has_class may return null, coerce to bool

sirreal · sirreal · commit f3ec729426d2 · 2024-11-28T19:42:12.000+01:00
diff --git a/src/wp-includes/html-api/class-wp-css-selectors.php b/src/wp-includes/html-api/class-wp-css-selectors.php
@@ -584,7 +584,7 @@ public function matches( WP_HTML_Processor $processor ): bool {
 
 final class WP_CSS_Class_Selector extends WP_CSS_Selector_Parser {
 	public function matches( WP_HTML_Processor $processor ): bool {
-		return $processor->has_class( $this->ident );
+		return (bool) $processor->has_class( $this->ident );
 	}
 
 	/** @var string */

Original file line number	Diff line number	Diff line change
`@@ -584,7 +584,7 @@ public function matches( WP_HTML_Processor $processor ): bool {`
`584`	`584`
`585`	`585`	`final class WP_CSS_Class_Selector extends WP_CSS_Selector_Parser {`
`586`	`586`	`public function matches( WP_HTML_Processor $processor ): bool {`
`587`		`- return $processor->has_class( $this->ident );`
	`587`	`+ return (bool) $processor->has_class( $this->ident );`
`588`	`588`	`}`
`589`	`589`
`590`	`590`	`/** @var string */`