wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php:305Retrieves the search params for the blocks collection.
arrayOne hook fires while WP_REST_Block_Directory_Controller::get_collection_params() runs, in this order:
Filters REST API collection parameters for the block directory controller.
public function get_collection_params() { $query_params = parent::get_collection_params(); $query_params['context']['default'] = 'view'; $query_params['term'] = array( 'description' => __( 'Limit result set to blocks matching the search term.' ), 'type' => 'string', 'required' => true, 'minLength' => 1, ); unset( $query_params['search'] ); /** * Filters REST API collection parameters for the block directory controller. * * @since 5.5.0 * * @param array $query_params JSON Schema-formatted collection parameters. */ return apply_filters( 'rest_block_directory_collection_params', $query_params ); }Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.