code: public static File writeScriptTempfile(
              final Framework framework,
              final Reader source,
              final LineEndingStyle style
      )
              throws IOException
      {
          return writeScriptTempfile(framework, null, null, source, style);
      }
docs: Copy reader content to a tempfile for script execution
  
  @param framework framework
  @param source    string content
  @param style  style
  
  @return tempfile
  
  @throws IOException if an error occurs