Update src/mixins/lang.js

Co-authored-by: Matthew Nickson <mnickson@sidingsmedia.com>

src/mixins/lang.js

@@ -34,7 +34,10 @@ export default {
             localStorage.locale = lang;
             setPageLocale();
         },
-        /** Change the language for the current page (no localstore set) */
+        /** 
+         * Change the language for the current page (no localstore set) 
+         * @param {string} lang Code of language to switch to.
+         */
         async changeCurrentPageLang(lang) {
             let message = (await langModules["../lang/" + lang + ".json"]()).default;
             this.$i18n.setLocaleMessage(lang, message);