lector, $feature_selector ); } // Subfeature selector // This may fallback either to parent feature or root selector. $subfeature_selector = null; // Use selectors API if available. if ( $has_selectors ) { $subfeature_selector = _wp_array_get( $block_type->selectors, $target, null ); } // Only return if we have a subfeature selector. if ( $subfeature_selector ) { return $subfeature_selector; } // To this point we don't have a subfeature selector. If a fallback // has been requested, remove subfeature from target path and return // results of a call for the parent feature's selector. if ( $fallback ) { return wp_get_block_css_selector( $block_type, $target[0], $fallback ); } return null; }