refactor: Document relevant types as @internal (#9974)

* refactor: mark data resolver as internal

* docs: mark relevant TypeScript symbols as `@internal`

* docs: extra additions

* style: prefer at end

* docs: add more `@internal`s

* test: update template code

packages/discord.js/src/client/Client.js

@@ -23,7 +23,7 @@ const StickerPack = require('../structures/StickerPack');
 const VoiceRegion = require('../structures/VoiceRegion');
 const Webhook = require('../structures/Webhook');
 const Widget = require('../structures/Widget');
-const DataResolver = require('../util/DataResolver');
+const { resolveInviteCode, resolveGuildTemplateCode } = require('../util/DataResolver');
 const Events = require('../util/Events');
 const IntentsBitField = require('../util/IntentsBitField');
 const Options = require('../util/Options');
@@ -273,7 +273,7 @@ class Client extends BaseClient {
    *   .catch(console.error);
    */
   async fetchInvite(invite, options) {
-    const code = DataResolver.resolveInviteCode(invite);
+    const code = resolveInviteCode(invite);
     const query = makeURLSearchParams({
       with_counts: true,
       with_expiration: true,
@@ -293,7 +293,7 @@ class Client extends BaseClient {
    *   .catch(console.error);
    */
   async fetchGuildTemplate(template) {
-    const code = DataResolver.resolveGuildTemplateCode(template);
+    const code = resolveGuildTemplateCode(template);
     const data = await this.rest.get(Routes.template(code));
     return new GuildTemplate(this, data);
   }

packages/discord.js/src/index.js

@@ -26,7 +26,7 @@ exports.ChannelFlagsBitField = require('./util/ChannelFlagsBitField');
 exports.Collection = require('@discordjs/collection').Collection;
 exports.Constants = require('./util/Constants');
 exports.Colors = require('./util/Colors');
-exports.DataResolver = require('./util/DataResolver');
+__exportStar(require('./util/DataResolver.js'), exports);
 exports.Events = require('./util/Events');
 exports.Formatters = require('./util/Formatters');
 exports.GuildMemberFlagsBitField = require('./util/GuildMemberFlagsBitField').GuildMemberFlagsBitField;

packages/discord.js/src/managers/GuildChannelManager.js

@@ -13,7 +13,7 @@ const Webhook = require('../structures/Webhook');
 const ChannelFlagsBitField = require('../util/ChannelFlagsBitField');
 const { transformGuildForumTag, transformGuildDefaultReaction } = require('../util/Channels');
 const { ThreadChannelTypes } = require('../util/Constants');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const { setPosition } = require('../util/Util');
 
 let cacheWarningEmitted = false;
@@ -219,7 +219,7 @@ class GuildChannelManager extends CachedManager {
     const id = this.resolveId(channel);
     if (!id) throw new DiscordjsTypeError(ErrorCodes.InvalidType, 'channel', 'GuildChannelResolvable');
     if (typeof avatar === 'string' && !avatar.startsWith('data:')) {
-      avatar = await DataResolver.resolveImage(avatar);
+      avatar = await resolveImage(avatar);
     }
     const data = await this.client.rest.post(Routes.channelWebhooks(id), {
       body: {

packages/discord.js/src/managers/GuildEmojiManager.js

@@ -4,7 +4,7 @@ const { Collection } = require('@discordjs/collection');
 const { Routes, PermissionFlagsBits } = require('discord-api-types/v10');
 const BaseGuildEmojiManager = require('./BaseGuildEmojiManager');
 const { DiscordjsError, DiscordjsTypeError, ErrorCodes } = require('../errors');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 
 /**
  * Manages API methods for GuildEmojis and stores their cache.
@@ -50,7 +50,7 @@ class GuildEmojiManager extends BaseGuildEmojiManager {
    *   .catch(console.error);
    */
   async create({ attachment, name, roles, reason }) {
-    attachment = await DataResolver.resolveImage(attachment);
+    attachment = await resolveImage(attachment);
     if (!attachment) throw new DiscordjsTypeError(ErrorCodes.ReqResourceType);
 
     const body = { image: attachment, name };

packages/discord.js/src/managers/GuildInviteManager.js

@@ -5,7 +5,7 @@ const { Routes } = require('discord-api-types/v10');
 const CachedManager = require('./CachedManager');
 const { DiscordjsError, ErrorCodes } = require('../errors');
 const Invite = require('../structures/Invite');
-const DataResolver = require('../util/DataResolver');
+const { resolveInviteCode } = require('../util/DataResolver');
 
