Moved GetObjectValue into utils/object

Author: photonstorm

v3/src/boot/Config.js

@@ -7,7 +7,7 @@
 var MATH = require('../math');
 var CONST = require('../const');
 var NOOP = require('../utils/NOOP');
-var GetObjectValue = require('../utils/GetObjectValue');
+var GetObjectValue = require('../utils/object/GetObjectValue');
 
 var defaultBannerColor = [
     '#ff0000',

v3/src/input/keyboard/combo/KeyCombo.js

@@ -1,4 +1,4 @@
-var GetObjectValue = require('../../../utils/GetObjectValue');
+var GetObjectValue = require('../../../utils/object/GetObjectValue');
 
 //  Keys can be either:
 //  

v3/src/sound/dynamic/FX.js

@@ -1,6 +1,6 @@
 
 var Between = require('../../math/Between');
-var GetObjectValue = require('../../utils/GetObjectValue');
+var GetObjectValue = require('../../utils/object/GetObjectValue');
 
 //  Phaser.Sound.Dynamic.FX
 

v3/src/state/Settings.js

@@ -1,6 +1,6 @@
 var CONST = require('./const');
 var ScaleModes = require('../renderer/ScaleModes');
-var GetObjectValue = require('../utils/GetObjectValue');
+var GetObjectValue = require('../utils/object/GetObjectValue');
 
 var Settings = function (config, gameConfig)
 {

v3/src/state/StateManager.js

@@ -9,7 +9,7 @@ var NOOP = require('../utils/NOOP');
 var State = require('./State');
 var Settings = require('./Settings');
 var Systems = require('./Systems');
-var GetObjectValue = require('../utils/GetObjectValue');
+var GetObjectValue = require('../utils/object/GetObjectValue');
 var EventDispatcher = require('../events/EventDispatcher');
 
 /**

v3/src/textures/parsers/SpriteSheetTextureParser.js

@@ -4,7 +4,7 @@
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
 
-var GetObjectValue = require('../../utils/GetObjectValue');
+var GetObjectValue = require('../../utils/object/GetObjectValue');
 
 /**
 * Parse a Sprite Sheet and extracts the frame data from it.

v3/src/utils/object/GetObjectValue.js

@@ -0,0 +1,37 @@
+//  Source object
+//  The key as a string, or an array of keys, i.e. 'banner', or 'banner.hideBanner'
+//  The default value to use if the key doesn't exist
+
+var GetObjectValue = function (source, key, defaultValue)
+{
+    if (key.indexOf('.'))
+    {
+        var keys = key.split('.');
+        var parent = source;
+        var value = defaultValue;
+
+        //  Use for loop here so we can break early
+        for (var i = 0; i < keys.length; i++)
+        {
+            if (parent.hasOwnProperty(keys[i]))
+            {
+                //  Yes it has a key property, let's carry on down
+                value = parent[keys[i]];
+
+                parent = parent[keys[i]];
+            }
+            else
+            {
+                break;
+            }
+        }
+
+        return value;
+    }
+    else
+    {
+        return (source.hasOwnProperty(key)) ? source[key] : defaultValue;
+    }
+};
+
+module.exports = GetObjectValue;