phpstan update

Better typying

classes/Config.php

@@ -40,7 +40,7 @@ class Config
     /**
      * youtube-dl parameters.
      *
-     * @var array
+     * @var string[]
      */
     public $params = ['--no-warnings', '--ignore-errors', '--flat-playlist', '--restrict-filenames', '--no-playlist'];
 
@@ -61,7 +61,7 @@ class Config
     /**
      * List of formats available in advanced conversion mode.
      *
-     * @var array
+     * @var string[]
      */
     public $convertAdvancedFormats = ['mp3', 'avi', 'flv', 'wav'];
 
@@ -125,7 +125,7 @@ class Config
     /**
      * Generic formats supported by youtube-dl.
      *
-     * @var array
+     * @var string[]
      */
     public $genericFormats = [];
 
@@ -139,7 +139,8 @@ class Config
     /**
      * Config constructor.
      *
-     * @param array $options Options
+     * @param mixed[] $options Options
+     * @throws CaseConverterException
      */
     private function __construct(array $options = [])
     {
@@ -210,7 +211,7 @@ class Config
     /**
      * Apply the provided options.
      *
-     * @param array $options Options
+     * @param mixed[] $options Options
      *
      * @return void
      */
@@ -260,12 +261,13 @@ class Config
      * Set options from a YAML file.
      *
      * @param string $file Path to the YAML file
+     * @return void
      * @throws Exception
      */
     public static function setFile($file)
     {
         if (is_file($file)) {
-            $options = Yaml::parse(file_get_contents($file));
+            $options = Yaml::parse(strval(file_get_contents($file)));
             self::$instance = new self($options);
             self::$instance->validateOptions();
         } else {
@@ -276,8 +278,9 @@ class Config
     /**
      * Manually set some options.
      *
-     * @param array $options Options (see `config/config.example.yml` for available options)
+     * @param mixed[] $options Options (see `config/config.example.yml` for available options)
      * @param bool $update True to update an existing instance
+     * @return void
      * @throws Exception
      */
     public static function setOptions(array $options, $update = true)