tidy

src/keys.js

@@ -8,17 +8,17 @@ let BUFFER = Symbol()
 let array
 
 let recurse = obj => {
-	let temp
 	switch (typeof obj === 'object' && obj !== null && Object.getPrototypeOf(obj)) {
 		case Array.prototype:
 			array.push(ARRAY, obj.length)
 			for (let i = 0; i < obj.length; i++) i in obj ? recurse(obj[i]) : array.push(HOLE)
 			break
-		case Object.prototype:
-			temp = [...Object.getOwnPropertyNames(obj).sort(), ...Object.getOwnPropertySymbols(obj)]
+		case Object.prototype: {
+			let temp = [...Object.getOwnPropertyNames(obj).sort(), ...Object.getOwnPropertySymbols(obj)]
 			array.push(OBJECT, temp.length, ...temp)
 			temp.forEach(key => recurse(obj[key]))
 			break
+		}
 		case RegExp.prototype:
 			array.push(REGEXP, obj.toString())
 			break