Redirection plugin: Add support for additional shortcodes. Working as of Redirection v5.3.5

functions.php

<?php

/**
 * Redirection plugin: Add support for additional shortcodes.
 *
 * Adding support for: [my_shortcode]
 * !!!You CANNOT call `do_shortcode()` within this function. Just call the shortcode's function directly.
 *
 * @link https://gist.github.com/cliffordp/e74f559a523259141a7e95c25a7327fa This snippet.
 * @link https://redirection.me/support/dynamic-urls/
 * @link https://github.com/johngodley/redirection/blob/5.3.6/models/url/url-transform.php#L31
 */
add_filter( 'redirection_shortcodes', function ( array $supported_shortcodes ) {
	return array_merge( [ 'my_shortcode' ], $supported_shortcodes );
} );

add_filter( 'redirection_url_transform', function (
	string $value,
	string $tag,
	$attrs,
	$content
) {
	if ( 'my_shortcode' === $tag ) {
		if ( function_exists( 'my_shortcode' ) ) {
			$value = my_shortcode();
		} else {
			$value = '';
		}
	}

	return $value;
}, 10, 4 );