Control integrations with filter

function __construct( ) {
	
	add_action( 'init', array( $this, 'register_shortcode_ui' ) );	
}

function register_shortcode_ui() {

	apply_filters( 'hm_toc_register_shortcode_ui', false );
	
	// Do I need to include the actual code/file here that registers things
	// depending on the bool from above ^^
}

add_filter( 'hm_toc_register_shortcode_ui', function( $registered ) {
  
	if ( function_exists( 'some_integration' ) && ! $registered ) {
		//register using some_integration
		return true;
	}

	return false;
} );