switch promote terminology to convert elsewhere for clarity

Author: ziadoz

src/Dom/AssertableDocument.php

@@ -57,13 +57,13 @@ public function dd(): never
     /** Create an assertable document from a file. */
     public static function createFromFile(string $path, int $options = 0, ?string $overrideEncoding = null): self
     {
-        return self::promoteErrorsToExceptions(fn () => new self(HTMLDocument::createFromFile($path, $options, $overrideEncoding)));
+        return self::convertErrorsToExceptions(fn () => new self(HTMLDocument::createFromFile($path, $options, $overrideEncoding)));
     }
 
     /** Create an assertable document from a string. */
     public static function createFromString(string $source, int $options = 0, ?string $overrideEncoding = null): self
     {
-        return self::promoteErrorsToExceptions(fn () => new self(HTMLDocument::createFromString($source, $options, $overrideEncoding)));
+        return self::convertErrorsToExceptions(fn () => new self(HTMLDocument::createFromString($source, $options, $overrideEncoding)));
     }
 
     /** Return the assertable element matching the given selector. */
@@ -104,8 +104,8 @@ public function getElementsByTagName(string $tag): AssertableElementsList
         return new AssertableElementsList($this->document->getElementsByTagName($tag));
     }
 
-    /** Promote any PHP errors that occur in the given callback to custom exceptions. */
-    private static function promoteErrorsToExceptions(callable $callback): mixed
+    /** Convert any PHP errors that occur in the given callback to custom exceptions. */
+    private static function convertErrorsToExceptions(callable $callback): mixed
     {
         try {
             set_error_handler(function (int $severity, string $message, string $file, int $line): never {