source: node_modules/es-toolkit/dist/object/cloneDeepWith.mjs

Last change on this file was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago

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[a762898]1import { getSymbols } from '../compat/_internal/getSymbols.mjs';
2import { getTag } from '../compat/_internal/getTag.mjs';
3import { uint32ArrayTag, uint16ArrayTag, uint8ClampedArrayTag, uint8ArrayTag, symbolTag, stringTag, setTag, regexpTag, objectTag, numberTag, mapTag, int32ArrayTag, int16ArrayTag, int8ArrayTag, float64ArrayTag, float32ArrayTag, dateTag, booleanTag, dataViewTag, arrayBufferTag, arrayTag, argumentsTag } from '../compat/_internal/tags.mjs';
4import { isPrimitive } from '../predicate/isPrimitive.mjs';
5import { isTypedArray } from '../predicate/isTypedArray.mjs';
6
7function cloneDeepWith(obj, cloneValue) {
8 return cloneDeepWithImpl(obj, undefined, obj, new Map(), cloneValue);
9}
10function cloneDeepWithImpl(valueToClone, keyToClone, objectToClone, stack = new Map(), cloneValue = undefined) {
11 const cloned = cloneValue?.(valueToClone, keyToClone, objectToClone, stack);
12 if (cloned !== undefined) {
13 return cloned;
14 }
15 if (isPrimitive(valueToClone)) {
16 return valueToClone;
17 }
18 if (stack.has(valueToClone)) {
19 return stack.get(valueToClone);
20 }
21 if (Array.isArray(valueToClone)) {
22 const result = new Array(valueToClone.length);
23 stack.set(valueToClone, result);
24 for (let i = 0; i < valueToClone.length; i++) {
25 result[i] = cloneDeepWithImpl(valueToClone[i], i, objectToClone, stack, cloneValue);
26 }
27 if (Object.hasOwn(valueToClone, 'index')) {
28 result.index = valueToClone.index;
29 }
30 if (Object.hasOwn(valueToClone, 'input')) {
31 result.input = valueToClone.input;
32 }
33 return result;
34 }
35 if (valueToClone instanceof Date) {
36 return new Date(valueToClone.getTime());
37 }
38 if (valueToClone instanceof RegExp) {
39 const result = new RegExp(valueToClone.source, valueToClone.flags);
40 result.lastIndex = valueToClone.lastIndex;
41 return result;
42 }
43 if (valueToClone instanceof Map) {
44 const result = new Map();
45 stack.set(valueToClone, result);
46 for (const [key, value] of valueToClone) {
47 result.set(key, cloneDeepWithImpl(value, key, objectToClone, stack, cloneValue));
48 }
49 return result;
50 }
51 if (valueToClone instanceof Set) {
52 const result = new Set();
53 stack.set(valueToClone, result);
54 for (const value of valueToClone) {
55 result.add(cloneDeepWithImpl(value, undefined, objectToClone, stack, cloneValue));
56 }
57 return result;
58 }
59 if (typeof Buffer !== 'undefined' && Buffer.isBuffer(valueToClone)) {
60 return valueToClone.subarray();
61 }
62 if (isTypedArray(valueToClone)) {
63 const result = new (Object.getPrototypeOf(valueToClone).constructor)(valueToClone.length);
64 stack.set(valueToClone, result);
65 for (let i = 0; i < valueToClone.length; i++) {
66 result[i] = cloneDeepWithImpl(valueToClone[i], i, objectToClone, stack, cloneValue);
67 }
68 return result;
69 }
70 if (valueToClone instanceof ArrayBuffer ||
71 (typeof SharedArrayBuffer !== 'undefined' && valueToClone instanceof SharedArrayBuffer)) {
72 return valueToClone.slice(0);
73 }
74 if (valueToClone instanceof DataView) {
75 const result = new DataView(valueToClone.buffer.slice(0), valueToClone.byteOffset, valueToClone.byteLength);
76 stack.set(valueToClone, result);
77 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
78 return result;
79 }
80 if (typeof File !== 'undefined' && valueToClone instanceof File) {
81 const result = new File([valueToClone], valueToClone.name, {
82 type: valueToClone.type,
83 });
84 stack.set(valueToClone, result);
85 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
86 return result;
87 }
88 if (typeof Blob !== 'undefined' && valueToClone instanceof Blob) {
89 const result = new Blob([valueToClone], { type: valueToClone.type });
90 stack.set(valueToClone, result);
91 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
92 return result;
93 }
94 if (valueToClone instanceof Error) {
95 const result = new valueToClone.constructor();
96 stack.set(valueToClone, result);
97 result.message = valueToClone.message;
98 result.name = valueToClone.name;
99 result.stack = valueToClone.stack;
100 result.cause = valueToClone.cause;
101 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
102 return result;
103 }
104 if (valueToClone instanceof Boolean) {
105 const result = new Boolean(valueToClone.valueOf());
106 stack.set(valueToClone, result);
107 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
108 return result;
109 }
110 if (valueToClone instanceof Number) {
111 const result = new Number(valueToClone.valueOf());
112 stack.set(valueToClone, result);
113 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
114 return result;
115 }
116 if (valueToClone instanceof String) {
117 const result = new String(valueToClone.valueOf());
118 stack.set(valueToClone, result);
119 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
120 return result;
121 }
122 if (typeof valueToClone === 'object' && isCloneableObject(valueToClone)) {
123 const result = Object.create(Object.getPrototypeOf(valueToClone));
124 stack.set(valueToClone, result);
125 copyProperties(result, valueToClone, objectToClone, stack, cloneValue);
126 return result;
127 }
128 return valueToClone;
129}
130function copyProperties(target, source, objectToClone = target, stack, cloneValue) {
131 const keys = [...Object.keys(source), ...getSymbols(source)];
132 for (let i = 0; i < keys.length; i++) {
133 const key = keys[i];
134 const descriptor = Object.getOwnPropertyDescriptor(target, key);
135 if (descriptor == null || descriptor.writable) {
136 target[key] = cloneDeepWithImpl(source[key], key, objectToClone, stack, cloneValue);
137 }
138 }
139}
140function isCloneableObject(object) {
141 switch (getTag(object)) {
142 case argumentsTag:
143 case arrayTag:
144 case arrayBufferTag:
145 case dataViewTag:
146 case booleanTag:
147 case dateTag:
148 case float32ArrayTag:
149 case float64ArrayTag:
150 case int8ArrayTag:
151 case int16ArrayTag:
152 case int32ArrayTag:
153 case mapTag:
154 case numberTag:
155 case objectTag:
156 case regexpTag:
157 case setTag:
158 case stringTag:
159 case symbolTag:
160 case uint8ArrayTag:
161 case uint8ClampedArrayTag:
162 case uint16ArrayTag:
163 case uint32ArrayTag: {
164 return true;
165 }
166 default: {
167 return false;
168 }
169 }
170}
171
172export { cloneDeepWith, cloneDeepWithImpl, copyProperties };
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