       lines = @editor.getScreenLineCount()
       @editorDiv.style.setProperty 'height',
         "#{lines*lh}px"
+    setPrompt = (prompt) =>
+      @promptDiv.innerText = prompt+'>'
 
     @editorElement.onDidAttach -> setEditorHeight()
     @editor.onDidChange ->

            line.slice(0,10000) + '...'
          else
            line
        if lines.slice(-1)[0] is '#~IDEHASKELLREPL~#'
          lines =
            if lines.slice(-2)[0]
              lines.slice(0,-1)

    @output.setGrammar \
      atom.grammars.grammarForScopeName 'text.tex.latex.haskell'
    @element.appendChild @errDiv = document.createElement 'pre'
    @element.appendChild @promptDiv = document.createElement 'div'
    @element.appendChild @editorDiv = document.createElement 'div'
    @editorDiv.classList.add('ide-haskell-repl-editor')
    @editorDiv.appendChild @editorElement =
