sdk/lib/_internal/compiler/implementation/util/setlet.dart - Issue 288103003: Change Set.toSet to always return a set with the same behavior.

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

Issue 288103003: Change Set.toSet to always return a set with the same behavior. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Update html5lib pubspec version to 0.12.0-dev Created 6 years, 7 months ago

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« pkg/third_party/html5lib/pubspec.yaml ('K') | « sdk/lib/_internal/compiler/implementation/helpers/expensive_set.dart ('k') | sdk/lib/collection/splay_tree.dart » ('j') | no next file with comments »
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Index: sdk/lib/_internal/compiler/implementation/util/setlet.dart

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

index 0d4571be856b8f1cebfc9dc0065e13ce92124f33..79e04e830066b5a821397bd3dd0b388fdaa24a5b 100644

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

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

@@ -249,6 +249,20 @@ class Setlet<E> extends IterableBase<E> implements Set<E> {

Setlet<E> difference(Set<E> other) =>

new Setlet<E>.from(this.where((e) => !other.contains(e)));

+ Setlet<E> toSet() {

+ Setlet<E> result = new Setlet<E>();

+ if (_extra == null) {

+ result._contents = _contents;

+ } else if (_extra == MARKER) {

+ result._extra = MARKER;

+ result._contents = _contents.toSet();

+ } else {

+ result._extra = _extra;

+ result._contents = _contents.toList();

+ }

+ return result;

+ }

}

class _SetletMarker {