fix: edit() data can be partial and defaultMemberPermissions can be null (#8163)

packages/discord.js/src/managers/ApplicationCommandManager.js

@@ -173,7 +173,7 @@ class ApplicationCommandManager extends CachedManager {
   /**
    * Edits an application command.
    * @param {ApplicationCommandResolvable} command The command to edit
-   * @param {ApplicationCommandData|APIApplicationCommand} data The data to update the command with
+   * @param {Partial<ApplicationCommandData|APIApplicationCommand>} data The data to update the command with
    * @param {Snowflake} [guildId] The guild's id where the command registered,
    * ignored when using a {@link GuildApplicationCommandManager}
    * @returns {Promise<ApplicationCommand>}

packages/discord.js/src/structures/ApplicationCommand.js

@@ -232,7 +232,7 @@ class ApplicationCommand extends Base {
 
   /**
    * Edits this application command.
-   * @param {ApplicationCommandData} data The data to update the command with
+   * @param {Partial<ApplicationCommandData>} data The data to update the command with
    * @returns {Promise<ApplicationCommand>}
    * @example
    * // Edit the description of this command
@@ -300,7 +300,7 @@ class ApplicationCommand extends Base {
 
   /**
    * Edits the default member permissions of this ApplicationCommand
-   * @param {PermissionResolvable} defaultMemberPermissions The default member permissions required to run this command
+   * @param {?PermissionResolvable} defaultMemberPermissions The default member permissions required to run this command
    * @returns {Promise<ApplicationCommand>}
    */
   setDefaultMemberPermissions(defaultMemberPermissions) {

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

@@ -328,7 +328,7 @@ export class ApplicationCommand<PermissionsFetchType = {}> extends Base {
   public type: ApplicationCommandType;
   public version: Snowflake;
   public delete(): Promise<ApplicationCommand<PermissionsFetchType>>;
-  public edit(data: ApplicationCommandData): Promise<ApplicationCommand<PermissionsFetchType>>;
+  public edit(data: Partial<ApplicationCommandData>): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setName(name: string): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setNameLocalizations(nameLocalizations: LocalizationMap): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setDescription(description: string): Promise<ApplicationCommand<PermissionsFetchType>>;
@@ -336,7 +336,7 @@ export class ApplicationCommand<PermissionsFetchType = {}> extends Base {
     descriptionLocalizations: LocalizationMap,
   ): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setDefaultMemberPermissions(
-    defaultMemberPermissions: PermissionResolvable,
+    defaultMemberPermissions: PermissionResolvable | null,
   ): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setDMPermission(dmPermission?: boolean): Promise<ApplicationCommand<PermissionsFetchType>>;
   public setOptions(options: ApplicationCommandOptionData[]): Promise<ApplicationCommand<PermissionsFetchType>>;
@@ -3188,11 +3188,11 @@ export class ApplicationCommandManager<
   public delete(command: ApplicationCommandResolvable, guildId?: Snowflake): Promise<ApplicationCommandScope | null>;
   public edit(
     command: ApplicationCommandResolvable,
-    data: ApplicationCommandDataResolvable,
+    data: Partial<ApplicationCommandDataResolvable>,
   ): Promise<ApplicationCommandScope>;
   public edit(
     command: ApplicationCommandResolvable,
-    data: ApplicationCommandDataResolvable,
+    data: Partial<ApplicationCommandDataResolvable>,
     guildId: Snowflake,
   ): Promise<ApplicationCommand>;
   public fetch(
@@ -3690,7 +3690,7 @@ export interface BaseApplicationCommandData {
   name: string;
   nameLocalizations?: LocalizationMap;
   dmPermission?: boolean;
-  defaultMemberPermissions?: PermissionResolvable;
+  defaultMemberPermissions?: PermissionResolvable | null;
 }
 
 export interface AttachmentData {

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

@@ -169,6 +169,11 @@ client.on('ready', async () => {
   const guildCommandFromGlobal = await client.application?.commands.fetch(guildCommandId, { guildId: testGuildId });
   const guildCommandFromGuild = await client.guilds.cache.get(testGuildId)?.commands.fetch(guildCommandId);
 
+  await client.application?.commands.edit(globalCommandId, { defaultMemberPermissions: null });
+  await globalCommand?.edit({ defaultMemberPermissions: null });
+  await globalCommand?.setDefaultMemberPermissions(null);
+  await guildCommandFromGlobal?.edit({ dmPermission: false });
+
   // @ts-expect-error
   await client.guilds.cache.get(testGuildId)?.commands.fetch(guildCommandId, { guildId: testGuildId });