ts
@@ -44,3 +44,13 @@ test('false for c against a, b', () => {
 	const actual = ensure('c', ['a', 'b']);
 	expect(actual).toBe(false);
 });
+
+test('false for ensure/enum against ensure, cli', () => {
+	const actual = ensure('ensure/enum', ['ensure', 'cli']);
+	expect(actual).toBe(true);
+});
+
+test('true for ensure/enum against /ensure\/*/, /cli\/*/', () => {
+	const actual = ensure('ensure/enum', [/ensure\/*/, /cli\/*/]);
+	expect(actual).toBe(true);
+});
diff --git a/@commitlint/ensure/src/enum.ts b/@commitlint/ensure/src/enum.ts
index ba2b20dd3f..3ca4f48f55 100644
--- a/@commitlint/ensure/src/enum.ts
+++ b/@commitlint/ensure/src/enum.ts
@@ -5,5 +5,11 @@ export default (value: any, enums: any[] = []): boolean => {
 	if (!Array.isArray(enums)) {
 		return false;
 	}
-	return enums.indexOf(value) > -1;
+	return enums.reduce((last, curr) => {
+		if (curr instanceof RegExp) {
+			return last || value.search(curr) !== -1;
+		} else {
+			return last || value === curr;
+		}
+	}, false);
 };