@Nullable private KtFile parseFile(@NotNull FileObject file) throws IOException {
  return parseText(StringUtilRt.convertLineSeparators(file.asText()),file);
}

@ Nullable private KtFile parseFile ( @ NotNull FileObject file ) throws IOException { return parseText ( StringUtilRt . convertLineSeparators ( file . asText ( ) ) , file ) ; }
this method parses the input file .
