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<?php declare(strict_types=1); |
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/** |
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* @license http://opensource.org/licenses/mit-license.php MIT |
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* @link https://github.com/nicoSWD |
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* @author Nicolas Oelgart <[email protected]> |
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*/ |
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namespace nicoSWD\Rule; |
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use nicoSWD\Rule\Grammar\JavaScript\JavaScript; |
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use nicoSWD\Rule\TokenStream\AST; |
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use nicoSWD\Rule\Compiler\CompilerFactory; |
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use nicoSWD\Rule\Evaluator\Evaluator; |
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use nicoSWD\Rule\Evaluator\EvaluatorInterface; |
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use nicoSWD\Rule\Expression\ExpressionFactory; |
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use nicoSWD\Rule\Tokenizer\Tokenizer; |
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use nicoSWD\Rule\TokenStream\Token\TokenFactory; |
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use nicoSWD\Rule\TokenStream\TokenStreamFactory; |
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use nicoSWD\Rule\TokenStream\CallableUserMethodFactory; |
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return new class { |
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/** @var TokenStreamFactory */ |
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private static $tokenStreamFactory; |
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/** @var TokenFactory */ |
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private static $tokenFactory; |
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/** @var CompilerFactory */ |
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private static $compiler; |
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/** @var JavaScript */ |
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private static $javaScript; |
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/** @var ExpressionFactory */ |
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private static $expressionFactory; |
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/** @var CallableUserMethodFactory */ |
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private static $userMethodFactory; |
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/** @var Tokenizer */ |
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private static $tokenizer; |
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/** @var Evaluator */ |
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private static $evaluator; |
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public function parser(array $variables): Parser\Parser |
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{ |
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return new Parser\Parser( |
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self::ast($variables), |
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self::expressionFactory(), |
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self::compiler() |
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); |
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} |
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public function evaluator(): EvaluatorInterface |
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{ |
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if (!isset(self::$evaluator)) { |
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self::$evaluator = new Evaluator(); |
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} |
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return self::$evaluator; |
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} |
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private static function tokenFactory(): TokenFactory |
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{ |
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if (!isset(self::$tokenFactory)) { |
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self::$tokenFactory = new TokenFactory(); |
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} |
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return self::$tokenFactory; |
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} |
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private static function compiler(): CompilerFactory |
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{ |
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if (!isset(self::$compiler)) { |
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self::$compiler = new CompilerFactory(); |
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} |
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return self::$compiler; |
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} |
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private static function ast(array $variables): AST |
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{ |
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$ast = new AST(self::tokenizer(), self::tokenFactory(), self::tokenStreamFactory(), self::userMethodFactory()); |
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$ast->setVariables($variables); |
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return $ast; |
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} |
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private static function tokenizer(): Tokenizer |
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{ |
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if (!isset(self::$tokenizer)) { |
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self::$tokenizer = new Tokenizer(self::javascript(), self::tokenFactory()); |
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} |
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return self::$tokenizer; |
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} |
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private static function javascript(): JavaScript |
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{ |
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if (!isset(self::$javaScript)) { |
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self::$javaScript = new JavaScript(); |
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} |
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return self::$javaScript; |
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} |
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private static function tokenStreamFactory(): TokenStreamFactory |
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{ |
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if (!isset(self::$tokenStreamFactory)) { |
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self::$tokenStreamFactory = new TokenStreamFactory(); |
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} |
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return self::$tokenStreamFactory; |
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} |
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private static function expressionFactory(): ExpressionFactory |
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{ |
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if (!isset(self::$expressionFactory)) { |
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self::$expressionFactory = new ExpressionFactory(); |
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} |
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return self::$expressionFactory; |
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} |
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private static function userMethodFactory(): CallableUserMethodFactory |
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{ |
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if (!isset(self::$userMethodFactory)) { |
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self::$userMethodFactory = new CallableUserMethodFactory(); |
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} |
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return self::$userMethodFactory; |
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} |
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}; |
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nicoSWD /
php-rule-parser
