helper-methods

The collection of javascript methods to ease developers job.

:electric_plug: Installation

npm install helper-methods -S/-D

Usage

var helperMethods = require('helper-methods');

var indexifiesObject = helperMethods.indexifyArray([{ id: 91, value: 'India' }, { id: 1, value: 'USA' }],'id');

Output

{ 1: { id: 1, value: 'USA' }, 91: { id: 91, value: 'India'}};

Using This Module

How to Use

var helperMethods = require('helper-methods');

IndexifyArray

This method indexify the array of JSON object by the attribute of JSON object and return unique result.

var data = [{
      'id': 1,
      'user': 'barney',
      'active': false
    }, {
      'id': 2,
      'user': 'fred',
      'active': false
    }];

 helperMehtods.indexifyArray(data,'id');
 //result
 ==> {1:{'id':1,'user':'barney','active':false},2:{'id':2,'user':'fred','active':false}}

Indexify

This method indexify the array of json object based upon the request attributes of json object.

var data = var data = [{
      'id': 1,
      'user': 'barney',
      'active': false
    }, {
      'id': 2,
      'user': 'fred',
      'active': false
    }];

 helperMehtods.indexify(data,'id','user');
 //result
 ==> {1:'barney',2:'fred'};

JsonToArray

This method convert json object to array

var data = {
            'id': 1,
            'user': 'barney',
            'active': false
        };
 helperMethods.jsonToArray(data);
 //result
 // [{ 'id': 1},{ 'user': 'barney' },{ 'active': false }]       

ObjectDifference

var object1 = { 'user': 'barney', 'age': 36, 'active': true },
object2 = { 'user': 'Prateek',   'age': 50, 'active': false };
helperMethods.objectDifference(object1,object2);
//result
//=> object of barney


var object1 = { 'user': 'barney', 'age': 36, 'active': true },
object2 = { 'user': 'Prateek',   'age': 50, 'active': false }
helperMethods.objectDifference(object1,object2,['age']);
//result
//=> object of Prateek with only age {age:50};

var object1 = { 'user': 'barney', 'age': 36, 'active': true },
object2 = { 'user': 'Prateek',   'age': 50, 'active': false }
helperMethods.objectDifference(object1,object2,['user','age']);
//result
//=> object of barney {user:'barney',age:36};