Add missing parameter to countBy method reflection

src/Reflection/RepositoryCountByMethodReflection.php

@@ -9,6 +9,7 @@
 use PHPStan\TrinaryLogic;
 use PHPStan\Type\Generic\TemplateTypeMap;
 use PHPStan\Type\IntegerType;
+use PHPStan\Type\MixedType;
 use PHPStan\Type\Type;
 
 class RepositoryCountByMethodReflection implements MethodReflection
@@ -57,11 +58,11 @@ public function getName(): string
 	}
 
 	/**
-	 * @return RepositoryFindByParameterReflection[]
+	 * @return array{0: RepositoryCountByParameterReflection}
 	 */
 	public function getParameters(): array
 	{
-		return [];
+		return [new RepositoryCountByParameterReflection('arg', new MixedType(\false))];
 	}
 
 	public function isVariadic(): bool

src/Reflection/RepositoryCountByParameterReflection.php

@@ -0,0 +1,54 @@
+<?php declare(strict_types = 1);
+
+namespace SaschaEgerer\PhpstanTypo3\Reflection;
+
+use PHPStan\Reflection\ParameterReflection;
+use PHPStan\Reflection\PassedByReference;
+use PHPStan\Type\Type;
+
+class RepositoryCountByParameterReflection implements ParameterReflection
+{
+
+	/** @var string */
+	private $name;
+
+	/** @var Type */
+	private $type;
+
+	public function __construct(string $name, Type $type)
+	{
+		$this->name = $name;
+		$this->type = $type;
+	}
+
+	public function getName(): string
+	{
+		return $this->name;
+	}
+
+	public function isOptional(): bool
+	{
+		return false;
+	}
+
+	public function getType(): Type
+	{
+		return $this->type;
+	}
+
+	public function isVariadic(): bool
+	{
+		return false;
+	}
+
+	public function passedByReference(): PassedByReference
+	{
+		return PassedByReference::createNo();
+	}
+
+	public function getDefaultValue(): ?Type
+	{
+		return null;
+	}
+
+}