account for possibility of no desc in pagination

util/livepagination.d.ts

@@ -0,0 +1,18 @@
+import { TextChannel, Message, MessageEmbed, Client } from 'discord.js';
+import { Pagination } from './pagination';
+export declare class LivePagination extends Pagination {
+    knownMax: number;
+    private _onScrollAttempt;
+    constructor(channel: TextChannel, pages: MessageEmbed[], originalMessage: Message, client: Client, loopPages?: boolean, message?: Message);
+    setOnScrollAttemptHandler(func: (pagination: LivePagination, pos: number, exists: boolean, inBounds: boolean) => void): this;
+    start(options?: {
+        endTime?: number;
+        time?: number;
+        startPage?: number;
+        user?: 'any' | string;
+    }): Promise<LivePagination>;
+    setControllers(endTime: number, user: 'any' | string): Promise<LivePagination>;
+    setPage(page: number): Promise<LivePagination>;
+    private static throwNoScrollAttempt;
+    set onScrollAttempt(func: (pagination: LivePagination, pos: number, exists: boolean, inBounds: boolean) => void);
+}

util/livepagination.js

@@ -0,0 +1,47 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.LivePagination = void 0;
+const pagination_1 = require("./pagination");
+class LivePagination extends pagination_1.Pagination {
+    constructor(channel, pages, originalMessage, client, loopPages, message) {
+        super(channel, pages, originalMessage, client, loopPages, message);
+    }
+    ;
+    setOnScrollAttemptHandler(func) {
+        this._onScrollAttempt = func;
+        return this;
+    }
+    ;
+    async start(options) {
+        if (!this._onScrollAttempt) {
+            LivePagination.throwNoScrollAttempt();
+        }
+        await super.start(options);
+        return this;
+    }
+    async setControllers(endTime, user) {
+        if (!this._onScrollAttempt) {
+            LivePagination.throwNoScrollAttempt();
+        }
+        await super.setControllers(endTime, user);
+        return this;
+    }
+    ;
+    async setPage(page) {
+        if (!this._onScrollAttempt) {
+            LivePagination.throwNoScrollAttempt();
+        }
+        this._onScrollAttempt(this, page, typeof this.pages[page] !== 'undefined' && this.pages[page] !== null, typeof this.knownMax === 'number' ? page < this.knownMax : true);
+        await super.setPage(page);
+        return this;
+    }
+    ;
+    static throwNoScrollAttempt() {
+        throw new Error("Fatal Pagination Error: You tried to start the LivePagination without setting a scrollAttemptEvent. This is necessary to allow the pagination to be built as the user scrolls. If you don't know what you're doing here, just make a Pagination instead.");
+    }
+    set onScrollAttempt(func) {
+        this._onScrollAttempt = func;
+    }
+    ;
+}
+exports.LivePagination = LivePagination;

util/pagination.js

@@ -117,7 +117,7 @@ class Pagination {
         }
         this.controllers.collector.stop();
         let fe = this.getCurrentPage();
-        fe.setDescription(`${fe.description}\n\n*This menu has ended, start a new one to interact with it!*`);
+        fe.setDescription(`${fe.description && fe.description.length ? `${fe.description}\n\n` : ''}*This menu has ended, start a new one to interact with it!*`);
         fe.setFooter({ text: `Menu Ended${fe.footer && fe.footer.text && fe.footer.text.length ? ` | ${fe.footer.text}` : ''}`, iconURL: this.client.user.displayAvatarURL() });
         await this.message.edit({ embeds: [fe] });
         clearInterval(this.timeoutInterval);

util/ts/pagination.ts

@@ -125,7 +125,7 @@ export class Pagination {
         this.controllers.collector.stop();
 
         let fe = this.getCurrentPage();
-        fe.setDescription(`${fe.description}\n\n*This menu has ended, start a new one to interact with it!*`);
+        fe.setDescription(`${fe.description && fe.description.length ? `${fe.description}\n\n` : ''}*This menu has ended, start a new one to interact with it!*`);
         fe.setFooter({text: `Menu Ended${fe.footer && fe.footer.text && fe.footer.text.length ? ` | ${fe.footer.text}` : ''}`, iconURL: this.client.user.displayAvatarURL()});
         await this.message.edit({embeds: [fe]});