@prelude/function/mjs/memoize.js

Function module.

const memoize = (f, k = JSON.stringify) => {
    const cache = new Map();
    const f_ = (...args) => {
        const key = k(args);
        if (cache.has(key)) {
            return cache.get(key);
        }
        const r = f(...args);
        cache.set(key, r);
        return r;
    };
    f_.cache = cache;
    return f_;
};
export default memoize;
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