From: Evan You <yyx990803@gmail.com>
Date: Mon, 13 Apr 2020 14:06:41 +0000 (-0400)
Subject: refactor: make sure setupContext.emit always reference current emit on instance
X-Git-Tag: v3.0.0-alpha.13~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5968cff3a8acc82657cd051c504265835eaac7a2;p=thirdparty%2Fvuejs%2Fcore.git

refactor: make sure setupContext.emit always reference current emit on instance

This is dev only and for internal use by vue-test-utils.
---

diff --git a/packages/runtime-core/src/component.ts b/packages/runtime-core/src/component.ts
index e9d34da54b..50c4496612 100644
--- a/packages/runtime-core/src/component.ts
+++ b/packages/runtime-core/src/component.ts
@@ -517,7 +517,7 @@ function createSetupContext(instance: ComponentInternalInstance): SetupContext {
         return new Proxy(instance.slots, slotsHandlers)
       },
       get emit() {
-        return instance.emit
+        return (event: string, ...args: any[]) => instance.emit(event, ...args)
       }
     })
   } else {