whole_func_string: function parseFile(input) {
      fileContent = fs.readFileSync(input, { encoding: "utf-8" });
      var ext = path.extname(input);
  
      if (ext == '.html') return tokenizeHTML(fileContent);
  
      return fileContent;
  }
func_code_string: function parseFile(input) {
      fileContent = fs.readFileSync(input, { encoding: "utf-8" });
      var ext = path.extname(input);
  
      if (ext == '.html') return tokenizeHTML(fileContent);
  
      return fileContent;
  }
func_documentation_string: Parse input file