Fix lint

.travis.yml

@@ -34,7 +34,7 @@ before_install:
 install:
   - if [[ $SETUP = 'stable' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --no-suggest; fi
   - if [[ $SETUP = 'lowest' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-lowest --prefer-stable --no-suggest; fi
-  - if [[ $SETUP = 'lint' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --no-suggest; composer lint; fi
+  - if [[ $SETUP = 'lint' ]]; then travis_retry composer update --prefer-dist --no-interaction --prefer-stable --no-suggest; composer lint -- --memory-limit 1G; fi
 
 script:
   - if [[ $SETUP = 'lint' ]]; then exit 0; fi; composer test-ci;

src/Writing/OpenAPISpecWriter.php

@@ -132,10 +132,6 @@ class OpenAPISpecWriter
 
     /**
      * Add query parameters and headers.
-     *
-     * @param $endpoint
-     *
-     * @return array|\stdClass
      */
     protected function generateEndpointParametersSpec($endpoint)
     {
@@ -398,6 +394,7 @@ class OpenAPISpecWriter
 
         $location = $this->config->get('auth.in');
         $parameterName = $this->config->get('auth.name');
+        $scheme = [];
 
         switch ($location) {
             case 'query':