Updated description

snippets/isArrayLike.md

@@ -2,6 +2,8 @@
 
 Checks if the provided argument is array-like (i.e. is iterable).
 
+Check if the provided argument is not `null` and that its `Symbol.iterator` property is a function.
+
 ```js
 const isArrayLike = obj => obj != null && typeof obj[Symbol.iterator] === 'function';
 ```

test/initializeArrayWithRange/initializeArrayWithRange.js

@@ -1,3 +1,3 @@
 const initializeArrayWithRange = (end, start = 0, step = 1) =>
-  Array.from({length: Math.ceil((end - start + 1) / step)}, (v, i) => i * step + start);
+  Array.from({ length: Math.ceil((end - start + 1) / step) }, (v, i) => i * step + start);
 module.exports = initializeArrayWithRange;