Description is required (but might be empty)

Author: ondrejmirtes

src/Ast/PhpDoc/DeprecatedTagValueNode.php

@@ -5,18 +5,18 @@
 class DeprecatedTagValueNode implements PhpDocTagValueNode
 {
 
-	/** @var string|null (may be empty) */
+	/** @var string (may be empty) */
 	public $description;
 
-	public function __construct(?string $description = null)
+	public function __construct(string $description)
 	{
 		$this->description = $description;
 	}
 
 
 	public function __toString(): string
 	{
-		return $this->description ? trim($this->description) : '';
+		return trim($this->description);
 	}
 
 }

tests/PHPStan/Parser/PhpDocParserTest.php

@@ -977,7 +977,7 @@ public function provideDeprecatedTagsData(): \Iterator
 			new PhpDocNode([
 				new PhpDocTagNode(
 					'@deprecated',
-					new DeprecatedTagValueNode()
+					new DeprecatedTagValueNode('')
 				),
 			]),
 		];