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fix(client): ストリーミングのメモリリークを修正

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SharedConnection や NonSharedConnection のインスタンスを Vue コンポーネントの data に含むと、Vue が Proxy に変換するため、Stream クラス内部でインスタンス同士の比較をしても false になり、使われなくなったインスタンスがメモリ上に残り続ける。
なお、チャンネルへの接続/切断は頻繁に行うものではないため、メモリリークといっても影響は軽微とみられる。
This commit is contained in:
syuilo 2020-11-01 11:57:34 +09:00
parent 75a9ff832a
commit c055b4d32d
1 changed files with 3 additions and 2 deletions
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5
src/client/scripts/stream.ts
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@ -1,6 +1,7 @@
import autobind from 'autobind-decorator'; import autobind from 'autobind-decorator';
import { EventEmitter } from 'eventemitter3'; import { EventEmitter } from 'eventemitter3';
import ReconnectingWebsocket from 'reconnecting-websocket'; import ReconnectingWebsocket from 'reconnecting-websocket';
import { markRaw } from 'vue';
import { debug, wsUrl } from '@/config'; import { debug, wsUrl } from '@/config';
import { query as urlQuery } from '../../prelude/url'; import { query as urlQuery } from '../../prelude/url';
@ -36,7 +37,7 @@ export default class Stream extends EventEmitter {
this.sharedConnectionPools.push(pool); this.sharedConnectionPools.push(pool);
} }
const connection = new SharedConnection(this, channel, pool, name); const connection = markRaw(new SharedConnection(this, channel, pool, name));
this.sharedConnections.push(connection); this.sharedConnections.push(connection);
return connection; return connection;
} }
@ -53,7 +54,7 @@ export default class Stream extends EventEmitter {
@autobind @autobind
public connectToChannel(channel: string, params?: any): NonSharedConnection { public connectToChannel(channel: string, params?: any): NonSharedConnection {
const connection = new NonSharedConnection(this, channel, params); const connection = markRaw(new NonSharedConnection(this, channel, params));
this.nonSharedConnections.push(connection); this.nonSharedConnections.push(connection);
return connection; return connection;
} }