From cdb35e63d8849d022f136289148a0044d479b8b2 Mon Sep 17 00:00:00 2001
From: Jason Walton <jwalton@benbria.ca>
Date: Wed, 20 Mar 2019 13:43:49 -0400
Subject: [PATCH] fix: Make `Test.then()` parameters optional.

---
 src/Test.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Test.ts b/src/Test.ts
index 9a74d89..446cdf1 100644
--- a/src/Test.ts
+++ b/src/Test.ts
@@ -272,8 +272,8 @@ export default class Test implements PromiseLike<fetch.Response> {
      * Tests are 'thennable', so you can treat them like a Promise and get back
      * the WHAT-WG fetch response.
      */
-    then(a: (res: fetch.Response) => any, b: (err: Error) => any) {
-        return this.end().then(a,b);
+    then(onfulfilled?: (res: fetch.Response) => any, onrejected?: (err: Error) => any) {
+        return this.end().then(onfulfilled, onrejected);
     }
 
     private _should(message: string) {