@studiometa/js-toolkit/utils/memoize.js

A set of useful little bits of JavaScript to boost your project! 🚀

function memoize(fn, {
  maxAge = Number.POSITIVE_INFINITY,
  cacheKey = JSON.stringify,
  cache = /* @__PURE__ */ new Map()
} = {}) {
  return function memoized(...args) {
    const key = cacheKey(args);
    const date = Date.now();
    if (cache.has(key)) {
      const cached = cache.get(key);
      if (date - cached.date < maxAge) {
        return cached.data;
      }
    }
    const data = fn(...args);
    cache.set(key, {
      data,
      date: Date.now()
    });
    return data;
  };
}
export {
  memoize
};
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