Function stringifySafely

lib/defaults/index.js:23–36

* It takes a string, tries to parse it, and if it fails, it returns the stringified version * of the input * * @param {any} rawValue - The value to be stringified. * @param {Function} parser - A function that parses a string into a JavaScript object. * @param {Function} encoder - A function tha

(rawValue, parser, encoder)

 * @returns {string} A stringified version of the rawValue.
 */
function stringifySafely(rawValue, parser, encoder) {
  if (utils.isString(rawValue)) {
    try {
      (parser || JSON.parse)(rawValue);
      return utils.trim(rawValue);
    } catch (e) {
      if (e.name !== 'SyntaxError') {
        throw e;
      }
    }
  }

  return (encoder || JSON.stringify)(rawValue);
}

const defaults = {
  transitional: transitionalDefaults,