Travis build: 1507

snippets/join.md

@@ -11,14 +11,15 @@ Omit the second argument, `separator`, to use a default separator of `','`.
 Omit the third argument, `end`, to use the same value as `separator` by default.
 
 ```js
+
 const join = (arr, separator = ',', end = separator) =>
   arr.reduce(
     (acc, val, i) =>
       i === arr.length - 2
         ? acc + val + end
         : i === arr.length - 1
-        ? acc + val
-        : acc + val + separator,
+          ? acc + val
+          : acc + val + separator,
     ''
   );
 ```