i18n: Add method to check for existing language

2018-11-29 01:19:21 +01:00
parent 9c8e7e1aab
commit c296e7cc6b
1 changed files with 10 additions and 0 deletions
@@ -265,6 +265,16 @@ class I18n {
        return chain;
    }

+    /** Check if a language is known.
+     * 
+     * @param {string} language Name of the language
+     * @returns {bool} true if known.
+     */
+    hasLanguage(language) {
+        language = this._sanitizeLanguage(language);
+        return this.languages.has(language);
+    }
+
    /** Create a new language.
     * 
     * @param {string} language Name of the language.