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lib/client: ensure server prefix is never null

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Fixes a null deref in handleChatMessage, because incoming message
prefixes are populated with the server's if null.
This commit is contained in:
Simon Ser 2023-08-17 10:45:56 +02:00
parent 3b383308d4
commit 8f29f0c35d
1 changed files with 4 additions and 2 deletions
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6
lib/client.js
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@ -49,6 +49,8 @@ const WHOX_FIELDS = {
"realname": "r", "realname": "r",
}; };
const FALLBACK_SERVER_PREFIX = { name: "*" };
let lastLabel = 0; let lastLabel = 0;
let lastWhoxToken = 0; let lastWhoxToken = 0;
@ -108,7 +110,7 @@ export default class Client extends EventTarget {
}; };
status = Client.Status.DISCONNECTED; status = Client.Status.DISCONNECTED;
serverPrefix = { name: "*" }; serverPrefix = FALLBACK_SERVER_PREFIX;
nick = null; nick = null;
supportsCap = false; supportsCap = false;
caps = new irc.CapRegistry(); caps = new irc.CapRegistry();
@ -190,7 +192,7 @@ export default class Client extends EventTarget {
this.ws = null; this.ws = null;
this.setStatus(Client.Status.DISCONNECTED); this.setStatus(Client.Status.DISCONNECTED);
this.nick = null; this.nick = null;
this.serverPrefix = null; this.serverPrefix = FALLBACK_SERVER_PREFIX;
this.caps = new irc.CapRegistry(); this.caps = new irc.CapRegistry();
this.batches = new Map(); this.batches = new Map();
Object.keys(this.pendingCmds).forEach((k) => { Object.keys(this.pendingCmds).forEach((k) => {