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feat(Util): add SweptCollection for auto sweeping of caches (#6110)

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Co-authored-by: DTrombett <73136330+DTrombett@users.noreply.github.com>
Co-authored-by: 1Computer1 <22125769+1Computer1@users.noreply.github.com>
Co-authored-by: Antonio Román <kyradiscord@gmail.com>
Co-authored-by: NotSugden <28943913+NotSugden@users.noreply.github.com>
Co-authored-by: Shino <shinotheshino@gmail.com>
Co-authored-by: SpaceEEC <24881032+SpaceEEC@users.noreply.github.com>
Co-authored-by: Noel <icrawltogo@gmail.com>
Co-authored-by: Vlad Frangu <kingdgrizzle@gmail.com>
This commit is contained in:
ckohen
2021-07-30 14:57:46 -07:00
committed by GitHub
parent 2675b0866c
commit dbb59ba1b2
16 changed files with 281 additions and 31 deletions
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39
src/client/Client.js
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@@ -72,6 +72,20 @@ class Client extends BaseClient {
this._validateOptions();
/**
* Functions called when a cache is garbage collected or the Client is destroyed
* @type {Set<Function>}
* @private
*/
this._cleanups = new Set();
/**
* The finalizers used to cleanup items.
* @type {FinalizationRegistry}
* @private
*/
this._finalizers = new FinalizationRegistry(this._finalize.bind(this));
/**
* The WebSocket manager of the client
* @type {WebSocketManager}
@@ -161,6 +175,10 @@ class Client extends BaseClient {
this.readyAt = null;
if (this.options.messageSweepInterval > 0) {
process.emitWarning(
'The message sweeping client options are deprecated, use the makeCache option with a SweptCollection instead.',
'DeprecationWarning',
);
this.sweepMessageInterval = setInterval(
this.sweepMessages.bind(this),
this.options.messageSweepInterval * 1000,
@@ -247,6 +265,10 @@ class Client extends BaseClient {
*/
destroy() {
super.destroy();
for (const fn of this._cleanups) fn();
this._cleanups.clear();
if (this.sweepMessageInterval) clearInterval(this.sweepMessageInterval);
this.ws.destroy();
@@ -346,6 +368,23 @@ class Client extends BaseClient {
const data = await this.api('sticker-packs').get();
return new Collection(data.sticker_packs.map(p => [p.id, new StickerPack(this, p)]));
}
/**
* A last ditch cleanup function for garbage collection.
* @param {Function} options.cleanup The function called to GC
* @param {string} [options.message] The message to send after a successful GC
* @param {string} [options.name] The name of the item being GCed
*/
_finalize({ cleanup, message, name }) {
try {
cleanup();
this._cleanups.delete(cleanup);
if (message) {
this.emit(Events.DEBUG, message);
}
} catch {
this.emit(Events.DEBUG, `Garbage collection failed on ${name ?? 'an unknown item'}.`);
}
}
/**
* Sweeps all text-based channels' messages and removes the ones older than the max message lifetime.