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Unified Diff: sdk/lib/_internal/compiler/implementation/tree/nodes.dart

Issue 17262003: Fix type variables in closures. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 6 months ago
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« sdk/lib/_internal/compiler/implementation/closure.dart ('K') | « sdk/lib/_internal/compiler/implementation/ssa/builder.dart ('k') | tests/language/type_variable_closure_test.dart » ('j') | no next file with comments »
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Index: sdk/lib/_internal/compiler/implementation/tree/nodes.dart
diff --git a/sdk/lib/_internal/compiler/implementation/tree/nodes.dart b/sdk/lib/_internal/compiler/implementation/tree/nodes.dart
index 9a3c43cd1ea3901620f790b941416f36be69ce01..d51950c3e188a51657a5f3ecd62b3400335e847f 100644
--- a/sdk/lib/_internal/compiler/implementation/tree/nodes.dart
+++ b/sdk/lib/_internal/compiler/implementation/tree/nodes.dart
@@ -369,6 +369,12 @@ class Send extends Expression {
bool get isParameterCheck =>
isOperator && identical(selector.asOperator().source.stringValue, '?');
+ bool get isIsCheck {
+ return isOperator
+ && identical(selector.asOperator().source.stringValue, 'is')
+ && arguments.head.asSend() == null;
+ }
+
bool get isIsNotCheck {
return isOperator
&& identical(selector.asOperator().source.stringValue, 'is')
« sdk/lib/_internal/compiler/implementation/closure.dart ('K') | « sdk/lib/_internal/compiler/implementation/ssa/builder.dart ('k') | tests/language/type_variable_closure_test.dart » ('j') | no next file with comments »

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