26 lines
803 B
JavaScript
26 lines
803 B
JavaScript
'use strict';
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Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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function memoize(func, resolver) {
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if (typeof func !== 'function' || (resolver != null && typeof resolver !== 'function')) {
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throw new TypeError('Expected a function');
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}
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const memoized = function (...args) {
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const key = resolver ? resolver.apply(this, args) : args[0];
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const cache = memoized.cache;
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if (cache.has(key)) {
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return cache.get(key);
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}
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const result = func.apply(this, args);
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memoized.cache = cache.set(key, result) || cache;
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return result;
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};
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const CacheConstructor = memoize.Cache || Map;
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memoized.cache = new CacheConstructor();
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return memoized;
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}
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memoize.Cache = Map;
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exports.memoize = memoize;
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