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

Issue 12334070: Support runtime check of function types. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Updated cf. comments. Created 7 years, 6 months ago
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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..c9e10372b1c55dffd0187aace8ef051c818cb3fd 100644
--- a/sdk/lib/_internal/compiler/implementation/tree/nodes.dart
+++ b/sdk/lib/_internal/compiler/implementation/tree/nodes.dart
@@ -369,6 +369,16 @@ class Send extends Expression {
bool get isParameterCheck =>
isOperator && identical(selector.asOperator().source.stringValue, '?');
+ bool get isTypeTest {
+ return isOperator
+ && identical(selector.asOperator().source.stringValue, 'is');
+ }
+
+ bool get isTypeCast {
+ return isOperator
+ && identical(selector.asOperator().source.stringValue, 'as');
+ }
+
bool get isIsNotCheck {
return isOperator
&& identical(selector.asOperator().source.stringValue, 'is')
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