typo

readme.md

@@ -33,7 +33,7 @@ The recommended way to install is via Composer:
 composer require nette/security
 ```
 
-It requires PHP version 7.1 and supports PHP up to 7.3.
+It requires PHP version 7.1 and supports PHP up to 7.4.
 
 
 Authentication

src/Security/Permission.php

@@ -105,12 +105,12 @@ public function hasRole(string $role): bool
 	 * Checks whether Role is valid and exists in the list.
 	 * @throws Nette\InvalidStateException
 	 */
-	private function checkRole(string $role, bool $throw = true): void
+	private function checkRole(string $role, bool $exists = true): void
 	{
 		if ($role === '') {
 			throw new Nette\InvalidArgumentException('Role must be a non-empty string.');
 
-		} elseif ($throw && !isset($this->roles[$role])) {
+		} elseif ($exists && !isset($this->roles[$role])) {
 			throw new Nette\InvalidStateException("Role '$role' does not exist.");
 		}
 	}
@@ -270,12 +270,12 @@ public function hasResource(string $resource): bool
 	 * Checks whether Resource is valid and exists in the list.
 	 * @throws Nette\InvalidStateException
 	 */
-	private function checkResource(string $resource, bool $throw = true): void
+	private function checkResource(string $resource, bool $exists = true): void
 	{
 		if ($resource === '') {
 			throw new Nette\InvalidArgumentException('Resource must be a non-empty string.');
 
-		} elseif ($throw && !isset($this->resources[$resource])) {
+		} elseif ($exists && !isset($this->resources[$resource])) {
 			throw new Nette\InvalidStateException("Resource '$resource' does not exist.");
 		}
 	}