chore(WebSocketShard): move zlib-sync error numbers to constants file

Author: LJNeon

packages/ws/src/utils/constants.ts

@@ -2,6 +2,7 @@ import process from 'node:process';
 import { Collection } from '@discordjs/collection';
 import { lazy } from '@discordjs/util';
 import { APIVersion, GatewayOpcodes } from 'discord-api-types/v10';
+import * as ZlibSync from 'zlib-sync';
 import { SimpleShardingStrategy } from '../strategies/sharding/SimpleShardingStrategy.js';
 import { SimpleIdentifyThrottler } from '../throttling/SimpleIdentifyThrottler.js';
 import type { SessionInfo, OptionalWebSocketManagerOptions, WebSocketManager } from '../ws/WebSocketManager.js';
@@ -31,6 +32,17 @@ export const CompressionParameterMap = {
 	[CompressionMethod.ZlibSync]: 'zlib-stream',
 } as const satisfies Record<CompressionMethod, string>;
 
+export const ZlibErrorCodes = {
+	[ZlibSync.Z_NEED_DICT]: 'Z_NEED_DICT',
+	[ZlibSync.Z_STREAM_END]: 'Z_STREAM_END',
+	[ZlibSync.Z_ERRNO]: 'Z_ERRNO',
+	[ZlibSync.Z_STREAM_ERROR]: 'Z_STREAM_ERROR',
+	[ZlibSync.Z_DATA_ERROR]: 'Z_DATA_ERROR',
+	[ZlibSync.Z_MEM_ERROR]: 'Z_MEM_ERROR',
+	[ZlibSync.Z_BUF_ERROR]: 'Z_BUF_ERROR',
+	[ZlibSync.Z_VERSION_ERROR]: 'Z_VERSION_ERROR',
+} as const satisfies Record<number, string>;
+
 /**
  * Default options used by the manager
  */

packages/ws/src/ws/WebSocketShard.ts

@@ -25,6 +25,7 @@ import type { IContextFetchingStrategy } from '../strategies/context/IContextFet
 import {
 	CompressionMethod,
 	CompressionParameterMap,
+	ZlibErrorCodes,
 	ImportantGatewayOpcodes,
 	getInitialSendRateLimitState,
 } from '../utils/constants.js';
@@ -59,17 +60,6 @@ export enum WebSocketShardDestroyRecovery {
 	Resume,
 }
 
-enum ZlibErrorCodes {
-	Z_NEED_DICT = 2,
-	Z_STREAM_END = 1,
-	Z_ERRNO = -1,
-	Z_STREAM_ERROR = -2,
-	Z_DATA_ERROR = -3,
-	Z_MEM_ERROR = -4,
-	Z_BUF_ERROR = -5,
-	Z_VERSION_ERROR = -6,
-}
-
 export interface WebSocketShardEventsMap {
 	[WebSocketShardEvents.Closed]: [code: number];
 	[WebSocketShardEvents.Debug]: [message: string];