anchor.diff:      return _create1(source);
     }
   
  +  static NativeInt32List _createLength(int arg) => JS(
  +      'returns:NativeInt32List;effects:none;depends:none;new:true',
  +      'new Int32Array(#)',
  +      arg);
  +
     static NativeInt32List _create1(arg) =>
         JS('NativeInt32List', 'new Int32Array(#)', arg);
   
  
positive.code: 
  @Native('Int16Array')
  class NativeInt16List extends NativeTypedArrayOfInt implements Int16List {
    factory NativeInt16List(int length) => _create1(_checkLength(length));
  
    factory NativeInt16List.fromList(List<int> elements) =>
        _create1(_ensureNativeList(elements));
  
negative.code:     return _create1(source);
    }
  
    static NativeFloat32List _createLength(int arg) => JS(
        'returns:NativeFloat32List;effects:none;depends:none;new:true',
        'new Float32Array(#)',
        arg);
  
    static NativeFloat32List _create1(arg) =>
        JS('NativeFloat32List', 'new Float32Array(#)', arg);
  
  