Instantiating ACF Gutenberg block script instances.

start-em-up.js

$( function () {


		// back-end instantiating
		if ( window.acf ) {

				// https://www.advancedcustomfields.com/resources/javascript-api/#functions-addaction
				window.acf.addAction( 'render_block_preview/type=full-width-slider', function ( field ) {
						const $sliderContainers = $( field ).find( '.block.full-width-slider' );

						if ( $sliderContainers.length > 0 ) {
								$sliderContainers.each( ( i, el ) => {
										const blockFullWidthSlider = new BlockFullWidthSlider( $( el ) );
								} );
						}
				} );
		} else {
				// Normal front-end version
				const $sliderContainers = $( '.block.full-width-slider' );

				if ( $sliderContainers.length > 0 ) {
						$sliderContainers.each( ( i, el ) => {
								const blockFullWidthSlider = new BlockFullWidthSlider( $( el ) );
						} );
				}
		}

} );