simplify

Author: staabm

src/Type/Php/ArrayKeysFunctionDynamicReturnTypeExtension.php

@@ -30,21 +30,22 @@ public function isFunctionSupported(FunctionReflection $functionReflection): boo
 
 	public function getTypeFromFunctionCall(FunctionReflection $functionReflection, FuncCall $functionCall, Scope $scope): ?Type
 	{
-		if (count($functionCall->getArgs()) < 1) {
+		$args = $functionCall->getArgs();
+		if (count($args) < 1) {
 			return null;
 		}
 
-		$arrayType = $scope->getType($functionCall->getArgs()[0]->value);
+		$arrayType = $scope->getType($args[0]->value);
 		if ($arrayType->isArray()->no()) {
 			return $this->phpVersion->arrayFunctionsReturnNullWithNonArray() ? new NullType() : new NeverType();
 		}
 
-		if (count($functionCall->getArgs()) >= 2) {
-			$filterType = $scope->getType($functionCall->getArgs()[1]->value);
+		if (count($args) >= 2) {
+			$filterType = $scope->getType($args[1]->value);
 
 			$strict = TrinaryLogic::createNo();
-			if (count($functionCall->getArgs()) >= 3) {
-				$strict = $scope->getType($functionCall->getArgs()[2]->value)->isTrue();
+			if (count($args) >= 3) {
+				$strict = $scope->getType($args[2]->value)->isTrue();
 			}
 
 			return $arrayType->getKeysArrayFiltered($filterType, $strict);