Update customizer error message

sirreal · sirreal · commit db273b765e71 · 2025-12-17T12:40:11.000+01:00
diff --git a/src/wp-includes/customize/class-wp-customize-custom-css-setting.php b/src/wp-includes/customize/class-wp-customize-custom-css-setting.php
@@ -172,7 +172,7 @@ public function validate( $value ) {
 		 * @see https://html.spec.whatwg.org/multipage/parsing.html#generic-raw-text-element-parsing-algorithm
 		 */
 		if ( stripos( $css, '</style' ) ) {
-			$validity->add( 'illegal_markup', __( 'Markup is not allowed in CSS.' ) );
+			$validity->add( 'illegal_markup', __( 'CSS must not contain possible closing STYLE tag "</style".' ) );
 		}
 
 		if ( ! $validity->has_errors() ) {

Original file line number	Diff line number	Diff line change
`@@ -172,7 +172,7 @@ public function validate( $value ) {`
`172`	`172`	`* @see https://html.spec.whatwg.org/multipage/parsing.html#generic-raw-text-element-parsing-algorithm`
`173`	`173`	`*/`
`174`	`174`	`if ( stripos( $css, '</style' ) ) {`
`175`		`- $validity->add( 'illegal_markup', __( 'Markup is not allowed in CSS.' ) );`
	`175`	`+ $validity->add( 'illegal_markup', __( 'CSS must not contain possible closing STYLE tag "</style".' ) );`
`176`	`176`	`}`
`177`	`177`
`178`	`178`	`if ( ! $validity->has_errors() ) {`