Add _warn in i18n module

src/i18n/index.js

@@ -100,13 +100,10 @@ export default () => {
      * // -> { hello: '...' }
      */
     getMessages(lang, opts = {}) {
-      const { em, config } = this;
-      const { messages } = config;
-      !opts.noWarn &&
-        lang &&
+      const { messages } = this.config;
+      lang &&
         !messages[lang] &&
-        em &&
-        em.logWarning(`'${lang}' i18n lang set not found`);
+        this._warn(`'${lang}' i18n lang set not found`, opts);
       return lang ? messages[lang] : messages;
     },
 
@@ -189,15 +186,17 @@ export default () => {
       const msgSet = this.getMessages(locale, opts) || {};
       const reg = new RegExp(`\{([\\w\\d-]*)\}`, 'g');
       let result = msgSet[key];
-      !result &&
-        !opts.noWarn &&
-        em &&
-        em.logWarning(`'${key}' i18n key not found`);
+      !result && this._warn(`'${key}' i18n key not found`, opts);
       result = result
         ? result.replace(reg, (m, val) => param[val] || '').trim()
         : result;
 
       return result;
+    },
+
+    _warn(str, opts = {}) {
+      const { em } = this;
+      !opts.noWarn && em && em.logWarning(str);
     }
   };
 };

test/specs/i18n/index.js

@@ -69,6 +69,24 @@ describe('I18n', () => {
       expect(obj.t('msg1')).toBe(msg1);
     });
 
+    test('Translate method with object structure', () => {
+      const msg1 = 'Msg level 1';
+      const msg2 = 'Msg level 2';
+      obj.setLocale('en');
+      obj.setMessages({
+        en: {
+          key1: {
+            msg1,
+            key2: {
+              msg2
+            }
+          }
+        }
+      });
+      expect(obj.t('key1.msg1')).toBe(msg1);
+      expect(obj.t('key1.key2.msg2')).toBe(msg2);
+    });
+
     test('Translate method with custom locale', () => {
       const msg1 = 'Msg 1';
       const msg1Alt = `${msg1} it`;