54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
/* eslint no-extend-native: ["error", { "exceptions": ["String", "Array"] }] */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const utils = require('../utils')
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class prototypes extends utils {
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static enable () {
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if (!String.prototype.hasOwnProperty('insert')) {
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Object.defineProperty(String.prototype, 'insert', {
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value: function (data, i) {
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return this.slice(0, i) + data + this.slice(i, this.length)
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}
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})
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}
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if (!Array.prototype.hasOwnProperty('has')) {
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Object.defineProperty(Array.prototype, 'has', {
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value: function (v) {
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return this.indexOf(v) !== -1
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}
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})
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}
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if (!Array.prototype.hasOwnProperty('extend')) {
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Object.defineProperty(Array.prototype, 'extend', {
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value: function (obj) {
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if (Array.isArray(obj)) {
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obj.forEach(function (v) {
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if (typeof v !== 'undefined') {
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this.push(v)
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}
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}, this)
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} else {
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this.push(obj)
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}
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}
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})
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}
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if (!Object.hasOwnProperty('isObject')) {
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Object.defineProperty(Object, 'isObject', {
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value: function (obj) {
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return (obj !== null && typeof obj === 'object' &&
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Object.prototype.toString.call(obj) === '[object Object]')
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}
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})
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}
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}
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}
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module.exports = prototypes
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