From 4b1638dccc601ff0282172c7e3ef0f1126a603ed Mon Sep 17 00:00:00 2001
From: Jon Short <JonShort@users.noreply.github.com>
Date: Thu, 4 Jun 2020 15:43:05 +0100
Subject: feat(std/testing): Allow non-void promises in assertThrowsAsync
 (#6052)

---
 std/testing/asserts.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'std/testing/asserts.ts')

diff --git a/std/testing/asserts.ts b/std/testing/asserts.ts
index 18cf9134e..5f5c3a7c5 100644
--- a/std/testing/asserts.ts
+++ b/std/testing/asserts.ts
@@ -325,8 +325,8 @@ export function fail(msg?: string): void {
  * throws.  An error class and a string that should be included in the
  * error message can also be asserted.
  */
-export function assertThrows(
-  fn: () => void,
+export function assertThrows<T = void>(
+  fn: () => T,
   ErrorClass?: Constructor,
   msgIncludes = "",
   msg?: string
@@ -361,8 +361,8 @@ export function assertThrows(
   return error;
 }
 
-export async function assertThrowsAsync(
-  fn: () => Promise<void>,
+export async function assertThrowsAsync<T = void>(
+  fn: () => Promise<T>,
   ErrorClass?: Constructor,
   msgIncludes = "",
   msg?: string
-- 
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