style: move event listeners to bottom

src/bot.ts

@@ -30,65 +30,6 @@ export class Bot {
 		[K in keyof BotEventListeners]?: BotEventListener<K>[];
 	} = {};
 
-	/*
-        event methods
-    */
-	public on<K extends keyof BotEventListeners>(
-		event: K,
-		listener: BotEventListener<K>
-	): void {
-		if (!this.eventListeners[event]) {
-			this.eventListeners[event] = [];
-		}
-		(this.eventListeners[event] as BotEventListener<K>[]).push(listener);
-	}
-
-	public off<K extends keyof BotEventListeners>(
-		event: K,
-		listener: BotEventListener<K>
-	): boolean {
-		const listeners = this.eventListeners[event];
-		if (!listeners) return false;
-
-		const index = (listeners as BotEventListener<K>[]).indexOf(listener);
-		if (index > -1) {
-			(listeners as BotEventListener<K>[]).splice(index, 1);
-			return true;
-		}
-		return false;
-	}
-
-	public once<K extends keyof BotEventListeners>(
-		event: K,
-		listener: BotEventListener<K>
-	): void {
-		const onceWrapper = ((...args: Parameters<BotEventListener<K>>) => {
-			this.off(event, onceWrapper as BotEventListener<K>);
-			(listener as (...args: unknown[]) => void)(...args);
-		}) as BotEventListener<K>;
-
-		this.on(event, onceWrapper);
-	}
-
-	private emit<K extends keyof BotEventListeners>(
-		event: K,
-		...args: Parameters<BotEventListener<K>>
-	): void {
-		const listeners = this.eventListeners[event];
-		if (listeners) {
-			for (const listener of listeners as BotEventListener<K>[]) {
-				try {
-					(listener as (...args: unknown[]) => void)(...args);
-				} catch (error) {
-					this.log.error(
-						`Error in event listener for ${String(event)}:`,
-						error
-					);
-				}
-			}
-		}
-	}
-
 	/*
         class methods
     */
@@ -196,6 +137,65 @@ export class Bot {
 		this.emit('voiceStateUpdate', oldState, newState);
 	}
 
+	/*
+        registerable event system
+    */
+	public on<K extends keyof BotEventListeners>(
+		event: K,
+		listener: BotEventListener<K>
+	): void {
+		if (!this.eventListeners[event]) {
+			this.eventListeners[event] = [];
+		}
+		(this.eventListeners[event] as BotEventListener<K>[]).push(listener);
+	}
+
+	public off<K extends keyof BotEventListeners>(
+		event: K,
+		listener: BotEventListener<K>
+	): boolean {
+		const listeners = this.eventListeners[event];
+		if (!listeners) return false;
+
+		const index = (listeners as BotEventListener<K>[]).indexOf(listener);
+		if (index > -1) {
+			(listeners as BotEventListener<K>[]).splice(index, 1);
+			return true;
+		}
+		return false;
+	}
+
+	public once<K extends keyof BotEventListeners>(
+		event: K,
+		listener: BotEventListener<K>
+	): void {
+		const onceWrapper = ((...args: Parameters<BotEventListener<K>>) => {
+			this.off(event, onceWrapper as BotEventListener<K>);
+			(listener as (...args: unknown[]) => void)(...args);
+		}) as BotEventListener<K>;
+
+		this.on(event, onceWrapper);
+	}
+
+	private emit<K extends keyof BotEventListeners>(
+		event: K,
+		...args: Parameters<BotEventListener<K>>
+	): void {
+		const listeners = this.eventListeners[event];
+		if (listeners) {
+			for (const listener of listeners as BotEventListener<K>[]) {
+				try {
+					(listener as (...args: unknown[]) => void)(...args);
+				} catch (error) {
+					this.log.error(
+						`Error in event listener for ${String(event)}:`,
+						error
+					);
+				}
+			}
+		}
+	}
+
 	/*
         singleton logic
     */