CHANGELOG.md

@@ -2,6 +2,18 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [0.7.2](https://github.com/unjs/h3/compare/v0.7.1...v0.7.2) (2022-04-08)
+
+
+### Features
+
+* add generic response type support for eventHandler ([6fcdc22](https://github.com/unjs/h3/commit/6fcdc22dd20df731cd31b99ebac0cdb473541297))
+
+
+### Bug Fixes
+
+* add missing `PATCH` method to types ([#88](https://github.com/unjs/h3/issues/88)) ([884460b](https://github.com/unjs/h3/commit/884460bffd210de9042cd9ebe3b84d1c07b40a06))
+
 ### [0.7.1](https://github.com/unjs/h3/compare/v0.7.0...v0.7.1) (2022-04-07)
 
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "h3",
-  "version": "0.7.1",
+  "version": "0.7.2",
   "description": "Tiny JavaScript Server",
   "repository": "unjs/h3",
   "license": "MIT",

src/event.ts

@@ -12,16 +12,18 @@ export interface H3Event {
 
 export type CompatibilityEvent = H3Event | IncomingMessage
 
-export type _JSONValue<T=string|number|boolean> = T | T[] | Record<string, T>
+type _JSONValue<T=string|number|boolean> = T | T[] | Record<string, T>
 export type JSONValue = _JSONValue<_JSONValue>
-export type H3Response = void | JSONValue | Buffer
 
-export interface EventHandler {
+type _H3Response = void | JSONValue | Buffer
+export type H3Response = _H3Response | Promise<_H3Response>
+
+export interface EventHandler<T extends H3Response = H3Response> {
   '__is_handler__'?: true
-  (event: CompatibilityEvent): H3Response| Promise<H3Response>
+  (event: CompatibilityEvent): T
 }
 
-export function defineEventHandler (handler: EventHandler) {
+export function defineEventHandler <T extends H3Response = H3Response> (handler: EventHandler<T>): EventHandler<T> {
   handler.__is_handler__ = true
   return handler
 }
@@ -82,7 +84,7 @@ export function toEventHandler (handler: CompatibilityEventHandler): EventHandle
     throw new TypeError('Invalid handler. It should be a function:', handler)
   }
   return eventHandler((event) => {
-    return callHandler(handler, event.req as IncomingMessage, event.res) as Promise<H3Response>
+    return callHandler(handler, event.req as IncomingMessage, event.res) as H3Response
   })
 }
 

src/types.ts

@@ -27,4 +27,4 @@ export type LazyHandler = () => Handler | Promise<Handler>
 export type Encoding = false | 'ascii' | 'utf8' | 'utf-8' | 'utf16le' | 'ucs2' | 'ucs-2' | 'base64' | 'latin1' | 'binary' | 'hex'
 
 // https://www.rfc-editor.org/rfc/rfc7231#section-4.1
-export type HTTPMethod = 'GET' | 'HEAD' | 'POST' | 'PUT' | 'DELETE' | 'CONNECT' | 'OPTIONS' | 'TRACE'
+export type HTTPMethod = 'GET' | 'HEAD' | 'PATCH' | 'POST' | 'PUT' | 'DELETE' | 'CONNECT' | 'OPTIONS' | 'TRACE'

src/utils/body.ts

@@ -6,7 +6,7 @@ import { assertMethod } from './request'
 const RawBodySymbol = Symbol('h3RawBody')
 const ParsedBodySymbol = Symbol('h3RawBody')
 
-const PayloadMethods = ['PATCH', 'POST', 'PUT', 'DELETE'] as HTTPMethod[]
+const PayloadMethods: HTTPMethod[] = ['PATCH', 'POST', 'PUT', 'DELETE']
 
 /**
  * Reads body of the request and returns encoded raw string (default) or `Buffer` if encoding if falsy.