 /**
  * Manages API methods for GuildInvites and stores their cache.
@@ -124,7 +124,7 @@ class GuildInviteManager extends CachedManager {
   fetch(options) {
     if (!options) return this._fetchMany();
     if (typeof options === 'string') {
-      const code = DataResolver.resolveInviteCode(options);
+      const code = resolveInviteCode(options);
       if (!code) return Promise.reject(new DiscordjsError(ErrorCodes.InviteResolveCode));
       return this._fetchSingle({ code, cache: true });
     }
@@ -140,7 +140,7 @@ class GuildInviteManager extends CachedManager {
     }
     return this._fetchSingle({
       ...options,
-      code: DataResolver.resolveInviteCode(options.code),
+      code: resolveInviteCode(options.code),
     });
   }
 
@@ -206,7 +206,7 @@ class GuildInviteManager extends CachedManager {
    * @returns {Promise<void>}
    */
   async delete(invite, reason) {
-    const code = DataResolver.resolveInviteCode(invite);
+    const code = resolveInviteCode(invite);
 
     await this.client.rest.delete(Routes.invite(code), { reason });
   }

packages/discord.js/src/managers/GuildManager.js

@@ -14,7 +14,7 @@ const { GuildMember } = require('../structures/GuildMember');
 const Invite = require('../structures/Invite');
 const OAuth2Guild = require('../structures/OAuth2Guild');
 const { Role } = require('../structures/Role');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const Events = require('../util/Events');
 const PermissionsBitField = require('../util/PermissionsBitField');
 const SystemChannelFlagsBitField = require('../util/SystemChannelFlagsBitField');
@@ -179,7 +179,7 @@ class GuildManager extends CachedManager {
     const data = await this.client.rest.post(Routes.guilds(), {
       body: {
         name,
-        icon: icon && (await DataResolver.resolveImage(icon)),
+        icon: icon && (await resolveImage(icon)),
         verification_level: verificationLevel,
         default_message_notifications: defaultMessageNotifications,
         explicit_content_filter: explicitContentFilter,

packages/discord.js/src/managers/GuildScheduledEventManager.js

@@ -6,7 +6,7 @@ const { GuildScheduledEventEntityType, Routes } = require('discord-api-types/v10
 const CachedManager = require('./CachedManager');
 const { DiscordjsTypeError, DiscordjsError, ErrorCodes } = require('../errors');
 const { GuildScheduledEvent } = require('../structures/GuildScheduledEvent');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 
 /**
  * Manages API methods for GuildScheduledEvents and stores their cache.
@@ -103,7 +103,7 @@ class GuildScheduledEventManager extends CachedManager {
         description,
         entity_type: entityType,
         entity_metadata,
-        image: image && (await DataResolver.resolveImage(image)),
+        image: image && (await resolveImage(image)),
       },
       reason,
     });
@@ -222,7 +222,7 @@ class GuildScheduledEventManager extends CachedManager {
         description,
         entity_type: entityType,
         status,
-        image: image && (await DataResolver.resolveImage(image)),
+        image: image && (await resolveImage(image)),
         entity_metadata,
       },
       reason,

packages/discord.js/src/managers/RoleManager.js

@@ -6,7 +6,7 @@ const { Routes } = require('discord-api-types/v10');
 const CachedManager = require('./CachedManager');
 const { DiscordjsTypeError, ErrorCodes } = require('../errors');
 const { Role } = require('../structures/Role');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const PermissionsBitField = require('../util/PermissionsBitField');
 const { setPosition, resolveColor } = require('../util/Util');
 
