Nelmio\Alice\FixtureBuilder\ExpressionLanguage\Parser\TokenParser\Chainable\AbstractChainableParserAwareParser::parse PHP Метод

    public function parse(Token $token)
    {
        if (null === $this->parser) {
            throw ExpressionLanguageExceptionFactory::createForExpectedMethodCallOnlyIfHasAParser(__METHOD__);
        }
    }

 /**
  * Parses "10x @user*", "<randomNumber(0, 10)x @user<{param}>*", etc.
  *
  * {@inheritdoc}
  *
  * @throws ParseException
  */
 public function parse(Token $token) : DynamicArrayValue
 {
     parent::parse($token);
     if (1 !== preg_match(self::REGEX, $token->getValue(), $matches)) {
         throw ExpressionLanguageExceptionFactory::createForUnparsableToken($token);
     }
     return new DynamicArrayValue((int) $this->parser->parse($matches['quantifier']), $this->parser->parse($matches['elements']));
 }