179 lines
6.8 KiB
JavaScript
179 lines
6.8 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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const getSymbols = require('../compat/_internal/getSymbols.js');
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const getTag = require('../compat/_internal/getTag.js');
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const tags = require('../compat/_internal/tags.js');
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const isPrimitive = require('../predicate/isPrimitive.js');
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const isTypedArray = require('../predicate/isTypedArray.js');
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function cloneDeepWith(obj, cloneValue) {
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return cloneDeepWithImpl(obj, undefined, obj, new Map(), cloneValue);
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}
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function cloneDeepWithImpl(valueToClone, keyToClone, objectToClone, stack = new Map(), cloneValue = undefined) {
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const cloned = cloneValue?.(valueToClone, keyToClone, objectToClone, stack);
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if (cloned !== undefined) {
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return cloned;
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}
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if (isPrimitive.isPrimitive(valueToClone)) {
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return valueToClone;
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}
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if (stack.has(valueToClone)) {
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return stack.get(valueToClone);
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}
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if (Array.isArray(valueToClone)) {
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const result = new Array(valueToClone.length);
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stack.set(valueToClone, result);
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for (let i = 0; i < valueToClone.length; i++) {
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result[i] = cloneDeepWithImpl(valueToClone[i], i, objectToClone, stack, cloneValue);
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}
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if (Object.hasOwn(valueToClone, 'index')) {
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result.index = valueToClone.index;
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}
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if (Object.hasOwn(valueToClone, 'input')) {
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result.input = valueToClone.input;
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}
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return result;
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}
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if (valueToClone instanceof Date) {
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return new Date(valueToClone.getTime());
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}
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if (valueToClone instanceof RegExp) {
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const result = new RegExp(valueToClone.source, valueToClone.flags);
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result.lastIndex = valueToClone.lastIndex;
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return result;
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}
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if (valueToClone instanceof Map) {
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const result = new Map();
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stack.set(valueToClone, result);
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for (const [key, value] of valueToClone) {
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result.set(key, cloneDeepWithImpl(value, key, objectToClone, stack, cloneValue));
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}
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return result;
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}
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if (valueToClone instanceof Set) {
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const result = new Set();
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stack.set(valueToClone, result);
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for (const value of valueToClone) {
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result.add(cloneDeepWithImpl(value, undefined, objectToClone, stack, cloneValue));
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}
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return result;
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}
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if (typeof Buffer !== 'undefined' && Buffer.isBuffer(valueToClone)) {
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return valueToClone.subarray();
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}
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if (isTypedArray.isTypedArray(valueToClone)) {
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const result = new (Object.getPrototypeOf(valueToClone).constructor)(valueToClone.length);
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stack.set(valueToClone, result);
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for (let i = 0; i < valueToClone.length; i++) {
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result[i] = cloneDeepWithImpl(valueToClone[i], i, objectToClone, stack, cloneValue);
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}
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return result;
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}
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if (valueToClone instanceof ArrayBuffer ||
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(typeof SharedArrayBuffer !== 'undefined' && valueToClone instanceof SharedArrayBuffer)) {
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return valueToClone.slice(0);
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}
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if (valueToClone instanceof DataView) {
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const result = new DataView(valueToClone.buffer.slice(0), valueToClone.byteOffset, valueToClone.byteLength);
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (typeof File !== 'undefined' && valueToClone instanceof File) {
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const result = new File([valueToClone], valueToClone.name, {
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type: valueToClone.type,
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});
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (typeof Blob !== 'undefined' && valueToClone instanceof Blob) {
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const result = new Blob([valueToClone], { type: valueToClone.type });
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (valueToClone instanceof Error) {
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const result = new valueToClone.constructor();
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stack.set(valueToClone, result);
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result.message = valueToClone.message;
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result.name = valueToClone.name;
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result.stack = valueToClone.stack;
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result.cause = valueToClone.cause;
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (valueToClone instanceof Boolean) {
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const result = new Boolean(valueToClone.valueOf());
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (valueToClone instanceof Number) {
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const result = new Number(valueToClone.valueOf());
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (valueToClone instanceof String) {
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const result = new String(valueToClone.valueOf());
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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if (typeof valueToClone === 'object' && isCloneableObject(valueToClone)) {
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const result = Object.create(Object.getPrototypeOf(valueToClone));
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stack.set(valueToClone, result);
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copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
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return result;
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}
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return valueToClone;
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}
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function copyProperties(target, source, objectToClone = target, stack, cloneValue) {
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const keys = [...Object.keys(source), ...getSymbols.getSymbols(source)];
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for (let i = 0; i < keys.length; i++) {
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const key = keys[i];
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const descriptor = Object.getOwnPropertyDescriptor(target, key);
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if (descriptor == null || descriptor.writable) {
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target[key] = cloneDeepWithImpl(source[key], key, objectToClone, stack, cloneValue);
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}
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}
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}
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function isCloneableObject(object) {
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switch (getTag.getTag(object)) {
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case tags.argumentsTag:
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case tags.arrayTag:
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case tags.arrayBufferTag:
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case tags.dataViewTag:
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case tags.booleanTag:
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case tags.dateTag:
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case tags.float32ArrayTag:
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case tags.float64ArrayTag:
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case tags.int8ArrayTag:
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case tags.int16ArrayTag:
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case tags.int32ArrayTag:
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case tags.mapTag:
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case tags.numberTag:
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case tags.objectTag:
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case tags.regexpTag:
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case tags.setTag:
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case tags.stringTag:
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case tags.symbolTag:
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case tags.uint8ArrayTag:
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case tags.uint8ClampedArrayTag:
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case tags.uint16ArrayTag:
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case tags.uint32ArrayTag: {
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return true;
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}
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default: {
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return false;
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}
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}
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}
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exports.cloneDeepWith = cloneDeepWith;
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exports.cloneDeepWithImpl = cloneDeepWithImpl;
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exports.copyProperties = copyProperties;
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