@@ -140,7 +140,7 @@ class RoleManager extends CachedManager {
     if (permissions !== undefined) permissions = new PermissionsBitField(permissions);
     if (icon) {
       const guildEmojiURL = this.guild.emojis.resolve(icon)?.imageURL();
-      icon = guildEmojiURL ? await DataResolver.resolveImage(guildEmojiURL) : await DataResolver.resolveImage(icon);
+      icon = guildEmojiURL ? await resolveImage(guildEmojiURL) : await resolveImage(icon);
       if (typeof icon !== 'string') icon = undefined;
     }
 
@@ -192,7 +192,7 @@ class RoleManager extends CachedManager {
     let icon = options.icon;
     if (icon) {
       const guildEmojiURL = this.guild.emojis.resolve(icon)?.imageURL();
-      icon = guildEmojiURL ? await DataResolver.resolveImage(guildEmojiURL) : await DataResolver.resolveImage(icon);
+      icon = guildEmojiURL ? await resolveImage(guildEmojiURL) : await resolveImage(icon);
       if (typeof icon !== 'string') icon = undefined;
     }
 

packages/discord.js/src/structures/ClientApplication.js

@@ -6,7 +6,7 @@ const Team = require('./Team');
 const Application = require('./interfaces/Application');
 const ApplicationCommandManager = require('../managers/ApplicationCommandManager');
 const ApplicationFlagsBitField = require('../util/ApplicationFlagsBitField');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const PermissionsBitField = require('../util/PermissionsBitField');
 
 /**
@@ -227,8 +227,8 @@ class ClientApplication extends Application {
         role_connections_verification_url: roleConnectionsVerificationURL,
         install_params: installParams,
         flags: flags === undefined ? undefined : ApplicationFlagsBitField.resolve(flags),
-        icon: icon && (await DataResolver.resolveImage(icon)),
+        icon: icon && (await resolveImage(icon)),
-        cover_image: coverImage && (await DataResolver.resolveImage(coverImage)),
+        cover_image: coverImage && (await resolveImage(coverImage)),
         interactions_endpoint_url: interactionsEndpointURL,
         tags,
       },

packages/discord.js/src/structures/ClientUser.js

@@ -2,7 +2,7 @@
 
 const { Routes } = require('discord-api-types/v10');
 const User = require('./User');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 
 /**
  * Represents the logged in client's Discord user.
@@ -56,7 +56,7 @@ class ClientUser extends User {
    */
   async edit({ username, avatar }) {
     const data = await this.client.rest.patch(Routes.user(), {
-      body: { username, avatar: avatar && (await DataResolver.resolveImage(avatar)) },
+      body: { username, avatar: avatar && (await resolveImage(avatar)) },
     });
 
     this.client.token = data.token;

packages/discord.js/src/structures/Guild.js

@@ -26,7 +26,7 @@ const PresenceManager = require('../managers/PresenceManager');
 const RoleManager = require('../managers/RoleManager');
 const StageInstanceManager = require('../managers/StageInstanceManager');
 const VoiceStateManager = require('../managers/VoiceStateManager');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const Status = require('../util/Status');
 const SystemChannelFlagsBitField = require('../util/SystemChannelFlagsBitField');
 const { discordSort, getSortableGroupTypes, resolvePartialEmoji } = require('../util/Util');
@@ -862,11 +862,11 @@ class Guild extends AnonymousGuild {
         explicit_content_filter: explicitContentFilter,
         afk_channel_id: afkChannel && this.client.channels.resolveId(afkChannel),
         afk_timeout: afkTimeout,
-        icon: icon && (await DataResolver.resolveImage(icon)),
+        icon: icon && (await resolveImage(icon)),
         owner_id: owner && this.client.users.resolveId(owner),
-        splash: splash && (await DataResolver.resolveImage(splash)),
+        splash: splash && (await resolveImage(splash)),
-        discovery_splash: discoverySplash && (await DataResolver.resolveImage(discoverySplash)),
+        discovery_splash: discoverySplash && (await resolveImage(discoverySplash)),
-        banner: banner && (await DataResolver.resolveImage(banner)),
+        banner: banner && (await resolveImage(banner)),
         system_channel_id: systemChannel && this.client.channels.resolveId(systemChannel),
         system_channel_flags:
           systemChannelFlags === undefined ? undefined : SystemChannelFlagsBitField.resolve(systemChannelFlags),

packages/discord.js/src/structures/GuildTemplate.js

@@ -3,7 +3,7 @@
 const { setTimeout, clearTimeout } = require('node:timers');
 const { RouteBases, Routes } = require('discord-api-types/v10');
 const Base = require('./Base');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 const Events = require('../util/Events');
 
