added whole system from ola4doc

sys/node_modules/es5-ext/object/_iterate.js

@@ -0,0 +1,29 @@
+// Internal method, used by iteration functions.
+// Calls a function for each key-value pair found in object
+// Optionally takes compareFn to iterate object in specific order
+
+'use strict';
+
+var callable = require('./valid-callable')
+  , value    = require('./valid-value')
+
+  , bind = Function.prototype.bind, call = Function.prototype.call, keys = Object.keys
+  , propertyIsEnumerable = Object.prototype.propertyIsEnumerable;
+
+module.exports = function (method, defVal) {
+	return function (obj, cb/*, thisArg, compareFn*/) {
+		var list, thisArg = arguments[2], compareFn = arguments[3];
+		obj = Object(value(obj));
+		callable(cb);
+
+		list = keys(obj);
+		if (compareFn) {
+			list.sort((typeof compareFn === 'function') ? bind.call(compareFn, obj) : undefined);
+		}
+		if (typeof method !== 'function') method = list[method];
+		return call.call(method, list, function (key, index) {
+			if (!propertyIsEnumerable.call(obj, key)) return defVal;
+			return call.call(cb, thisArg, obj[key], key, obj, index);
+		});
+	};
+};