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cachePrune.mjs
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cachePrune.mjs
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// @ts-check
/**
* @import { CacheKey } from "./Cache.mjs"
* @import { CacheKeyMatcher } from "./types.mjs"
*/
import Cache from "./Cache.mjs";
import cacheEntryPrune from "./cacheEntryPrune.mjs";
/**
* Prunes {@link Cache.store cache store} entries by using
* {@linkcode cacheEntryPrune} for each entry. Useful after a mutation.
* @param {Cache} cache Cache to update.
* @param {CacheKeyMatcher} [cacheKeyMatcher] Matches
* {@link CacheKey cache keys} to prune. By default all are matched.
*/
export default function cachePrune(cache, cacheKeyMatcher) {
if (!(cache instanceof Cache))
throw new TypeError("Argument 1 `cache` must be a `Cache` instance.");
if (cacheKeyMatcher !== undefined && typeof cacheKeyMatcher !== "function")
throw new TypeError("Argument 2 `cacheKeyMatcher` must be a function.");
for (const cacheKey in cache.store)
if (!cacheKeyMatcher || cacheKeyMatcher(cacheKey))
cacheEntryPrune(cache, cacheKey);
}