sdk/lib/_internal/compiler/implementation/util/link_implementation.dart - Issue 11778039: Report arity errors on user definable operators.

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Unified Diff: sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

Issue 11778039: Report arity errors on user definable operators. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Updated cf. comments + Link test updated. Created 7 years, 11 months ago

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Index: sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

diff --git a/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart b/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

index 491bd4438b81b8f91d52e302cd7deabe038baf1f..90b863cd92d6b20ab124d0fc6c1fb146c0940891 100644

--- a/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

+++ b/sdk/lib/_internal/compiler/implementation/util/link_implementation.dart

@@ -68,6 +68,16 @@ class LinkEntry<T> extends Link<T> {

return result;

}

+ Link<T> skip(int n) {

+ Link<T> link = this;

+ for (int i = 0 ; i < n ; i++) {

+ if (link.isEmpty) {

+ throw new RangeError('Index $n out of range');

+ }

+ link = link.tail;

+ }

+ return link;

+ }

bool get isEmpty => false;