     if grammar.injectionSelector?
       @retokenizeLines() if @hasTokenForSelector(grammar.injectionSelector)
     else
-      newScore = grammar.getScore(@buffer.getPath(), @buffer.getText())
+      newScore = grammar.getScore(@buffer.getPath(), @getGrammarSelectionContent())
       @setGrammar(grammar, newScore) if newScore > @currentGrammarScore
 
   setGrammar: (grammar, score) ->


    @grammar = grammar
    @rootScopeDescriptor = new ScopeDescriptor(scopes: [@grammar.scopeName])
    @currentGrammarScore = score ? grammar.getScore(@buffer.getPath(), @buffer.getText())

    @grammarUpdateDisposable?.dispose()
    @grammarUpdateDisposable = @grammar.onDidUpdate => @retokenizeLines()

    @emit 'grammar-changed', grammar if Grim.includeDeprecatedAPIs
    @emitter.emit 'did-change-grammar', grammar

  getGrammarSelectionContent: ->
    @buffer.getTextInRange([[0, 0], [10, 0]])

  reloadGrammar: ->
    if grammar = atom.grammars.selectGrammar(@buffer.getPath(), @getGrammarSelectionContent())
      @setGrammar(grammar)
    else
      throw new Error("No grammar found for path: #{path}")