 /**
@@ -126,7 +126,7 @@ class GuildTemplate extends Base {
     const data = await client.rest.post(Routes.template(this.code), {
       body: {
         name,
-        icon: await DataResolver.resolveImage(icon),
+        icon: await resolveImage(icon),
       },
     });
 

packages/discord.js/src/structures/MessagePayload.js

@@ -5,7 +5,7 @@ const { lazy, isJSONEncodable } = require('@discordjs/util');
 const { MessageFlags } = require('discord-api-types/v10');
 const ActionRowBuilder = require('./ActionRowBuilder');
 const { DiscordjsRangeError, ErrorCodes } = require('../errors');
-const DataResolver = require('../util/DataResolver');
+const { resolveFile } = require('../util/DataResolver');
 const MessageFlagsBitField = require('../util/MessageFlagsBitField');
 const { basename, verifyString } = require('../util/Util');
 
@@ -257,7 +257,7 @@ class MessagePayload {
       name = fileLike.name ?? findName(attachment);
     }
 
-    const { data, contentType } = await DataResolver.resolveFile(attachment);
+    const { data, contentType } = await resolveFile(attachment);
     return { data, name, contentType };
   }
 

packages/discord.js/src/structures/Webhook.js

@@ -6,7 +6,7 @@ const { DiscordSnowflake } = require('@sapphire/snowflake');
 const { Routes, WebhookType } = require('discord-api-types/v10');
 const MessagePayload = require('./MessagePayload');
 const { DiscordjsError, ErrorCodes } = require('../errors');
-const DataResolver = require('../util/DataResolver');
+const { resolveImage } = require('../util/DataResolver');
 
 const getMessage = lazy(() => require('./Message').Message);
 
@@ -276,7 +276,7 @@ class Webhook {
    */
   async edit({ name = this.name, avatar, channel, reason }) {
     if (avatar && !(typeof avatar === 'string' && avatar.startsWith('data:'))) {
-      avatar = await DataResolver.resolveImage(avatar);
+      avatar = await resolveImage(avatar);
     }
     channel &&= channel.id ?? channel;
     const data = await this.client.rest.patch(Routes.webhook(this.id, channel ? undefined : this.token), {

packages/discord.js/src/util/Channels.js

@@ -15,12 +15,19 @@ const getPartialGroupDMChannel = lazy(() => require('../structures/PartialGroupD
 const getForumChannel = lazy(() => require('../structures/ForumChannel'));
 const getMediaChannel = lazy(() => require('../structures/MediaChannel'));
 
+/**
+ * Extra options for creating a channel.
+ * @typedef {Object} CreateChannelOptions
+ * @property {boolean} [allowFromUnknownGuild] Whether to allow creating a channel from an unknown guild
+ * @private
+ */
+
 /**
  * Creates a discord.js channel from data received from the API.
  * @param {Client} client The client
  * @param {APIChannel} data The data of the channel to create
  * @param {Guild} [guild] The guild where this channel belongs
- * @param {Object} [extras] Extra information to supply for creating this channel
+ * @param {CreateChannelOptions} [extras] Extra information to supply for creating this channel
  * @returns {BaseChannel} Any kind of channel.
  * @ignore
  */

packages/discord.js/src/util/DataResolver.js

@@ -8,133 +8,134 @@ const { DiscordjsError, DiscordjsTypeError, ErrorCodes } = require('../errors');
 const Invite = require('../structures/Invite');
 
