diff --git a/lib/Format.js b/lib/Format.js
index 9c88045..54d9e33 100644
--- a/lib/Format.js
+++ b/lib/Format.js
@@ -20,7 +20,7 @@ const isFalsy = value => [null, undefined, false].indexOf(value) !== -1
 const isArray = arr => Array.isArray(arr)
 const hasWhiteSpace = s => s.indexOf(' ') !== -1
 
-const prettyObj = function (obj, color, opts) {
+function prettyObj (obj, color, opts) {
   const lineColor = getColor(CONST.LINE_COLOR)
   const { offset, depth } = opts
 
@@ -39,7 +39,7 @@ const prettyObj = function (obj, color, opts) {
   return fmtObj(obj, depth)
 }
 
-var serialize = function (obj, color, key) {
+function serialize (obj, color, key) {
   // symbols cannot be directly casted to strings
   if (isSymbol(key)) key = key.toString()
   if (isSymbol(obj)) obj = obj.toString()
@@ -89,8 +89,8 @@ var serialize = function (obj, color, key) {
   return msg
 }
 
-const format = opts =>
-  function (messages) {
+const createFormat = opts =>
+  function format (messages) {
     const args = slice(arguments, 1)
     const color = args.pop()
 
@@ -131,4 +131,4 @@ const format = opts =>
     return serialize(messages, color)
   }
 
-module.exports = format
+module.exports = createFormat