issue#4:

* removed dependency to complete lodash library and added specific dependencies to lodash´s #clonedeep, #get and #set functions to get the library lighter

package.json

@@ -1,6 +1,6 @@
 {
   "name": "typescript-immutable-helper",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "description": "Helpers for handling immutable objects with typescript",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -35,11 +35,12 @@
   },
   "homepage": "https://github.com/maimArt/typescript-immutable-helper#readme",
   "dependencies": {
-    "lodash": "^4.17.10"
+    "lodash.clonedeep": "^4.5.0",
+    "lodash.get": "^4.4.2",
+    "lodash.set": "^4.3.2"
   },
   "devDependencies": {
     "@types/chai": "^4.1.3",
-    "@types/lodash": "^4.14.109",
     "@types/mocha": "^2.2.48",
     "@types/node": "^8.10.19",
     "chai": "^4.1.0",

src/replicator.ts

@@ -1,4 +1,6 @@
-import * as _ from 'lodash'
+import * as _cloneDeep from 'lodash.clonedeep'
+import * as _set from 'lodash.set'
+import * as _get from 'lodash.get'
 import {deepFreeze, isDeepFrozen} from './deepFreeze'
 
 /**
@@ -16,7 +18,7 @@ export class ReplicationBuilder<T> {
      * @param {RT} sourceObject traversing object
      */
     private constructor(sourceObject: T) {
-        this.replica = _.cloneDeep(sourceObject);
+        this.replica = _cloneDeep(sourceObject);
         this.freeze = Object.isFrozen(sourceObject);
         if (this.freeze && !isDeepFrozen(sourceObject)) {
             console.warn('Source object is frozen but not deep frozen. Please care that always deepFreeze() is used to recursively freeze the object')
@@ -181,7 +183,7 @@ export class PropertyModifier<PT, VT> {
      * @returns {PT}
      */
     with(value: VT): PT {
-        _.set(this.replica, this.relativePathToRoot, value);
+        _set(this.replica, this.relativePathToRoot, value);
         return this.parent
     }
 
@@ -191,7 +193,7 @@ export class PropertyModifier<PT, VT> {
      * @returns PT this
      */
     by(setFunction: (VT) => VT): PT {
-        let currentvalue = _.get(this.replica, this.relativePathToRoot);
+        let currentvalue = _get(this.replica, this.relativePathToRoot);
         let value = setFunction(currentvalue);
         return this.with(value)
     }
@@ -202,7 +204,7 @@ export class PropertyModifier<PT, VT> {
      * @returns {PT}
      */
     withCloneAndDo(executeOnCloneFunction: (VT) => void): PT {
-        let currentvalue = _.get(this.replica, this.relativePathToRoot);
+        let currentvalue = _get(this.replica, this.relativePathToRoot);
         executeOnCloneFunction(currentvalue);
         return this.parent;
     }

src/tests/replicator.spec.ts

@@ -112,9 +112,7 @@ describe('ReplicationBuilder', () => {
         let durationinMS = new Date().getTime() - startTimestamp;
         console.info(repeatCount + ' clone repetitions with ' + objectCount + ' objects took ' + durationinMS + 'ms');
 
-
         expect(durationinMS).to.be.below(100)
     });
 
-
 });