 /**
- * The DataResolver identifies different objects and tries to resolve a specific piece of information from them.
+ * Data that can be resolved to give an invite code. This can be:
+ * * An invite code
+ * * An invite URL
+ * @typedef {string} InviteResolvable
+ */
+
+/**
+ * Data that can be resolved to give a template code. This can be:
+ * * A template code
+ * * A template URL
+ * @typedef {string} GuildTemplateResolvable
+ */
+
+/**
+ * Resolves the string to a code based on the passed regex.
+ * @param {string} data The string to resolve
+ * @param {RegExp} regex The RegExp used to extract the code
+ * @returns {string}
  * @private
  */
-class DataResolver extends null {
+function resolveCode(data, regex) {
-  /**
+  return regex.exec(data)?.[1] ?? data;
-   * Data that can be resolved to give an invite code. This can be:
-   * * An invite code
-   * * An invite URL
-   * @typedef {string} InviteResolvable
-   */
-
-  /**
-   * Data that can be resolved to give a template code. This can be:
-   * * A template code
-   * * A template URL
-   * @typedef {string} GuildTemplateResolvable
-   */
-
-  /**
-   * Resolves the string to a code based on the passed regex.
-   * @param {string} data The string to resolve
-   * @param {RegExp} regex The RegExp used to extract the code
-   * @returns {string}
-   */
-  static resolveCode(data, regex) {
-    return regex.exec(data)?.[1] ?? data;
-  }
-
-  /**
-   * Resolves InviteResolvable to an invite code.
-   * @param {InviteResolvable} data The invite resolvable to resolve
-   * @returns {string}
-   */
-  static resolveInviteCode(data) {
-    return this.resolveCode(data, Invite.InvitesPattern);
-  }
-
-  /**
-   * Resolves GuildTemplateResolvable to a template code.
-   * @param {GuildTemplateResolvable} data The template resolvable to resolve
-   * @returns {string}
-   */
-  static resolveGuildTemplateCode(data) {
-    const GuildTemplate = require('../structures/GuildTemplate');
-    return this.resolveCode(data, GuildTemplate.GuildTemplatesPattern);
-  }
-
-  /**
-   * Resolves a Base64Resolvable, a string, or a BufferResolvable to a Base 64 image.
-   * @param {BufferResolvable|Base64Resolvable} image The image to be resolved
-   * @returns {Promise<?string>}
-   */
-  static async resolveImage(image) {
-    if (!image) return null;
-    if (typeof image === 'string' && image.startsWith('data:')) {
-      return image;
-    }
-    const file = await this.resolveFile(image);
-    return this.resolveBase64(file.data);
-  }
-
-  /**
-   * Data that resolves to give a Base64 string, typically for image uploading. This can be:
-   * * A Buffer
-   * * A base64 string
-   * @typedef {Buffer|string} Base64Resolvable
-   */
-
-  /**
-   * Resolves a Base64Resolvable to a Base 64 image.
-   * @param {Base64Resolvable} data The base 64 resolvable you want to resolve
-   * @returns {?string}
-   */
-  static resolveBase64(data) {
-    if (Buffer.isBuffer(data)) return `data:image/jpg;base64,${data.toString('base64')}`;
-    return data;
-  }
-
-  /**
-   * Data that can be resolved to give a Buffer. This can be:
-   * * A Buffer
-   * * The path to a local file
-   * * A URL <warn>When provided a URL, discord.js will fetch the URL internally in order to create a Buffer.
-   * This can pose a security risk when the URL has not been sanitized</warn>
-   * @typedef {string|Buffer} BufferResolvable
-   */
-
-  /**
-   * @external Stream
-   * @see {@link https://nodejs.org/api/stream.html}
-   */
-
-  /**
-   * @typedef {Object} ResolvedFile
-   * @property {Buffer} data Buffer containing the file data
-   * @property {string} [contentType] Content type of the file
-   */
-
-  /**
-   * Resolves a BufferResolvable to a Buffer.
-   * @param {BufferResolvable|Stream} resource The buffer or stream resolvable to resolve
-   * @returns {Promise<ResolvedFile>}
-   */
-  static async resolveFile(resource) {
-    if (Buffer.isBuffer(resource)) return { data: resource };
-
-    if (typeof resource[Symbol.asyncIterator] === 'function') {
-      const buffers = [];
-      for await (const data of resource) buffers.push(Buffer.from(data));
-      return { data: Buffer.concat(buffers) };
-    }
-
-    if (typeof resource === 'string') {
-      if (/^https?:\/\//.test(resource)) {
-        const res = await fetch(resource);
-        return { data: Buffer.from(await res.arrayBuffer()), contentType: res.headers.get('content-type') };
-      }
-
-      const file = path.resolve(resource);
-
-      const stats = await fs.stat(file);
-      if (!stats.isFile()) throw new DiscordjsError(ErrorCodes.FileNotFound, file);
-      return { data: await fs.readFile(file) };
-    }
-
-    throw new DiscordjsTypeError(ErrorCodes.ReqResourceType);
-  }
 }
 
