es-toolkit/dist/set/map.mjs

A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

function map(set, getNewValue) {
    const result = new Set();
    for (const value of set) {
        const newValue = getNewValue(value, value, set);
        result.add(newValue);
    }
    return result;
}

export { map };