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<?php |
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/** |
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* TokenFactory.php |
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* |
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* @date 28.03.2015 3:37:00 |
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* @copyright Sklyarov Alexey <[email protected]> |
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*/ |
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namespace Sufir\Calc\Token; |
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use Sufir\Calc\Token; |
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use InvalidArgumentException; |
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/** |
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* TokenFactory |
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* |
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* Tokens Factory |
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* |
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* @author Sklyarov Alexey <[email protected]> |
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* @package Sufir\Calc\Token |
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*/ |
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final class TokenFactory |
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{ |
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private static $classes = array( |
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Token::TYPE_FUNCTION => '\Sufir\Calc\Token\FunctionToken', |
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Token::TYPE_OPERATOR => '\Sufir\Calc\Token\OperatorToken', |
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Token::TYPE_BRACKET => '\Sufir\Calc\Token\BracketToken', |
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Token::TYPE_DELIMITER => '\Sufir\Calc\Token\DelimiterToken', |
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Token::TYPE_NUMBER => '\Sufir\Calc\Token\NumberToken', |
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Token::TYPE_VARIABLE => '\Sufir\Calc\Token\VariableToken', |
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); |
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/** |
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* |
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* @param string $type |
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* @param string $value |
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* @return \Sufir\Calc\Token\Token |
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* @throws InvalidArgumentException |
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*/ |
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public function create($type, $value) |
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{ |
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$className = $this->getClassName($type); |
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return new $className($value); |
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} |
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/** |
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* @param string $value |
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* @return \Sufir\Calc\Token\DelimiterToken |
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*/ |
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public function delimiter($value) |
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{ |
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return $this->create(Token::TYPE_DELIMITER, $value); |
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} |
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/** |
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* |
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* @param string $value |
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* @return \Sufir\Calc\Token\OperatorToken |
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*/ |
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public function operator($value) |
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{ |
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return $this->create(Token::TYPE_OPERATOR, $value); |
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} |
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/** |
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* |
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* @param string $value |
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* @return \Sufir\Calc\Token\BracketToken |
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*/ |
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public function bracket($value) |
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{ |
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return $this->create(Token::TYPE_BRACKET, $value); |
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} |
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/** |
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* |
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* @param string $value |
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* @return \Sufir\Calc\Token\FunctionToken |
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*/ |
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public function func($value) |
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{ |
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return $this->create(Token::TYPE_FUNCTION, $value); |
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} |
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/** |
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* |
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* @param string $value |
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* @return \Sufir\Calc\Token\NumberToken |
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*/ |
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public function number($value) |
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{ |
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return $this->create(Token::TYPE_NUMBER, $value); |
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} |
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/** |
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* |
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* @param string $value |
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* @return \Sufir\Calc\Token\VariableToken |
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*/ |
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public function variable($value) |
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{ |
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return $this->create(Token::TYPE_VARIABLE, $value); |
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} |
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/** |
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* |
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* @param string $type |
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* @return string |
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* @throws InvalidArgumentException |
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*/ |
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private function getClassName($type) |
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{ |
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if (!isset(self::$classes[$type])) { |
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throw new InvalidArgumentException('Неизвестный тип токена!'); |
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} |
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return self::$classes[$type]; |
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} |
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} |
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Sufir /
php-calc