-module.exports = DataResolver;
+/**
+ * Resolves InviteResolvable to an invite code.
+ * @param {InviteResolvable} data The invite resolvable to resolve
+ * @returns {string}
+ * @private
+ */
+function resolveInviteCode(data) {
+  return resolveCode(data, Invite.InvitesPattern);
+}
+
+/**
+ * Resolves GuildTemplateResolvable to a template code.
+ * @param {GuildTemplateResolvable} data The template resolvable to resolve
+ * @returns {string}
+ * @private
+ */
+function resolveGuildTemplateCode(data) {
+  const GuildTemplate = require('../structures/GuildTemplate');
+  return resolveCode(data, GuildTemplate.GuildTemplatesPattern);
+}
+
+/**
+ * Data that can be resolved to give a Buffer. This can be:
+ * * A Buffer
+ * * The path to a local file
+ * * A URL <warn>When provided a URL, discord.js will fetch the URL internally in order to create a Buffer.
+ * This can pose a security risk when the URL has not been sanitized</warn>
+ * @typedef {string|Buffer} BufferResolvable
+ */
+
+/**
+ * @external Stream
+ * @see {@link https://nodejs.org/api/stream.html}
+ */
+
+/**
+ * @typedef {Object} ResolvedFile
+ * @property {Buffer} data Buffer containing the file data
+ * @property {string} [contentType] Content-Type of the file
+ * @private
+ */
+
+/**
+ * Resolves a BufferResolvable to a Buffer.
+ * @param {BufferResolvable|Stream} resource The buffer or stream resolvable to resolve
+ * @returns {Promise<ResolvedFile>}
+ * @private
+ */
+async function resolveFile(resource) {
+  if (Buffer.isBuffer(resource)) return { data: resource };
+
+  if (typeof resource[Symbol.asyncIterator] === 'function') {
+    const buffers = [];
+    for await (const data of resource) buffers.push(Buffer.from(data));
+    return { data: Buffer.concat(buffers) };
+  }
+
+  if (typeof resource === 'string') {
+    if (/^https?:\/\//.test(resource)) {
+      const res = await fetch(resource);
+      return { data: Buffer.from(await res.arrayBuffer()), contentType: res.headers.get('content-type') };
+    }
+
+    const file = path.resolve(resource);
+
+    const stats = await fs.stat(file);
+    if (!stats.isFile()) throw new DiscordjsError(ErrorCodes.FileNotFound, file);
+    return { data: await fs.readFile(file) };
+  }
+
+  throw new DiscordjsTypeError(ErrorCodes.ReqResourceType);
+}
+
+/**
+ * Data that resolves to give a Base64 string, typically for image uploading. This can be:
+ * * A Buffer
+ * * A base64 string
+ * @typedef {Buffer|string} Base64Resolvable
+ */
+
+/**
+ * Resolves a Base64Resolvable to a Base 64 image.
+ * @param {Base64Resolvable} data The base 64 resolvable you want to resolve
+ * @returns {?string}
+ * @private
+ */
+function resolveBase64(data) {
+  if (Buffer.isBuffer(data)) return `data:image/jpg;base64,${data.toString('base64')}`;
+  return data;
+}
+
+/**
+ * Resolves a Base64Resolvable, a string, or a BufferResolvable to a Base 64 image.
+ * @param {BufferResolvable|Base64Resolvable} image The image to be resolved
+ * @returns {Promise<?string>}
+ * @private
+ */
+async function resolveImage(image) {
+  if (!image) return null;
+  if (typeof image === 'string' && image.startsWith('data:')) {
+    return image;
+  }
+  const file = await resolveFile(image);
+  return resolveBase64(file.data);
+}
+
+module.exports = { resolveCode, resolveInviteCode, resolveGuildTemplateCode, resolveImage, resolveBase64, resolveFile };

packages/discord.js/src/util/Util.js

@@ -128,6 +128,7 @@ function resolvePartialEmoji(emoji) {
  * @property {string} name Error type
  * @property {string} message Message for the error
  * @property {string} stack Stack for the error
+ * @private
  */
 
