dynamodb-toolbox/dist/esm/utils/cloneDeep.js

Lightweight and type-safe query builder for DynamoDB and TypeScript.

export const cloneDeep = (obj) => {
    if (typeof obj !== 'object' || obj === null) {
        return obj;
    }
    if (obj instanceof Date) {
        return new Date(obj.getTime());
    }
    if (obj instanceof Array) {
        return obj.map(cloneDeep);
    }
    if (obj instanceof Set) {
        return new Set([...obj.values()].map(cloneDeep));
    }
    if (obj instanceof Uint8Array) {
        return Uint8Array.from(obj);
    }
    if (obj instanceof Object) {
        return Object.fromEntries([
            ...Object.entries(obj).map(([key, value]) => [key, cloneDeep(value)]),
            ...Object.getOwnPropertySymbols(obj).map(symbol => [
                symbol,
                cloneDeep(obj[symbol])
            ])
        ]);
    }
    throw new Error('Unable to clone object');
};