Move all util methods into class

Remove TransformMessageOptions altogether

src/structures/Guild.js

@@ -5,9 +5,7 @@ const Presence = require('./Presence').Presence;
 const GuildMember = require('./GuildMember');
 const Constants = require('../util/Constants');
 const Collection = require('../util/Collection');
-const cloneObject = require('../util/CloneObject');
-const arraysEqual = require('../util/ArraysEqual');
-const moveElementInArray = require('../util/MoveElementInArray');
+const Util = require('../util/Util');
 
 /**
  * Represents a guild (or a server) on Discord.
@@ -681,7 +679,7 @@ class Guild {
     let updatedRoles = Object.assign([], this.roles.array()
       .sort((r1, r2) => r1.position !== r2.position ? r1.position - r2.position : r1.id - r2.id));
 
-    moveElementInArray(updatedRoles, role, position, relative);
+    Util.moveElementInArray(updatedRoles, role, position, relative);
 
     updatedRoles = updatedRoles.map((r, i) => ({ id: r.id, position: i }));
     return this.client.rest.methods.setRolePositions(this.id, updatedRoles);
@@ -771,7 +769,7 @@ class Guild {
       this.memberCount === guild.member_count &&
       this.large === guild.large &&
       this.icon === guild.icon &&
-      arraysEqual(this.features, guild.features) &&
+      Util.arraysEqual(this.features, guild.features) &&
       this.ownerID === guild.owner_id &&
       this.verificationLevel === guild.verification_level &&
       this.embedEnabled === guild.embed_enabled;
@@ -837,12 +835,12 @@ class Guild {
   }
 
   _updateMember(member, data) {
-    const oldMember = cloneObject(member);
+    const oldMember = Util.cloneObject(member);
 
     if (data.roles) member._roles = data.roles;
     if (typeof data.nick !== 'undefined') member.nickname = data.nick;
 
-    const notSame = member.nickname !== oldMember.nickname || !arraysEqual(member._roles, oldMember._roles);
+    const notSame = member.nickname !== oldMember.nickname || !Util.arraysEqual(member._roles, oldMember._roles);
 
     if (this.client.ws.status === Constants.Status.READY && notSame) {
       /**

src/structures/Message.js

@@ -1,9 +1,9 @@
 const Attachment = require('./MessageAttachment');
 const Embed = require('./MessageEmbed');
 const MessageReaction = require('./MessageReaction');
+const Util = require('../util/Util');
 const Collection = require('../util/Collection');
 const Constants = require('../util/Constants');
-const escapeMarkdown = require('../util/EscapeMarkdown');
 let GuildMember;
 
 /**
@@ -409,7 +409,7 @@ class Message {
    * @returns {Promise<Message>}
    */
   editCode(lang, content) {
-    content = escapeMarkdown(this.client.resolver.resolveString(content), true);
+    content = Util.escapeMarkdown(this.client.resolver.resolveString(content), true);
     return this.edit(`\`\`\`${lang || ''}\n${content}\n\`\`\``);
   }
 

src/structures/interface/TextBasedChannel.js

@@ -223,6 +223,33 @@ class TextBasedChannel {
     });
   }
 
+  /**
+   * @typedef {Object} MessageSearchOptions
+   * @property {string} [content] Message content
+   * @property {string} [maxID] Maximum ID for the filter
+   * @property {string} [minID] Minimum ID for the filter
+   * @property {string} [has] One of `link`, `embed`, `file`, `video`, `image`, or `sound`,
+   * or add `-` to negate (e.g. `-file`)
+   * @property {ChannelResolvable} [channel] Channel to limit search to (only for guild search endpoint)
+   * @property {UserResolvable} [author] Author to limit search
+   * @property {string} [authorType] One of `user`, `bot`, `webhook`, or add `-` to negate (e.g. `-webhook`)
+   * @property {string} [sortBy='recent'] `recent` or `relevant`
+   * @property {string} [sortOrder='desc'] `asc` or `desc`
+   * @property {number} [contextSize=2] How many messages to get around the matched message (0 to 2)
+   * @property {number} [limit=25] Maximum number of results to get (1 to 25)
+   * @property {number} [offset=0] Offset the "pages" of results (since you can only see 25 at a time)
+   * @property {UserResolvable} [mentions] Mentioned user filter
+   * @property {boolean} [mentionsEveryone] If everyone is mentioned
+   * @property {string} [linkHostname] Filter links by hostname
+   * @property {string} [embedProvider] The name of an embed provider
+   * @property {string} [embedType] one of `image`, `video`, `url`, `rich`
+   * @property {string} [attachmentFilename] The name of an attachment
+   * @property {string} [attachmentExtension] The extension of an attachment
+   * @property {Date} [before] Date to find messages before
+   * @property {Date} [after] Date to find messages before
+   * @property {Date} [during] Date to find messages during (range of date to date + 24 hours)
+   */
+
   /**
    * Performs a search within the channel.
    * @param {MessageSearchOptions} [options={}] Options to pass to the search