 /**

packages/discord.js/test/resolveGuildTemplateCode.test.js

@@ -2,10 +2,10 @@
 
 /* eslint-env jest */
 
-const { DataResolver } = require('../src');
+const { resolveGuildTemplateCode } = require('../src');
 
 describe('resolveGuildTemplateCode', () => {
   test('basic', () => {
-    expect(DataResolver.resolveGuildTemplateCode('https://discord.new/abc')).toEqual('abc');
+    expect(resolveGuildTemplateCode('https://discord.new/abc')).toEqual('abc');
   });
 });

packages/discord.js/typings/index.d.ts

@@ -1278,21 +1278,12 @@ export class ContextMenuCommandInteraction<Cached extends CacheType = CacheType>
   private resolveContextMenuOptions(data: APIApplicationCommandInteractionData): CommandInteractionOption<Cached>[];
 }
 
+/** @internal */
 export interface ResolvedFile {
   data: Buffer;
   contentType?: string;
 }
 
-export class DataResolver extends null {
-  private constructor();
-  public static resolveBase64(data: Base64Resolvable): string;
-  public static resolveCode(data: string, regex: RegExp): string;
-  public static resolveFile(resource: BufferResolvable | Stream): Promise<ResolvedFile>;
-  public static resolveImage(resource: BufferResolvable | Base64Resolvable): Promise<string | null>;
-  public static resolveInviteCode(data: InviteResolvable): string;
-  public static resolveGuildTemplateCode(data: GuildTemplateResolvable): string;
-}
-
 export class DMChannel extends TextBasedChannelMixin(BaseChannel, false, [
   'bulkDelete',
   'fetchWebhooks',
@@ -3266,6 +3257,7 @@ export class UserFlagsBitField extends BitField<UserFlagsString> {
   public static resolve(bit?: BitFieldResolvable<UserFlagsString, number>): number;
 }
 
+/** @internal */
 export function basename(path: string, ext?: string): string;
 export function cleanContent(str: string, channel: TextBasedChannel): string;
 export function discordSort<Key, Value extends { rawPosition: number; id: Snowflake }>(
@@ -3274,14 +3266,19 @@ export function discordSort<Key, Value extends { rawPosition: number; id: Snowfl
 export function cleanCodeBlockContent(text: string): string;
 export function fetchRecommendedShardCount(token: string, options?: FetchRecommendedShardCountOptions): Promise<number>;
 export function flatten(obj: unknown, ...props: Record<string, boolean | string>[]): unknown;
+/** @internal */
 export function makeError(obj: MakeErrorOptions): Error;
+/** @internal */
 export function makePlainError(err: Error): MakeErrorOptions;
+/** @internal */
 export function moveElementInArray(array: unknown[], element: unknown, newIndex: number, offset?: boolean): number;
 export function parseEmoji(text: string): PartialEmoji | null;
 export function resolveColor(color: ColorResolvable): number;
+/** @internal */
 export function resolvePartialEmoji(emoji: Snowflake): PartialEmojiOnlyId;
 export function resolvePartialEmoji(emoji: Emoji | EmojiIdentifierResolvable): PartialEmoji | null;
 export function verifyString(data: string, error?: typeof Error, errorMessage?: string, allowEmpty?: boolean): string;
+/** @internal */
 export function setPosition<Item extends Channel | Role>(
   item: Item,
   position: number,
@@ -3292,6 +3289,7 @@ export function setPosition<Item extends Channel | Role>(
   reason?: string,
 ): Promise<{ id: Snowflake; position: number }[]>;
 export function parseWebhookURL(url: string): WebhookClientDataIdWithToken | null;
+/** @internal */
 export function transformResolved<Cached extends CacheType>(
   supportingData: SupportingInteractionResolvedData,
   data?: APIApplicationCommandInteractionData['resolved'],
@@ -3319,11 +3317,18 @@ export interface MappedComponentTypes {
   [ComponentType.TextInput]: TextInputComponent;
 }
 
