Centralized event streams

runtime/observatory/tests/observatory_ui/mocks/objects/script.dart

 // Copyright (c) 2016, 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 mocks;
 
 class ScriptRefMock implements M.ScriptRef {
   final String id;
   final String uri;
 
@@ skipping 12 matching lines @@
   final TokenToInt _tokenToCol;
 
   int tokenToLine(int token) => _tokenToLine(token);
   int tokenToCol(int token) => _tokenToCol(token);
 
   const ScriptMock({this.id, this.size, this.uri, this.source,
       TokenToInt tokenToLine, TokenToInt tokenToCol})
     : _tokenToLine = tokenToLine,
       _tokenToCol = tokenToCol;
 }