forked from projectmoon/tenebrous-dicebot
50 lines
1023 B
JavaScript
50 lines
1023 B
JavaScript
'use strict';
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/**
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* Module dependenices
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*/
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const clone = require('shallow-clone');
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const typeOf = require('kind-of');
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const isPlainObject = require('is-plain-object');
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function cloneDeep(val, instanceClone) {
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switch (typeOf(val)) {
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case 'object':
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return cloneObjectDeep(val, instanceClone);
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case 'array':
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return cloneArrayDeep(val, instanceClone);
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default: {
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return clone(val);
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}
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}
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}
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function cloneObjectDeep(val, instanceClone) {
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if (typeof instanceClone === 'function') {
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return instanceClone(val);
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}
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if (instanceClone || isPlainObject(val)) {
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const res = new val.constructor();
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for (let key in val) {
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res[key] = cloneDeep(val[key], instanceClone);
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}
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return res;
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}
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return val;
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}
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function cloneArrayDeep(val, instanceClone) {
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const res = new val.constructor(val.length);
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for (let i = 0; i < val.length; i++) {
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res[i] = cloneDeep(val[i], instanceClone);
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}
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return res;
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}
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/**
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* Expose `cloneDeep`
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*/
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module.exports = cloneDeep;
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