From c6370fccf96496bdcb6018658b2cd9414b627afb Mon Sep 17 00:00:00 2001
From: Boris Petrov <boris_petrov@live.com>
Date: Fri, 2 Dec 2022 14:19:47 +0200
Subject: [PATCH] Allow passing `false` to the `on` modifier's options

---
 packages/@glimmer/runtime/lib/modifiers/on.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/@glimmer/runtime/lib/modifiers/on.ts b/packages/@glimmer/runtime/lib/modifiers/on.ts
index 8cafff303e..0f5ceaeb42 100644
--- a/packages/@glimmer/runtime/lib/modifiers/on.ts
+++ b/packages/@glimmer/runtime/lib/modifiers/on.ts
@@ -83,7 +83,9 @@ export class OnModifierState {
     }
 
     let options: AddEventListenerOptions;
-    if (once || passive || capture) {
+    // we want to handle both `true` and `false` because both have a meaning:
+    // https://bugs.chromium.org/p/chromium/issues/detail?id=770208
+    if (once !== undefined || passive !== undefined || capture !== undefined) {
       options = this.options = { once, passive, capture };
     } else {
       this.options = undefined;