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‎.gitignore‎

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/node_modules
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.idea
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.vscode
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npm-debug.log*
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/typings

‎.npmignore‎

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/typings
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/.vscode

‎LICENSE.md‎

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MIT License
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Copyright (c) 2016 Bazyli Brzóska
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎README.md‎

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# easy-assign
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Easily deep assign objects and merge arrays inside of them.

‎package.json‎

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{
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"name": "@easy-webpack/assign",
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"version": "1.0.0",
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"description": "Easily deep assign objects and merge arrays inside of them",
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"main": "dist/index.js",
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"scripts": {
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"test": "TS_NODE_FAST=true TS_NODE_NO_PROJECT=true ava",
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"prepublish": "tsc -p ."
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},
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"repository": {
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"type": "git",
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"url": "git+https://github.com/easy-webpack/assign.git"
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},
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"keywords": [
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"object.assign",
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"assign",
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"append",
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"array",
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"configurator",
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"configuration",
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"config",
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"simple"
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],
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"author": "Bazyli Brzóska <[email protected]> (https://invent.life)",
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"license": "MIT",
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"bugs": {
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"url": "https://github.com/easy-webpack/assign/issues"
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},
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"homepage": "https://github.com/easy-webpack/assign#readme",
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"devDependencies": {
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"ava": "^0.15.2",
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"semantic-release": "^4.3.5",
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"ts-node": "^0.9.1",
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"tslint": "^3.11.0",
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"tslint-config-standard": "^1.2.2",
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"typescript": ">=1.9.0-dev || ^2.0.0"
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},
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"dependencies": {
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},
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"ava": {
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"files": [
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"test/**/*.{ts,js}"
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],
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"tap": false,
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"require": [
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"ts-node/register"
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]
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}
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}

‎src/index.ts‎

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export function assign(current, addition, property: string = 'config', style: 'append' | 'prepend' | 'replace' = 'replace') {
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if (addition === undefined) {
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return current
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}
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if (Array.isArray(current) && Array.isArray(addition)) {
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switch (style) {
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case 'append': return (current as Array<any>).concat(...addition)
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case 'prepend': return (addition as Array<any>).concat(...current)
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default: return addition.slice()
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}
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}
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else if (Array.isArray(addition)) {
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return addition.slice()
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}
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else if (typeof addition === 'object') {
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if (typeof current !== 'object' || addition['_literalReplace'])
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current = {}
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else
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current = Object.assign({}, current)
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for (let subProperty of Object.getOwnPropertyNames(addition)) {
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current[subProperty] = assign(current[subProperty], addition[subProperty], `${property}.${subProperty}`, style)
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}
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return current
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}
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return addition
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}
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export function literalReplace<T>(object: T): T {
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object['_literalReplace'] = true
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return object
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}
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export default assign;

‎test/assign.js‎

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import test from 'ava'
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import {assign} from '../src'
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test(`replace object | 1st degree`, t => {
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const replaced = assign({
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a: 'a'
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}, {
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a: 'b'
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}, undefined, 'replace')
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t.true(replaced.a == 'b')
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})
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test(`replace and extend object | 3rd degree`, t => {
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const replaced = assign({
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a: { a: {
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a: 'a',
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b: 'b'
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} },
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c: 'c'
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}, {
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a: { a: { a: 'b' } },
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b: 'b'
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}, undefined, 'replace')
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t.true(replaced.a.a.a == 'b', 'assignes new value')
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t.true(replaced.a.a.b == 'b', 'keeps previously assigned value')
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t.true(replaced.b == 'b')
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t.true(replaced.c == 'c')
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})
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test(`don't replace object | 1st degree`, t => {
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const replaced = assign({
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a: 'a'
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}, {
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b: 'b'
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}, undefined, 'replace')
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t.true(replaced.a == 'a')
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t.true(replaced.b == 'b')
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})
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test(`append object | 2nd degree`, t => {
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const replaced = assign({
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a: { aIn: 'a' }
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}, {
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a: { bIn: 'b' }
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}, undefined, 'append')
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t.true(replaced.a.aIn == 'a')
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t.true(replaced.a.bIn == 'b')
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})
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test(`append object | 3rd degree`, t => {
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const replaced = assign({
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a: { aIn: { aInIn: 'a' } }
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}, {
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a: { aIn: { bInIn: 'b' } }
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}, undefined, 'append')
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t.true(replaced.a.aIn.aInIn == 'a')
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t.true(replaced.a.aIn.bInIn == 'b')
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})
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test(`append array | 3rd degree`, t => {
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const replaced = assign({
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a: { aIn: { aInIn: ['a'] } }
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}, {
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a: { aIn: { aInIn: ['b'] } }
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}, undefined, 'append')
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t.true(replaced.a.aIn.aInIn[0] == 'a')
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t.true(replaced.a.aIn.aInIn[1] == 'b')
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})
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test(`prepend array | 3rd degree`, t => {
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const replaced = assign({
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a: { aIn: { aInIn: ['a'] } }
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}, {
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a: { aIn: { aInIn: ['b'] } }
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}, undefined, 'prepend')
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t.true(replaced.a.aIn.aInIn[0] == 'b')
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t.true(replaced.a.aIn.aInIn[1] == 'a')
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})
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test(`string replace | 1st degree`, t => {
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const replaced = assign({
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a: 'before'
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}, {
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a: 'after'
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}, undefined, 'replace')
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t.true(replaced.a == 'after')
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})
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test(`prepend combinations | multiple degrees`, t => {
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const replaced = assign({
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obj: { aIn: { aInIn: ['a'], bInIn: 'oldField' } },
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arr: ['a']
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}, {
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obj: { aIn: { aInIn: ['b'], bInIn: 'newField' } },
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arr: ['b']
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}, undefined, 'prepend')
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t.true(replaced.obj.aIn.aInIn.length == 2)
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t.true(replaced.obj.aIn.aInIn[0] == 'b')
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t.true(replaced.obj.aIn.aInIn[1] == 'a')
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t.true(replaced.obj.aIn.bInIn == 'newField', 'change non-object/non-array objects with prepend/append')
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t.true(replaced.arr.length == 2)
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t.true(replaced.arr[0] == 'b')
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t.true(replaced.arr[1] == 'a')
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})

‎tsconfig.json‎

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{
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"compilerOptions": {
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"target": "es2015",
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"module": "commonjs",
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"experimentalDecorators": true,
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"moduleResolution": "node",
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"allowJs": false,
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"declaration": true,
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"outDir": "dist",
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"rootDir": "src",
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"sourceRoot": "src",
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"sourceMap": true
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},
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"exclude": [
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"node_modules",
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"dist",
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"test",
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"example"
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]
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}

‎tslint.json‎

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{
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"extends": "tslint-config-standard"
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}

‎typings.json‎

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{
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"dependencies": {
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"debug": "registry:npm/debug#2.0.0+20160511151334",
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"lodash": "registry:npm/lodash#4.0.0+20160416211519"
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},
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"globalDependencies": {
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"node": "registry:env/node#6.0.0+20160610031852"
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}
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}

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