fixed PHPStan errors

Author: dg

composer.json

@@ -22,7 +22,7 @@
 	"require-dev": {
 		"nette/tester": "^2.6",
 		"tracy/tracy": "^2.9",
-		"phpstan/phpstan-nette": "^2.0@stable"
+		"phpstan/phpstan": "^2.0@stable"
 	},
 	"autoload": {
 		"classmap": ["src/"],

phpstan.neon

@@ -1,5 +1,32 @@
 parameters:
-	level: 5
+	level: 7
 
 	paths:
 		- src
+
+	checkMissingCallableSignature: true
+
+	ignoreErrors:
+		-
+			message: '#^Method Nette\\Loaders\\RobotLoader\:\:scanPhp\(\) should return list\<class\-string\> but returns list\<non\-falsy\-string\>\.$#'
+			identifier: return.type
+			count: 1
+			path: src/RobotLoader/RobotLoader.php
+
+		-
+			message: '#^Parameter \#1 \$code of static method PhpToken\:\:tokenize\(\) expects string, string\|false given\.$#'
+			identifier: argument.type
+			count: 1
+			path: src/RobotLoader/RobotLoader.php
+
+		-
+			message: '#^Unreachable statement \- code above always terminates\.$#'
+			identifier: deadCode.unreachable
+			count: 1
+			path: src/RobotLoader/RobotLoader.php
+
+		-
+			message: '#^Variable \$prevFile in isset\(\) always exists and is not nullable\.$#'
+			identifier: isset.variable
+			count: 2
+			path: src/RobotLoader/RobotLoader.php

src/RobotLoader/RobotLoader.php

@@ -132,7 +132,7 @@ public function tryLoad(string $type): void
 	 */
 	public function addDirectory(string ...$paths): static
 	{
-		$this->scanPaths = array_merge($this->scanPaths, $paths);
+		$this->scanPaths = array_merge($this->scanPaths, array_values($paths));
 		return $this;
 	}
 
@@ -149,7 +149,7 @@ public function reportParseErrors(bool $state = true): static
 	 */
 	public function excludeDirectory(string ...$paths): static
 	{
-		$this->excludeDirs = array_merge($this->excludeDirs, $paths);
+		$this->excludeDirs = array_merge($this->excludeDirs, array_values($paths));
 		return $this;
 	}
 
@@ -301,7 +301,7 @@ private function updateFile(string $file): void
 				));
 			}
 
-			$this->classes[$class] = [$file, filemtime($file)];
+			$this->classes[$class] = [$file, (int) filemtime($file)];
 		}
 	}