Sage 9 Carbon Field Blocks

field.php

<?php
namespace App;

use Carbon_Fields\Field;
use Carbon_Fields\Block;

Block::make( __( 'Gutenberg Block' ) )
   ->set_icon( 'format-chat')
   ->add_fields( array(
     Field::make( 'rich_text', 'text', __( 'text', 'my-theme' ) )
   ) )
   ->set_render_callback( function ( $arg ) { 
     echo get_block_template('event_comment', $arg);
   } );

?>

functions.php

<?php
namespace App;

function get_block_template( $template, $args ){
  $template = App\locate_template([$template.".blade.php", 'resources/views/partials/blocks/'.$template.'.blade.php']);

  $data = collect(get_body_class())->reduce(function ($data, $class) use ($template) {
    return apply_filters("sage/template/{$class}/data", $data, $template);
  });

  $data = array_merge($data, $args);

  if( $template )
    echo App\template($template, $data);
  else
    echo sprintf(__("Template for block %s not found", 'my-theme'), $template);
}

?>

Needs to return empty array to avoid array_merge errors

$data = collect(get_body_class())->reduce(function ($data, $class) use ($template) { return apply_filters("sage/template/{$class}/data", $data, $template); }, []);