sdk/lib/_internal/compiler/js_lib/constant_map.dart - Issue 795843003: Make [length] efficient for [ConstantMap.keys].

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Unified Diff: sdk/lib/_internal/compiler/js_lib/constant_map.dart

Issue 795843003: Make [length] efficient for [ConstantMap.keys]. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 6 years ago

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Index: sdk/lib/_internal/compiler/js_lib/constant_map.dart

diff --git a/sdk/lib/_internal/compiler/js_lib/constant_map.dart b/sdk/lib/_internal/compiler/js_lib/constant_map.dart

index 22b513c9bf4f2bae1b9077185ac9bb5dcdad3d21..181e522ef242121bcb5bcc727e31beaac3b12359 100644

--- a/sdk/lib/_internal/compiler/js_lib/constant_map.dart

+++ b/sdk/lib/_internal/compiler/js_lib/constant_map.dart

@@ -97,6 +97,8 @@ class _ConstantMapKeyIterable<K> extends IterableBase<K> {

_ConstantMapKeyIterable(this._map);

Iterator<K> get iterator => _map._keys.iterator;

+ int get length => _map._keys.length;

}

class GeneralConstantMap<K, V> extends ConstantMap<K, V> {

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