refactor(cli/tests): remove unnecessary void return types (#11577)

1 files changed, 3 insertions, 3 deletions

diff --git a/cli/tests/034_onload/main.ts b/cli/tests/034_onload/main.ts
index f8c48ba7b..7696ec122 100644
--- a/cli/tests/034_onload/main.ts
+++ b/cli/tests/034_onload/main.ts
@@ -4,7 +4,7 @@ import "./imported.ts";
 assert(window.hasOwnProperty("onload"));
 assert(window.onload === null);
 
-const eventHandler = (e: Event): void => {
+const eventHandler = (e: Event) => {
   assert(!e.cancelable);
   console.log(`got ${e.type} event in event handler (main)`);
 };
@@ -13,12 +13,12 @@ window.addEventListener("load", eventHandler);
 
 window.addEventListener("unload", eventHandler);
 
-window.onload = (e: Event): void => {
+window.onload = (e: Event) => {
   assert(!e.cancelable);
   console.log(`got ${e.type} event in onload function`);
 };
 
-window.onunload = (e: Event): void => {
+window.onunload = (e: Event) => {
   assert(!e.cancelable);
   console.log(`got ${e.type} event in onunload function`);
 };