pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart - Issue 2895063003: Flatten futures when inferring the type of an async function expression.

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Unified Diff: pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart

Issue 2895063003: Flatten futures when inferring the type of an async function expression. (Closed)

Patch Set: Don't recurse on future-derived types Created 3 years, 7 months ago

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Index: pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart

diff --git a/pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart b/pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart

index 71996f775ba848c391370757a8298b48ba0128ed..cd03355b581a5329284f969fda68387fd027291e 100644

--- a/pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart

+++ b/pkg/front_end/lib/src/fasta/type_inference/type_inferrer.dart

@@ -320,6 +320,11 @@ abstract class TypeInferrerImpl extends TypeInferrer {

return returnType;

}

+ DartType wrapFutureType(DartType type) {

+ return new InterfaceType(coreTypes.futureClass,

+ <DartType>[typeSchemaEnvironment.flattenFutures(type)]);

+ }

DartType wrapType(DartType type, Class class_) {

return new InterfaceType(class_, <DartType>[type]);

}