Adds ACF Field Group location rule for Post Type Support.

acf-post-type-supports.php

<?php
/**
 * Plugin Name: Field Group Location: Post Type Supports
 * Plugin URI: http://qwp6t.me/acf-post-type-supports
 * Description: Adds ACF Field Group location rule for Post Type Support. NOTE: You must first declare the supported feature in your theme.
 * Version: 1.0.0
 * Author: QWp6t
 * Author URI: http://qwp6t.me
 * License: MIT License
 */

add_filter('acf/location/rule_types', function ($choices) {
  $choices[__('Post', 'acf')]['post_type_supports'] = __('Post Type Supports', 'qwp6t');
  return $choices;
});

add_filter('acf/location/rule_values/post_type_supports', function ($choices = []) {
  foreach ($GLOBALS['_wp_post_type_features'] as $post_type) {
    foreach ($post_type as $feature => $args) {
      $choices[$feature] = $feature;
    }
  }
  $choices = array_unique($choices);
  asort($choices);
  return $choices;
}, 10, 1);

add_filter('acf/location/rule_match/post_type_supports', function ($match, array $rule, array $options) {
  if (!$options['post_id'] || $match) {
    return false;
  }
  $post_type = $options['post_type'] ?: get_post_type($options['post_id']);
  $match = post_type_supports($post_type, $rule['value']);
  return ($rule['operator'] == "!=") ? !$match : $match;
}, 10, 3);