Travis build: 391

snippets/flatten.md

@@ -5,9 +5,9 @@ Flattens an array.
 Use a new array and concatenate it with the spread input array causing a shallow denesting of any contained arrays.
 
 ```js
-const flatten = arr => [ ].concat(...arr);
+const flatten = arr => [].concat(...arr);
 ```
 
 ```js
-flatten([1,[2],3,4]) // [1,2,3,4]
+flatten([1, [2], 3, 4]); // [1,2,3,4]
 ```