Travis build: 1705 [cron]

test/permutations/permutations.js

@@ -3,10 +3,7 @@ if (arr.length <= 2) return arr.length === 2 ? [arr, [arr[1], arr[0]]] : arr;
 return arr.reduce(
 (acc, item, i) =>
 acc.concat(
-permutations([...arr.slice(0, i), ...arr.slice(i + 1)]).map(val => [
-item,
-...val,
-])
+permutations([...arr.slice(0, i), ...arr.slice(i + 1)]).map(val => [item, ...val])
 ),
 []
 );