sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart - Issue 11548027: Implement is-checks for closures.

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Unified Diff: sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart

Issue 11548027: Implement is-checks for closures. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Add ClassElement.lookupBackendMember. Created 8 years ago

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Index: sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart

diff --git a/sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart b/sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart

index 8b808f06dc260b84ac1840951de76e4abb20aaac..1d66cb51ee67accab7f1975e5b3c9ce5f2ca86a4 100644

--- a/sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart

+++ b/sdk/lib/_internal/compiler/implementation/js_backend/emitter.dart

@@ -1084,6 +1084,10 @@ $lazyInitializerLogic

if (checkedClasses.contains(compiler.functionClass) ||

!checkedTypedefs.isEmpty) {

FunctionElement call = cls.lookupLocalMember(Compiler.CALL_OPERATOR_NAME);

+ if (call == null) {

+ // If [cls] is a closure, it has a synthetic call operator method.

+ call = cls.lookupBackendMember(Compiler.CALL_OPERATOR_NAME);

+ }

if (call != null) {

generateInterfacesIsTests(compiler.functionClass,

emitIsTest,