fixed bugs reported by PHPStan

Author: dg

src/PhpGenerator/ClassType.php

@@ -69,7 +69,6 @@ final class ClassType
 
 	/**
 	 * @param  string|object  $class
-	 * @return static
 	 */
 	public static function from($class): self
 	{
@@ -93,6 +92,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 

src/PhpGenerator/Closure.php

@@ -26,9 +26,6 @@ final class Closure
 	private $uses = [];
 
 
-	/**
-	 * @return static
-	 */
 	public static function from(\Closure $closure): self
 	{
 		return (new Factory)->fromFunctionReflection(new \ReflectionFunction($closure));
@@ -44,6 +41,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 

src/PhpGenerator/GlobalFunction.php

@@ -24,9 +24,6 @@ final class GlobalFunction
 	use Traits\NameAware;
 	use Traits\CommentAware;
 
-	/**
-	 * @return static
-	 */
 	public static function from(string $function): self
 	{
 		return (new Factory)->fromFunctionReflection(new \ReflectionFunction($function));
@@ -42,6 +39,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 }

src/PhpGenerator/Method.php

@@ -40,7 +40,6 @@ final class Method
 
 	/**
 	 * @param  string|array  $method
-	 * @return static
 	 */
 	public static function from($method): self
 	{
@@ -57,6 +56,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 

src/PhpGenerator/PhpFile.php

@@ -120,6 +120,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 }

src/PhpGenerator/PhpNamespace.php

@@ -204,6 +204,7 @@ public function __toString(): string
 				throw $e;
 			}
 			trigger_error('Exception in ' . __METHOD__ . "(): {$e->getMessage()} in {$e->getFile()}:{$e->getLine()}", E_USER_ERROR);
+			return '';
 		}
 	}
 }

src/PhpGenerator/Printer.php

@@ -241,7 +241,7 @@ protected function printUses(PhpNamespace $namespace): string
 
 
 	/**
-	 * @param Nette\PhpGenerator\Traits\FunctionLike  $function
+	 * @param Closure|GlobalFunction|Method  $function
 	 */
 	protected function printParameters($function, ?PhpNamespace $namespace): string
 	{
@@ -264,7 +264,7 @@ protected function printParameters($function, ?PhpNamespace $namespace): string
 
 
 	/**
-	 * @param Nette\PhpGenerator\Traits\FunctionLike  $function
+	 * @param Closure|GlobalFunction|Method  $function
 	 */
 	protected function printReturnType($function, ?PhpNamespace $namespace): string
 	{

src/PhpGenerator/Traits/FunctionLike.php

@@ -188,7 +188,7 @@ public function getReturnNullable(): bool
 	/**
 	 * @deprecated
 	 */
-	public function setNamespace(PhpNamespace $val = null): self
+	public function setNamespace(Nette\PhpGenerator\PhpNamespace $val = null): self
 	{
 		trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);
 		return $this;