git.stricted.de - GitHub/WoltLab/WCF.git/blob

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace CuyZ\Valinor\Type\Parser\Factory;
   6
   7 use CuyZ\Valinor\Type\Parser\CachedParser;
   8 use CuyZ\Valinor\Type\Parser\Factory\Specifications\TypeParserSpecification;
   9 use CuyZ\Valinor\Type\Parser\Lexer\AdvancedClassLexer;
  10 use CuyZ\Valinor\Type\Parser\Lexer\NativeLexer;
  11 use CuyZ\Valinor\Type\Parser\LexingParser;
  12 use CuyZ\Valinor\Type\Parser\TypeParser;
  13
  14 /** @internal */
  15 final class LexingTypeParserFactory implements TypeParserFactory
  16 {
  17     private TypeParser $nativeParser;
  18
  19     public function get(TypeParserSpecification ...$specifications): TypeParser
  20     {
  21         if (empty($specifications)) {
  22             return $this->nativeParser ??= $this->nativeParser();
  23         }
  24
  25         $lexer = new NativeLexer();
  26         $lexer = new AdvancedClassLexer($lexer, $this);
  27
  28         foreach ($specifications as $specification) {
  29             $lexer = $specification->transform($lexer);
  30         }
  31
  32         return new LexingParser($lexer);
  33     }
  34
  35     private function nativeParser(): TypeParser
  36     {
  37         $lexer = new NativeLexer();
  38         $lexer = new AdvancedClassLexer($lexer, $this);
  39         $parser = new LexingParser($lexer);
  40
  41         return new CachedParser($parser);
  42     }
  43 }