Move WorldImpact to universe/world_impact.dart

pkg/compiler/lib/src/universe/world_impact.dart

Index: pkg/compiler/lib/src/universe/world_impact.dart
diff --git a/pkg/compiler/lib/src/universe/world_impact.dart b/pkg/compiler/lib/src/universe/world_impact.dart
new file mode 100644
index 0000000000000000000000000000000000000000..263ba2a921b635d4f05640fd1680bc2382c0f150
--- /dev/null
+++ b/pkg/compiler/lib/src/universe/world_impact.dart
@@ -0,0 +1,70 @@
+// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library dart2js.universe.world_impact;
+
+import '../dart_types.dart' show
+    DartType,
+    InterfaceType;
+import '../elements/elements.dart' show
+    Element,
+    LocalFunctionElement,
+    MethodElement;
+import 'universe.dart' show
+    UniverseSelector;
+
+class WorldImpact {
+  const WorldImpact();
+
+  Iterable<UniverseSelector> get dynamicInvocations =>
+      const <UniverseSelector>[];
+  Iterable<UniverseSelector> get dynamicGetters => const <UniverseSelector>[];
+  Iterable<UniverseSelector> get dynamicSetters => const <UniverseSelector>[];
+
+  // TODO(johnniwinther): Split this into more precise subsets.
+  Iterable<Element> get staticUses => const <Element>[];
+
+  // TODO(johnniwinther): Replace this by called constructors with type
+  // arguments.
+  Iterable<InterfaceType> get instantiatedTypes => const <InterfaceType>[];
+
+  // TODO(johnniwinther): Collect checked types for checked mode separately to
+  // support serialization.
+  Iterable<DartType> get isChecks => const <DartType>[];
+
+  Iterable<DartType> get checkedModeChecks => const <DartType>[];
+
+  Iterable<DartType> get asCasts => const <DartType>[];
+
+  Iterable<MethodElement> get closurizedFunctions => const <MethodElement>[];
+
+  Iterable<LocalFunctionElement> get closures => const <LocalFunctionElement>[];
+
+  Iterable<DartType> get typeLiterals => const <DartType>[];
+
+  String toString() {
+    StringBuffer sb = new StringBuffer();
+
+    void add(String title, Iterable iterable) {
+      if (iterable.isNotEmpty) {
+        sb.write('\n $title:');
+        iterable.forEach((e) => sb.write('\n  $e'));
+      }
+    }
+
+    add('dynamic invocations', dynamicInvocations);
+    add('dynamic getters', dynamicGetters);
+    add('dynamic setters', dynamicSetters);
+    add('static uses', staticUses);
+    add('instantiated types', instantiatedTypes);
+    add('is-checks', isChecks);
+    add('checked-mode checks', checkedModeChecks);
+    add('as-casts', asCasts);
+    add('closurized functions', closurizedFunctions);
+    add('closures', closures);
+    add('type literals', typeLiterals);
+
+    return sb.toString();
+  }
+}