code: function extractLiteralFromDef(stats, element) {
      if (validLiteral(element)) {
          stats.setPath(element.value);
          let arrayLiteral = element.value.split('/');
          let length = arrayLiteral.length;
          if (length > 0) {
              const index = validIndex(arrayLiteral);
              stats.setPackageName(arrayLiteral[index].split("$")[0]);
              stats.setVersion(arrayLiteral[index].split("$")[1] || '');
              stats.setFileName(arrayLiteral.splice(index + 1, length).join('/'));
          }
      }
      return stats;
  }
docs: Extract packageName, version and fileName from given literal if type = "def".