inline utils

index.js

@@ -7,21 +7,23 @@
 
 'use strict';
 
-var utils = require('./utils');
+var union = require('arr-union');
+var clone = require('clone-deep');
+var typeOf = require('kind-of');
 
 module.exports = function mergeDeep(orig, objects) {
-  if (!utils.isObject(orig) && !Array.isArray(orig)) {
+  if (!isObject(orig) && !Array.isArray(orig)) {
     orig = {};
   }
 
-  var target = utils.clone(orig);
+  var target = clone(orig);
   var len = arguments.length;
   var idx = 0;
 
   while (++idx < len) {
     var val = arguments[idx];
 
-    if (utils.isObject(val) || Array.isArray(val)) {
+    if (isObject(val) || Array.isArray(val)) {
       merge(target, val);
     }
   }
@@ -37,12 +39,12 @@ function merge(target, obj) {
     var oldVal = obj[key];
     var newVal = target[key];
 
-    if (utils.isObject(newVal) && utils.isObject(oldVal)) {
+    if (isObject(newVal) && isObject(oldVal)) {
       target[key] = merge(newVal, oldVal);
     } else if (Array.isArray(newVal)) {
-      target[key] = utils.union([], newVal, oldVal);
+      target[key] = union([], newVal, oldVal);
     } else {
-      target[key] = utils.clone(oldVal);
+      target[key] = clone(oldVal);
     }
   }
   return target;
@@ -51,3 +53,7 @@ function merge(target, obj) {
 function hasOwn(obj, key) {
   return Object.prototype.hasOwnProperty.call(obj, key);
 }
+
+function isObject(val) {
+  return typeOf(val) === 'object' || typeOf(val) === 'function';
+}

package.json

@@ -10,8 +10,7 @@
   },
   "license": "MIT",
   "files": [
-    "index.js",
-    "utils.js"
+    "index.js"
   ],
   "main": "index.js",
   "engines": {
@@ -23,8 +22,7 @@
   "dependencies": {
     "arr-union": "^3.1.0",
     "clone-deep": "^0.2.4",
-    "kind-of": "^3.0.2",
-    "lazy-cache": "^1.0.3"
+    "kind-of": "^3.0.2"
   },
   "devDependencies": {
     "gulp-format-md": "^0.1.7",