Adding fallback_locale

just add next to your layout:

<meta name="fallback_locale" content="{{ config('app.fallback_locale') }}">

Author: angryalf

src/resources/js/VueTranslation/Translation.js

@@ -3,12 +3,18 @@ export default {
     translate(key,replacements={}) {
         let lang = document.documentElement.lang;
         let word = translations[lang];
+        let fallback_locale = document.querySelector('meta[name="fallback_locale"]') || null;
+        
         const keys = key.split('.');
         for (let i in keys) {
             try {
                 word = word[keys[i]];
                 if (word === undefined) {
-                    word = key;
+                    if (fallback_locale.content){
+                        word = translations[fallback_locale.content][keys[i]];
+                    } else {
+                        word = key;
+                    }
                     break;
                 }
             } catch (e) {