Index: lib/compiler/implementation/js_backend/native_emitter.dart |
diff --git a/lib/compiler/implementation/js_backend/native_emitter.dart b/lib/compiler/implementation/js_backend/native_emitter.dart |
index 0840ef05468578f0350705d3ca98603f76e2e60f..6f8adae121dd20e5f4c77ee13f1887316ad46430 100644 |
--- a/lib/compiler/implementation/js_backend/native_emitter.dart |
+++ b/lib/compiler/implementation/js_backend/native_emitter.dart |
@@ -184,8 +184,10 @@ function(cls, fields, methods) { |
// If [name] is not in [argumentsBuffer], then the parameter is |
// an optional parameter that was not provided for that stub. |
if (argumentsBuffer.indexOf(name) == -1) return; |
- Type type = parameter.computeType(compiler); |
+ Type type = parameter.computeType(compiler).unalias(compiler); |
if (type is FunctionType) { |
+ // The parameter type is a function type either directly or through |
+ // typedef(s). |
int arity = type.computeArity(); |
code.add(' $name = $closureConverter($name, $arity);\n'); |
} |
@@ -359,7 +361,11 @@ function(cls, fields, methods) { |
compiler.cancel("Is check for type variable", element: element); |
return false; |
} |
- if (element.computeType(compiler) is FunctionType) return false; |
+ if (element.computeType(compiler).unalias(compiler) is FunctionType) { |
+ // The element type is a function type either directly or through |
+ // typedef(s). |
+ return false; |
+ } |
if (!element.isClass()) { |
compiler.cancel("Is check does not handle element", element: element); |