anchor.diff:    editor.focus();
   
     editor.addCommand('find', (foo) {
  -    LineHandle handle = editor.getDoc().getLineHandle(editor.getCursor().line);
  +    /*LineHandle handle =*/ editor.getDoc().getLineHandle(editor.getCursor().line);
   
       print('todo: handle find');
     });
  
positive.code:       new Position(cur.line, cur.ch));
  }
  
  Future<HintResults> _dartCompleterAsync(CodeMirror editor,
      [HintsOptions options]) {
    Position cur = editor.getCursor();
    String word = _getCurrentWord(editor).toLowerCase();
    List<String> list = _numbers.where((s) => s.startsWith(word)).toList();
  
    return new Future.delayed(new Duration(milliseconds: 200), () {
      return new HintResults.fromStrings(
          list,
          new Position(cur.line, cur.ch - word.length),
          new Position(cur.line, cur.ch));
    });
  }
  
  final List _numbers = [
    'zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine'
  
negative.code: 
  library example.simple;
  
  import 'dart:html';
  
  import 'package:codemirror/codemirror.dart';
  