added docs for functions in messageHelpers

src/handler/utilities/messageHelpers.ts

@@ -1,13 +1,30 @@
 import type { Message } from 'discord.js';
-
+/**
+ * Checks if the author of message is a bot or not
+ * ```typescript
+ * isBot(message) ? 'yes it is a bot' : 'no it is not a bot';
+ * ```
+ */
 export function isBot(message: Message) {
     return message.author.bot;
 }
-
+/**
+ * Checks if the message **starts** with the prefix
+ * ```typescript
+ * hasPrefix(message, '!') ? 'yes it does' : 'no it does not';
+ * ```
+ */
 export function hasPrefix(message: Message, prefix: string) {
     return message.content.slice(0, prefix.length).toLowerCase().trim() === prefix;
 }
-
+/**
+ * Removes the first character(s) _[depending on prefix length]_ of the message
+ * ```typescript
+ * message.content = '!ping';
+ * console.log(fmt(message, '!'));
+ * // [ 'ping' ]
+ * ```
+ */
 export function fmt(msg: Message, prefix: string): string[] {
     return msg.content.slice(prefix.length).trim().split(/\s+/g);
 }