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typescript-object-utils

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typescript-object-utils

Immutable object manipulation methods

0.2.6
Source
npm
Version published
Weekly downloads
514
-70.51%
Maintainers
1
Weekly downloads
 
Created
Source

typescript-object-utils

Immutable object manipulation methods

NPM Build Status

Installation

Library can be installed via npm.

$ npm install typescript-object-utils

Examples

shallowEquals

import {shallowEquals} from "typescript-object-utils";
shallowEquals({a: 1, b: 2}, {a: 1, b: 2});
 //=> true

merge

import {merge} from "typescript-object-utils";
const x = {a: 1, b: 2};
const y = {b: 2, c: 3};

const r = merge(x, y); r;
 //=> { a: 1, b: 2, c: 3 }
 
const s = merge(x, x); s;
 //=> {a: 1, b: 2}
x === s;
 //=> false

shallowMerge

import {shallowMerge} from "typescript-object-utils";
const x = {a: 1, b: 2, c: 3};
const y = {c: 5, d: 4};
const z = {a: 1, b: 2};

const r = shallowMerge(x, y); r;
 //=> { a: 1, b: 2, c: 5, d: 4 }

const s = shallowMerge(x, x); s;
 //=> { a: 1, b: 2, c: 3 }
x === s;
 //=> true

const t = shallowMerge(x, z); t;
 //=> { a: 1, b: 2, c: 3 }
x === t;
 //=> true

mergeDeep

import {mergeDeep} from "typescript-object-utils";
const x = {a: 1, b: {c: 3}};
const y = {b: {c: 3, d: 4}};
const z = {b: {c: 3}};

const r = mergeDeep(x, y); r;
 //=> { a: 1, b: { c: 3, d: 4 } }
 
const s = mergeDeep(x, z); s;
 //=> { a: 1, b: { c: 3 } }
x === s;
 //=> false

shallowMergeDeep

import {shallowMergeDeep} from "typescript-object-utils";
const x = {a: 1, b: {c: 3}};
const y = {b: {c: 3, d: 4}};
const z = {b: {c: 3}};

const r = shallowMergeDeep(x, y); r;
 //=> { a: 1, b: { c: 3, d: 4 } }
 
const s = shallowMergeDeep(x, z); s;
 //=> { a: 1, b: { c: 3 } }
x === s;
 //=> true

ES5 compatibility

typescript-object-utils use ES6 features, for ES5 compatibility use es6-shim

npm install --save es6-shim @types/es6-shim

and import in main file

// index.ts
require "es6-shim"

License (MIT)

Keywords

typescript

FAQs

Package last updated on 06 May 2017

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