fix: specify types from the undici package

packages/api/src/lib/structures/api/ApiRequest.ts

@@ -1,5 +1,7 @@
 import { isNullishOrEmpty } from '@sapphire/utilities';
+import type { Blob } from 'node:buffer';
 import { IncomingMessage } from 'node:http';
+import type { FormData, Request } from 'undici';
 import type { MimeType } from '../../utils/MimeType';
 import { RequestProxy } from '../../utils/_body/RequestProxy';
 import type { Route } from '../Route';
@@ -88,7 +90,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBody() {
+	public readBody(): Promise<unknown> {
 		return this.#isFormContentType ? this.readBodyFormData() : this.readBodyJson();
 	}
 
@@ -97,7 +99,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBodyArrayBuffer() {
+	public readBodyArrayBuffer(): Promise<ArrayBuffer> {
 		return this.asWeb().arrayBuffer();
 	}
 
@@ -106,7 +108,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBodyBlob() {
+	public readBodyBlob(): Promise<Blob> {
 		return this.asWeb().blob();
 	}
 
@@ -122,7 +124,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBodyFormData() {
+	public readBodyFormData(): Promise<FormData> {
 		return this.asWeb().formData(); // NOSONAR
 	}
 
@@ -132,7 +134,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBodyJson() {
+	public readBodyJson(): Promise<unknown> {
 		return this.asWeb().json();
 	}
 
@@ -141,7 +143,7 @@ export class ApiRequest extends IncomingMessage {
 	 *
 	 * @returns The result of the body parsing
 	 */
-	public readBodyText() {
+	public readBodyText(): Promise<string> {
 		return this.asWeb().text();
 	}
 
@@ -162,7 +164,7 @@ export class ApiRequest extends IncomingMessage {
 	 * @param validator The validator function to use on the body parsing result
 	 * @returns The validated body
 	 */
-	public readValidatedBodyFormData<Type extends FormData>(validator: ValidatorFunction<FormData, Type>) {
+	public readValidatedBodyFormData<Type>(validator: ValidatorFunction<FormData, Type>) {
 		return this.readBodyFormData().then(validator);
 	}
 
@@ -182,9 +184,9 @@ export class ApiRequest extends IncomingMessage {
 	 * @param validator The validator function to use on the body parsing result
 	 * @returns The validated body
 	 */
-	public readValidatedBodyText<Type extends string>(validator: ValidatorFunction<string, Type>) {
+	public readValidatedBodyText<Type>(validator: ValidatorFunction<string, Type>) {
 		return this.readBodyText().then(validator);
 	}
 }
 
-export type ValidatorFunction<Data, Type extends Data> = (data: Data) => Type | ((data: Data) => data is Type);
+export type ValidatorFunction<Data, Type> = (data: Data) => Type;

packages/api/src/lib/utils/_body/RequestHeadersProxy.ts

@@ -1,6 +1,6 @@
 import { isNullishOrEmpty } from '@sapphire/utilities';
 import { splitSetCookieString } from 'cookie-es';
-import type { Headers, SpecIterableIterator } from 'undici-types';
+import type { Headers, SpecIterableIterator } from 'undici';
 import type { ApiRequest } from '../../structures/api/ApiRequest';
 import { NodeUtilInspectSymbol } from '../constants';
 

packages/api/src/lib/utils/_body/RequestProxy.ts

@@ -2,16 +2,17 @@ import { isNullish, isNullishOrEmpty } from '@sapphire/utilities';
 import { Blob } from 'node:buffer';
 import { arrayBuffer } from 'node:stream/consumers';
 import { ReadableStream } from 'node:stream/web';
-import type {
-	FormData,
-	Headers,
-	ReferrerPolicy,
-	Request,
-	RequestCache,
-	RequestCredentials,
-	RequestDestination,
-	RequestMode,
-	RequestRedirect
+import {
+	Response,
+	type FormData,
+	type Headers,
+	type ReferrerPolicy,
+	type Request,
+	type RequestCache,
+	type RequestCredentials,
+	type RequestDestination,
+	type RequestMode,
+	type RequestRedirect
 } from 'undici';
 import type { ApiRequest } from '../../structures/api/ApiRequest';
 import type { MethodName } from '../../structures/http/HttpMethods';
@@ -57,15 +58,15 @@ export class RequestProxy implements Request {
 		return this.#cachedMethod;
 	}
 
-	public get signal() {
+	public get signal(): AbortSignal {
 		this.#abortController ??= new AbortController();
 		return this.#abortController.signal;
 	}
 
 	public get body(): ReadableStream<Uint8Array> | null {
 		if (!this.hasBody) return null;
 
-		this.#bodyStream ??= new ReadableStream({
+		this.#bodyStream ??= new ReadableStream<Uint8Array>({
 			start: (controller) => {
 				this.#request
 					.on('data', (chunk) => controller.enqueue(chunk))
@@ -113,7 +114,7 @@ export class RequestProxy implements Request {
 		return new RequestProxy(this.#request);
 	}
 
-	private get hasBody() {
+	private get hasBody(): boolean {
 		if (this.#cachedHasBody !== null) return this.#cachedHasBody;
 
 		const contentLengthString = this.headers.get('content-length');