filterKeys ES10

filterKeysES10.js

const filterKeys = (_raw, ..._allowed) => {
	_allowed = _allowed.flat();
	_raws = [_raw].flat();

	const filtered = _raws.map(_raw => {
		const filtered = Object.keys(_raw)
			.filter(key => _allowed.includes(key))
			.reduce((obj, key) => {
				obj[key] = _raw[key];
				return obj;
			}, {});

		return filtered;
	})
	
	return filtered;
}

const raw = [
	{
		descricao: 'nu 1',
		valor: 1000,
		outracoisa: 'kaaaaaa'
	},
	{
		descricao: 'nu 2',
		valor: 12222,
		testetop: 'jjjjjjjj'
	}
];

const allowed = ['descricao', 'valor'];

console.log(filterKeys(raw, allowed));
/* output:
	{
		descricao: 'nu 1',
		valor: 1000
	},
	{
		descricao: 'nu 2',
		valor: 12222
	};
*/