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Perf: use filesystem cache

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SukkaW
2023-12-31 02:32:07 +08:00
parent 6ed3695e36
commit 85801b1b9e
9 changed files with 144 additions and 73 deletions
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20
Build/lib/cache-filesystem.ts
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@@ -127,12 +127,28 @@ export class Cache {
}
}
// export const fsCache = new Cache({ cachePath: path.resolve(import.meta.dir, '../../.cache') });
export const fsCache = new Cache({ cachePath: path.resolve(import.meta.dir, '../../.cache') });
// process.on('exit', () => {
// fsCache.destroy();
// });
const separator = String.fromCharCode(0);
const randomInt = (min: number, max: number) => Math.floor(Math.random() * (max - min + 1)) + min;
// Add some randomness to the cache ttl to avoid thundering herd
export const TTL = {
TWLVE_HOURS: () => randomInt(9, 14) * 60 * 60 * 1000,
THREE_DAYS: () => randomInt(2, 4) * 24 * 60 * 60 * 1000,
ONE_WEEK: () => randomInt(5, 8) * 24 * 60 * 60 * 1000,
TWO_WEEKS: () => randomInt(12, 16) * 24 * 60 * 60 * 1000,
TEN_DAYS: () => randomInt(9, 11) * 24 * 60 * 60 * 1000
};
const separator = String.fromCharCode(0);
// const textEncoder = new TextEncoder();
// const textDecoder = new TextDecoder();
// export const serializeString = (str: string) => textEncoder.encode(str);
// export const deserializeString = (str: string) => textDecoder.decode(new Uint8Array(str.split(separator).map(Number)));
export const serializeSet = (set: Set<string>) => Array.from(set).join(separator);
export const deserializeSet = (str: string) => new Set(str.split(separator));
export const serializeArray = (arr: string[]) => arr.join(separator);
export const deserializeArray = (str: string) => str.split(separator);