tools/dom/templates/dart2js_maplike_impl.darttemplate

// Copyright (c) 2012, 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.

part of $LIBRARYNAME;

$(ANNOTATIONS)$(NATIVESPEC)$(CLASS_MODIFIERS)class $CLASSNAME$EXTENDS$MIXINS$IMPLEMENTS {
$!MEMBERS

  Map _getItem($KEYTYPE key) =>
      convertNativeToDart_Dictionary(JS('', '#.get(#)', this, key));

  void addAll(Map<$KEYTYPE, $VALUETYPE> other) {
    throw new UnsupportedError("Not supported");
  }

  bool containsValue($VALUETYPE value) => values.any((e) => e == value);

  bool containsKey($VALUETYPE key) => _getItem(key) != null;

  Map operator []($VALUETYPE key) => _getItem(key);

  void forEach(void f($KEYTYPE key, $VALUETYPE value)) {
    var entries = JS('', '#.entries()', this);
    while (true) {
      var entry = JS('', '#.next()', entries);
      if (JS('bool', '#.done', entry)) return;
      f(JS('$KEYTYPE', '#.value[0]', entry),
          convertNativeToDart_Dictionary(JS('', '#.value[1]', entry)));
    }
  }

  Iterable<$KEYTYPE> get keys {
    final keys = <$KEYTYPE>[];
    forEach((k, v) => keys.add(k));
    return keys;
  }

  Iterable<Map> get values {
    final values = <Map>[];
    forEach((k, v) => values.add(v));
    return values;
  }

  int get length => JS('int', '#.size', this);

  bool get isEmpty => length == 0;

  bool get isNotEmpty => !isEmpty;

  void operator []=($KEYTYPE key, $VALUETYPE value) {
    throw new UnsupportedError("Not supported");
  }

  dynamic putIfAbsent($KEYTYPE key, $VALUETYPE ifAbsent()) {
    throw new UnsupportedError("Not supported");
  }

  $KEYTYPE remove($VALUETYPE key) {
    throw new UnsupportedError("Not supported");
  }

  void clear() {
    throw new UnsupportedError("Not supported");
  }
}