wp_add_parent_layout_to_parsed_block() │ WP 6.6.0

Check if the parent block exists and if it has a layout attribute. If it does, add the parent layout to the parsed block

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

Array. The parsed block with parent layout attribute if it exists.

Usage

wp_add_parent_layout_to_parsed_block( $parsed_block, $source_block, $parent_block );
$parsed_block(array) (required)
The parsed block.
$source_block(array) (required)
The source block.
$parent_block(WP_Block) (required)
The parent block.

Changelog

Since 6.6.0 Introduced.

wp_add_parent_layout_to_parsed_block() code WP 6.8.1

wp-includes/block-supports/layout.php 
function wp_add_parent_layout_to_parsed_block( $parsed_block, $source_block, $parent_block ) {
	if ( $parent_block && isset( $parent_block->parsed_block['attrs']['layout'] ) ) {
		$parsed_block['parentLayout'] = $parent_block->parsed_block['attrs']['layout'];
	}
	return $parsed_block;
}