Snippet to hide the woocommerce shipping methods based on user role

functions.php

/**
 * Title : Snippet to hide the woocommerce shipping methods based on user role .
 * Created at : 08 March 2019
 * Updated at : 08 March 2019
 * Pluginhive Plugins : https://www.pluginhive.com/
 * Gist Link : https://gist.github.com/renjith-ph/e72e111a31ffb8b2e52742dd5c374d37/
 */
add_filter( 'woocommerce_package_rates', function( $shipping_rates ) {

	// Provide user role and shipping methods values pair
	$role_shipping_method_arr = array(
		'customer' 			=>	array( 'free_shipping:2'),
		'administrator'		=>	array( 'flat_rate:1',),
		'guest'				=>  array('wf_shipping_ups:96'),
	);

	$current_user = wp_get_current_user();
// 	Uncomment below lines to get current user roles and check in Woocommerce->status->Log ,file name will contain xa_current_user_role
//	$log = new WC_Logger();
//	$log->add('xa_current_user_role', print_r($current_user->roles,true));

	// Loop through the user role and shipping method pair
	foreach( $role_shipping_method_arr as $role => $shipping_methods_to_hide ) {
		// Check if defined role exist in current user role or not
		if( in_array( $role, $current_user->roles) || (empty($current_user->roles) && $role=='guest') ) {
			// Loop through all the shipping rates
			foreach( $shipping_rates as $shipping_method_key => $shipping_method ) {
				$shipping_id = $shipping_method->get_id();
				// Unset the shipping method if found
				if( in_array( $shipping_id, $shipping_methods_to_hide) ) {
					unset($shipping_rates[$shipping_method_key]);
				}
			}
		}
	}
	return $shipping_rates;
} );