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64 lines
2.2 KiB
64 lines
2.2 KiB
import { WeakCache, StrongCache } from "@wry/caches"; |
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var scheduledCleanup = new WeakSet(); |
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function schedule(cache) { |
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if (!scheduledCleanup.has(cache)) { |
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scheduledCleanup.add(cache); |
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setTimeout(function () { |
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cache.clean(); |
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scheduledCleanup.delete(cache); |
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}, 100); |
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} |
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} |
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/** |
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* @internal |
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* A version of WeakCache that will auto-schedule a cleanup of the cache when |
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* a new item is added. |
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* Throttled to once per 100ms. |
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* |
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* @privateRemarks |
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* Should be used throughout the rest of the codebase instead of WeakCache, |
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* with the notable exception of usage in `wrap` from `optimism` - that one |
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* already handles cleanup and should remain a `WeakCache`. |
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*/ |
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export var AutoCleanedWeakCache = function (max, dispose) { |
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/* |
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Some builds of `WeakCache` are function prototypes, some are classes. |
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This library still builds with an ES5 target, so we can't extend the |
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real classes. |
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Instead, we have to use this workaround until we switch to a newer build |
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target. |
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*/ |
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var cache = new WeakCache(max, dispose); |
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cache.set = function (key, value) { |
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schedule(this); |
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return WeakCache.prototype.set.call(this, key, value); |
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}; |
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return cache; |
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}; |
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/** |
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* @internal |
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* A version of StrongCache that will auto-schedule a cleanup of the cache when |
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* a new item is added. |
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* Throttled to once per 100ms. |
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* |
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* @privateRemarks |
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* Should be used throughout the rest of the codebase instead of StrongCache, |
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* with the notable exception of usage in `wrap` from `optimism` - that one |
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* already handles cleanup and should remain a `StrongCache`. |
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*/ |
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export var AutoCleanedStrongCache = function (max, dispose) { |
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/* |
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Some builds of `StrongCache` are function prototypes, some are classes. |
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This library still builds with an ES5 target, so we can't extend the |
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real classes. |
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Instead, we have to use this workaround until we switch to a newer build |
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target. |
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*/ |
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var cache = new StrongCache(max, dispose); |
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cache.set = function (key, value) { |
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schedule(this); |
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return StrongCache.prototype.set.call(this, key, value); |
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}; |
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return cache; |
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}; |
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//# sourceMappingURL=caches.js.map
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