fix merge function

Author: sshev

index.js

@@ -12,6 +12,7 @@ var path = require("path");
 var typescript = require("typescript");
 var mkdirp = require("mkdirp");
 var rimraf = require("rimraf");
+var objectAssign = require("object-assign");
 
 
 function loadRelativeConfig() {
@@ -120,25 +121,7 @@ function writeToFile(fileOutputOpts, result) {
 /* Merges two (or more) objects,
    giving the last one precedence */
 function merge(target, source) {   
-  if ( typeof target !== 'object' ) {
-    target = {};
-  }
-  
-  for (var property in source) {
-    if ( source.hasOwnProperty(property) ) {            
-      var sourceProperty = source[ property ];            
-      if ( typeof sourceProperty === 'object' ) {
-        target[ property ] = merge( target[ property ], sourceProperty );
-        continue;
-      }            
-      target[ property ] = sourceProperty;            
-    }        
-  }
-  
-  for (var a = 2, l = arguments.length; a < l; a++) {
-    merge(target, arguments[a]);
-  }
-  
+  objectAssign(target, source);
   return target;
 }
 

package.json

@@ -29,6 +29,7 @@
   "dependencies": {
     "loader-utils": "^0.2.7",
     "mkdirp": "^0.5.1",
+    "object-assign": "^4.0.1",
     "rimraf": "^2.4.4",
     "strip-json-comments": "^1.0.2"
   }