Add newline at the end of locales files

src/order-locales.js

@@ -2,21 +2,24 @@
 
 const fs = require("fs");
 const path = require("path");
-
 const locales = "../locales";
 
 fs.readdir(locales, function(err, files) {
-  files.forEach(function(file, index) {
+  if (err) return console.error(err);
+
+  files.forEach(function(file) {
     const unordered = JSON.parse(fs.readFileSync(path.join(locales, file)));
     const ordered = {};
+
     Object.keys(unordered)
       .sort()
       .forEach(function(key) {
         ordered[key] = unordered[key];
       });
+
     fs.writeFileSync(
       path.join(locales, file),
-      JSON.stringify(ordered, null, 2)
+      JSON.stringify(ordered, null, 2).concat('\n')
     );
   });
 });