new functional transform interface. object support. updated documentation

Author: Michael

README.md

@@ -2,7 +2,7 @@
 
 var _ = require('lodash');
 
-exports.DataTransform = function(data, map){
+var DataTransform = function(data, map){
 
 	return {
 
@@ -59,18 +59,29 @@ exports.DataTransform = function(data, map){
 		},
 
 		transform : function(context) {
-
-			var value = this.getValue(data, map.list);
+			var useList = map.list != undefined;
+			var value; 
+			if (useList) { 
+				value = this.getValue(data, map.list);
+			} else if (_.isArray(data) && !useList) {
+				value = data;
+			} else if (_.isObject(data) && !useList) { 
+				value = [data];
+			}
 			var normalized = [];
-
+		
 			if(!_.isEmpty(value)) {
-				var list = this.getList();
+				var list = useList ? this.getList() : value;
 				normalized = map.item ? _.map(list, _.bind(this.iterator, this, map.item)) : list;
 				normalized = _.bind(this.operate, this, normalized)(context);
 				normalized = this.each(normalized, context);
 				normalized = this.removeAll(normalized);
 			}
 
+			if(!useList && _.isObject(data) && !_.isArray(data)){
+				return normalized[0];
+			}
+
 			return normalized;
 
 		},
@@ -158,3 +169,15 @@ exports.DataTransform = function(data, map){
 	};
 
 };
+
+exports.DataTransform = DataTransform;
+
+exports.transform = function(data, map, context) {
+	var dataTransform = new DataTransform(data, map)
+	return dataTransform.transform(context);
+}
+
+exports.transformAsync = function(data, map, context) {
+	var dataTransform = new DataTransform(data, map)
+	return dataTransform.transformAsync(context);
+}

index.js

@@ -1,6 +1,6 @@
 {
   "name": "node-json-transform",
-  "version": "1.0.21",
+  "version": "1.1.0",
   "description": "A node module for transforming and performing operations on JSON.",
   "main": "index.js",
   "scripts": {
@@ -22,10 +22,10 @@
   },
   "homepage": "https://github.com/bozzltron/node-json-transform",
   "dependencies": {
-    "lodash": "^4.17.4"
+    "lodash": "^4.17.15"
   },
   "devDependencies": {
     "deep-freeze": "0.0.1",
-    "jasmine-node": "^1.14.5"
+    "jasmine-node": "^3.0.0"
   }
 }

package-lock.json

@@ -1,8 +1,7 @@
-var DataTransform = require('../index.js').DataTransform,
+var transform = require('../index.js').transform,
 	_ = require("lodash");
 
 var map = {
-	list: 'items',
 	item: {
 		id: 'id',
 		sku: 'sku',
@@ -42,15 +41,13 @@ var map = {
 	},]
 };
 
-var object = {
-	items:[
-		{
-			id: 'books',
-			zero: 0,
-			sku:'10234-12312'
-		}
-	]
-};
+var object = [
+	{
+		id: 'books',
+		zero: 0,
+		sku:'10234-12312'
+	}
+];
 
 describe("node-json-transform", function() {
 
@@ -90,8 +87,7 @@ describe("node-json-transform", function() {
 		    }
 		];
 
-		var dataTransform = new DataTransform(object, map);
-		var result = dataTransform.transform();
+		var result = transform(object, map);
 
 		expect(result).toEqual(expected);