Fix type of FakeMessageChannel

so that the type system thinks it's a drop in replacement for MessageChannel
pyodide · May 16, 2023 · cd44c9b · cd44c9b
1 parent a02478c
commit cd44c9b
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/fake_message_channel.ts b/src/fake_message_channel.ts
@@ -32,7 +32,7 @@ class FakeMessagePort {
   }
 }
 
-export class FakeMessageChannel {
+class FakeMessageChannel {
   port1: FakeMessagePort;
   port2: FakeMessagePort;
   constructor() {
@@ -42,3 +42,8 @@ export class FakeMessageChannel {
     this.port2._otherPort = this.port1;
   }
 }
+
+let FakeMessageChannel1 =
+  FakeMessageChannel as unknown as typeof MessageChannel;
+
+export { FakeMessageChannel1 as FakeMessageChannel };