wp-includes/blocks/template-part.php:216Returns an array of instance variation objects for the template part block
arrayfunction build_template_part_block_instance_variations() { // Block themes are unavailable during installation. if ( wp_installing() ) { return array(); } if ( ! current_theme_supports( 'block-templates' ) && ! current_theme_supports( 'block-template-parts' ) ) { return array(); } $variations = array(); $template_parts = get_block_templates( array( 'post_type' => 'wp_template_part', ), 'wp_template_part' ); $defined_areas = get_allowed_block_template_part_areas(); $icon_by_area = array_combine( array_column( $defined_areas, 'area' ), array_column( $defined_areas, 'icon' ) ); foreach ( $template_parts as $template_part ) { // Navigation overlay template parts should not appear in the // general inserter. They are managed through the Navigation // block's overlay template part selector. $scope = ( 'navigation-overlay' === $template_part->area ) ? array() : array( 'inserter' ); $variations[] = array( 'name' => 'instance_' . sanitize_title( $template_part->slug ), 'title' => $template_part->title, // If there's no description for the template part don't show the // block description. This is a bit hacky, but prevent the fallback // by using a non-breaking space so that the value of description // isn't falsey. 'description' => $template_part->description || ' ', 'attributes' => array( 'slug' => $template_part->slug, 'theme' => $template_part->theme, 'area' => $template_part->area, ), 'scope' => $scope, 'icon' => $icon_by_area[ $template_part->area ] ?? null, 'example' => array( 'attributes' => array( 'slug' => $template_part->slug, 'theme' => $template_part->theme, 'area' => $template_part->area, ), ), ); } return $variations;}Introduced in 6.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/blocks/template-part.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.