[ticket/15515] rebase on 16414

PHPBB3-15515

travis/check-js.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+#
+# This file is part of the phpBB Forum Software package.
+#
+# @copyright (c) phpBB Limited <https://www.phpbb.com>
+# @license GNU General Public License, version 2 (GPL-2.0)
+#
+# For full copyright and license information, please see
+# the docs/CREDITS.txt file.
+#
+set -e
+set +x
+
+NOTESTS=$1
+
+if [ "$NOTESTS" == '1' ]
+then
+	npm install -g > /dev/null
+	npm install > /dev/null
+	set -x
+	npm run xo
+fi