docs: improve documentation (#1898)

* improve channel documentation

* forgot some stuff

* another one

* im good at this

* i did a dum

src/structures/GuildAuditLogs.js

@@ -84,6 +84,19 @@ class GuildAuditLogs {
     return Promise.all(logs.entries.map(e => e.target)).then(() => logs);
   }
 
+  /**
+   * The target type of an entry, e.g. `GUILD`. Here are the available types:
+   * * GUILD
+   * * CHANNEL
+   * * USER
+   * * ROLE
+   * * INVITE
+   * * WEBHOOK
+   * * EMOJI
+   * * MESSAGE
+   * @typedef {string} TargetType
+   */
+
   /**
    * Find target type from entry action.
    * @param {number} target The action target
@@ -101,6 +114,13 @@ class GuildAuditLogs {
     return Targets.UNKNOWN;
   }
 
+  /**
+   * The action type of an entry, e.g. `CREATE`. Here are the available types:
+   * * CREATE
+   * * DELETE
+   * * UPDATE
+   * @typedef {string} ActionType
+   */
 
   /**
    * Find action type from entry action.
@@ -155,13 +175,13 @@ class GuildAuditLogsEntry {
     const targetType = GuildAuditLogs.targetType(data.action_type);
     /**
      * The target type of this entry
-     * @type {string}
+     * @type {TargetType}
      */
     this.targetType = targetType;
 
     /**
      * The action type of this entry
-     * @type {string}
+     * @type {ActionType}
      */
     this.actionType = GuildAuditLogs.actionType(data.action_type);
 
@@ -239,7 +259,7 @@ class GuildAuditLogsEntry {
     if (targetType === Targets.UNKNOWN) {
       /**
        * The target of this entry
-       * @type {Snowflake|Guild|User|Role|Emoji|Invite|Webhook}
+       * @type {TargetType}
        */
       this.target = this.changes.reduce((o, c) => {
         o[c.key] = c.new || c.old;