julienmonnerie/kirby/config/fields/writer.php

<?php

use Kirby\Sane\Sane;

return [
	'props' => [
		/**
		 * Enables inline mode, which will not wrap new lines in paragraphs and creates hard breaks instead.
		 *
		 * @param bool $inline
		 */
		'inline' => function (bool $inline = false) {
			return $inline;
		},
		/**
		 * Sets the allowed HTML formats. Available formats: `bold`, `italic`, `underline`, `strike`, `code`, `link`, `email`. Activate them all by passing `true`. Deactivate them all by passing `false`
		 * @param array|bool $marks
		 */
		'marks' => function ($marks = true) {
			return $marks;
		},
		/**
		 * Sets the allowed nodes. Available nodes: `paragraph`, `heading`, `bulletList`, `orderedList`. Activate/deactivate them all by passing `true`/`false`. Default nodes are `paragraph`, `heading`, `bulletList`, `orderedList`.
		 * @param array|bool|null $nodes
		 */
		'nodes' => function ($nodes = null) {
			return $nodes;
		}
	],
	'computed' => [
		'value' => function () {
			$value = trim($this->value ?? '');
			return Sane::sanitize($value, 'html');
		}
	],
];