Function createSyntaxError

src/expression/parse.js:1830–1836

* Create an error * @param {Object} state * @param {string} message * @return {SyntaxError} instantiated error * @private

(state, message)

   * @private
   */
  function createSyntaxError (state, message) {
    const c = col(state)
    const error = new SyntaxError(message + ' (char ' + c + ')')
    error.char = c

    return error
  }

  /**
   * Create an error