-export interface ChannelCreateOptions {
+/** @internal */
+export interface CreateChannelOptions {
   allowFromUnknownGuild?: boolean;
 }
 
-export function createChannel(client: Client<true>, data: APIChannel, options?: ChannelCreateOptions): Channel;
+/** @internal */
+export function createChannel(
+  client: Client<true>,
+  data: APIChannel,
+  guild?: Guild,
+  extras?: CreateChannelOptions,
+): Channel;
 
 export function createComponent<Type extends keyof MappedComponentTypes>(
   data: APIMessageComponent & { type: Type },
@@ -3374,6 +3379,19 @@ export class Formatters extends null {
   public static userMention: typeof userMention;
 }
 
+/** @internal */
+export function resolveBase64(data: Base64Resolvable): string;
+/** @internal */
+export function resolveCode(data: string, regex: RegExp): string;
+/** @internal */
+export function resolveFile(resource: BufferResolvable | Stream): Promise<ResolvedFile>;
+/** @internal */
+export function resolveImage(resource: BufferResolvable | Base64Resolvable): Promise<string | null>;
+/** @internal */
+export function resolveInviteCode(data: InviteResolvable): string;
+/** @internal */
+export function resolveGuildTemplateCode(data: GuildTemplateResolvable): string;
+
 export type ComponentData =
   | MessageActionRowComponentData
   | ModalActionRowComponentData
@@ -3816,11 +3834,13 @@ export enum DiscordjsErrorCodes {
   GuildForumMessageRequired = 'GuildForumMessageRequired',
 }
 
+/** @internal */
 export interface DiscordjsErrorFields<Name extends string> {
   readonly name: `${Name} [${DiscordjsErrorCodes}]`;
   get code(): DiscordjsErrorCodes;
 }
 
+/** @internal */
 export function DiscordjsErrorMixin<Entity, Name extends string>(
   Base: Constructable<Entity>,
   name: Name,
@@ -4369,10 +4389,13 @@ export class VoiceStateManager extends CachedManager<Snowflake, VoiceState, type
 // to each of those classes
 
 export type Constructable<Entity> = abstract new (...args: any[]) => Entity;
+
+/** @internal */
 export function PartialTextBasedChannel<Entity>(
   Base?: Constructable<Entity>,
 ): Constructable<Entity & PartialTextBasedChannelFields<false>>;
 
+/** @internal */
 export function TextBasedChannelMixin<
   Entity,
   InGuild extends boolean = boolean,
@@ -4413,9 +4436,12 @@ export interface TextBasedChannelFields<InGuild extends boolean = boolean>
   setNSFW(nsfw?: boolean, reason?: string): Promise<this>;
 }
 
+/** @internal */
 export function PartialWebhookMixin<Entity>(Base?: Constructable<Entity>): Constructable<Entity & PartialWebhookFields>;
+/** @internal */
 export function WebhookMixin<Entity>(Base?: Constructable<Entity>): Constructable<Entity & WebhookFields>;
 
+/** @internal */
 export interface PartialWebhookFields {
   id: Snowflake;
   get url(): string;
@@ -4430,6 +4456,7 @@ export interface PartialWebhookFields {
   ): Promise<APIMessage | Message>;
 }
 
+/** @internal */
 export interface WebhookFields extends PartialWebhookFields {
   get createdAt(): Date;
   get createdTimestamp(): number;
@@ -5979,6 +6006,7 @@ export interface LifetimeFilterOptions<Key, Value> {
   lifetime?: number;
 }
 
+/** @internal */
 export interface MakeErrorOptions {
   name: string;
   message: string;
@@ -6433,6 +6461,7 @@ export interface StageInstanceEditOptions {
   privacyLevel?: StageInstancePrivacyLevel;
 }
 
+/** @internal */
 export interface SupportingInteractionResolvedData {
   client: Client;
   guild?: Guild;