add support for phpstan/phpdoc-parser 2

Author: xabbuh

composer.json

@@ -12,7 +12,7 @@
     "require": {
         "php": "^7.3 || ^8.0",
         "phpdocumentor/reflection-common": "^2.0",
-        "phpstan/phpdoc-parser": "^1.18",
+        "phpstan/phpdoc-parser": "^1.18|^2.0",
         "doctrine/deprecations": "^1.0"
     },
     "require-dev": {

src/TypeResolver.php

@@ -98,6 +98,7 @@
 use PHPStan\PhpDocParser\Parser\ParserException;
 use PHPStan\PhpDocParser\Parser\TokenIterator;
 use PHPStan\PhpDocParser\Parser\TypeParser;
+use PHPStan\PhpDocParser\ParserConfig;
 use RuntimeException;
 
 use function array_filter;
@@ -189,8 +190,15 @@ final class TypeResolver
     public function __construct(?FqsenResolver $fqsenResolver = null)
     {
         $this->fqsenResolver = $fqsenResolver ?: new FqsenResolver();
-        $this->typeParser = new TypeParser(new ConstExprParser());
-        $this->lexer = new Lexer();
+
+        if (class_exists(ParserConfig::class)) {
+            $parserConfig = new ParserConfig([]);
+            $this->typeParser = new TypeParser($parserConfig, new ConstExprParser($parserConfig));
+            $this->lexer = new Lexer($parserConfig);
+        } else {
+            $this->typeParser = new TypeParser(new ConstExprParser());
+            $this->lexer = new Lexer();
+        }
     }
 
     /**