Add Record/Level/LevelName type aliases and improve phpstan type coverage to level 6

src/Monolog/Handler/BrowserConsoleHandler.php

@@ -19,10 +19,14 @@ use Monolog\Utils;
  * Handler sending logs to browser's javascript console with no browser extension required
  *
  * @author Olivier Poitrey <rs@dailymotion.com>
+ *
+ * @phpstan-import-type FormattedRecord from AbstractProcessingHandler
  */
 class BrowserConsoleHandler extends AbstractProcessingHandler
 {
+    /** @var bool */
     protected static $initialized = false;
+    /** @var FormattedRecord[] */
     protected static $records = [];
 
     /**
@@ -165,6 +169,9 @@ class BrowserConsoleHandler extends AbstractProcessingHandler
         return "(function (c) {if (c && c.groupCollapsed) {\n" . implode("\n", $script) . "\n}})(console);";
     }
 
+    /**
+     * @return string[]
+     */
     private static function handleStyles(string $formatted): array
     {
         $args = [];
@@ -205,6 +212,10 @@ class BrowserConsoleHandler extends AbstractProcessingHandler
         }, $style);
     }
 
+    /**
+     * @param mixed[] $dict
+     * @return mixed[]
+     */
     private static function dump(string $title, array $dict): array
     {
         $script = [];
@@ -229,13 +240,22 @@ class BrowserConsoleHandler extends AbstractProcessingHandler
         return '"' . addcslashes($arg, "\"\n\\") . '"';
     }
 
+    /**
+     * @param mixed $args
+     */
     private static function call(...$args): string
     {
         $method = array_shift($args);
+        if (!is_string($method)) {
+            throw new \UnexpectedValueException('Expected the first arg to be a string, got: '.var_export($method, true));
+        }
 
         return static::call_array($method, $args);
     }
 
+    /**
+     * @param mixed[] $args
+     */
     private static function call_array(string $method, array $args): string
     {
         return 'c.' . $method . '(' . implode(', ', $args) . ');';