🎉 feat: reference model

CHANGELOG.md

@@ -1,3 +1,8 @@
+# 0.2.0-rc.0 - 23 Jan 2023
+Feature:
+- Add support for reference model via `.setModel`
+- Add support for OpenAPI's `definitions` field
+
 # 0.2.0-beta.2 - 22 Jan 2023
 Feature:
 - Add support for custom openapi field using `schema.detail`

example/schema.ts

@@ -1,25 +1,30 @@
-import { Elysia, t, SCHEMA } from '../src'
+import { Elysia, t, SCHEMA, DEFS } from '../src'
 
 const app = new Elysia()
-	// Strictly validate response
-	.get('/', () => 'hi', {
-		schema: {
+	.setModel(
+		'a',
+		t.Object({
 			response: t.String()
-		}
-	})
+		})
+	)
+	.setModel(
+		'b',
+		t.Object({
+			response: t.Number()
+		})
+	)
+	// Strictly validate response
+	.get('/', () => 'hi')
 	// Strictly validate body and response
-	.post('/', ({ body }) => body.id, {
+	.post('/', ({ body, query }) => body.id, {
 		schema: {
 			body: t.Object({
 				id: t.Number(),
 				username: t.String(),
 				profile: t.Object({
 					name: t.String()
 				})
-			}),
-			response: {
-				200: t.Number()
-			}
+			})
 		}
 	})
 	// Strictly validate query, params, and body
@@ -71,4 +76,7 @@ const app = new Elysia()
 	)
 	.listen(8080)
 
-type A = typeof app['store'][typeof SCHEMA]['/query/:id']['GET']['query']
+type A = typeof app['store'][typeof SCHEMA]['/']['POST']['query']
+type B = typeof app['store'][typeof DEFS]
+
+// const a = app.getModel('b')

package.json

@@ -1,7 +1,7 @@
 {
   "name": "elysia",
   "description": "Fast, and friendly Bun web framework",
-  "version": "0.2.0-beta.2",
+  "version": "0.2.0-rc.0",
   "author": {
     "name": "saltyAom",
     "url": "https://github.com/SaltyAom",

src/context.ts

@@ -1,16 +1,18 @@
 import { Elysia } from '.'
 import type { TypedRoute } from './types'
 
+type UnwrapFn<T> = T extends (...params: any) => any ? ReturnType<T> : T
+
 export interface Context<
 	Route extends TypedRoute = TypedRoute,
 	Store extends Elysia['store'] = Elysia['store']
 > {
 	request: Request
-	query: Route['query'] extends undefined
+	query: UnwrapFn<Route['query']> extends undefined
 		? Record<string, unknown>
-		: Route['query']
-	params: Route['params']
-	body: Route['body']
+		: UnwrapFn<Route['query']>
+	params: UnwrapFn<Route['params']>
+	body: UnwrapFn<Route['body']>
 	store: Store
 
 	set: {

src/index.ts

@@ -8,8 +8,10 @@ import {
 	mergeHook,
 	mergeDeep,
 	createValidationError,
+	getSchemaValidator,
 	SCHEMA,
-	getSchemaValidator
+	DEFS,
+	getResponseSchemaValidator
 } from './utils'
 import { registerSchemaPath } from './schema'
 import { mapErrorCode, mapErrorStatus } from './error'
@@ -44,8 +46,10 @@ import type {
 	NoReturnHandler,
 	ElysiaRoute,
 	MaybePromise,
-	IsNever
+	IsNever,
+	InferSchema
 } from './types'
+import { type TSchema } from '@sinclair/typebox'
 
 /**
  * ### Elysia Server
@@ -65,7 +69,8 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	config: ElysiaConfig
 
 	store: Instance['store'] = {
-		[SCHEMA]: {}
+		[SCHEMA]: {},
+		[DEFS]: {}
 	}
 	// Will be applied to Context
 	protected decorators: Record<string, unknown> | null = null
@@ -99,7 +104,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	}
 
 	private _addHandler<
-		Schema extends TypedSchema = TypedSchema,
+		Schema extends TypedSchema,
 		Path extends string = string
 	>(
 		method: HTTPMethod,
@@ -116,28 +121,36 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 			hooks: mergeHook(clone(this.event), hook as RegisteredHook)
 		})
 
+		const defs = this.store[DEFS]
+
 		const body = getSchemaValidator(
-			hook?.schema?.body ?? this.$schema?.body
+			hook?.schema?.body ?? this.$schema?.body,
+			defs
 		)
 		const header = getSchemaValidator(
 			hook?.schema?.headers ?? this.$schema?.headers,
+			defs,
 			true
 		)
 		const params = getSchemaValidator(
-			hook?.schema?.params ?? this.$schema?.params
+			hook?.schema?.params ?? this.$schema?.params,
+			defs
 		)
 		const query = getSchemaValidator(
-			hook?.schema?.query ?? this.$schema?.query
+			hook?.schema?.query ?? this.$schema?.query,
+			defs
 		)
-		const response = getSchemaValidator(
-			hook?.schema?.response ?? this.$schema?.response
+		const response = getResponseSchemaValidator(
+			hook?.schema?.response ?? this.$schema?.response,
+			defs
 		)
 
 		registerSchemaPath({
 			schema: this.store[SCHEMA],
 			hook,
 			method,
-			path
+			path,
+			models: this.store[DEFS]
 		})
 
 		const validator =
@@ -639,7 +652,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	get<
-		Schema extends TypedSchema = TypedSchema,
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -671,7 +684,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	post<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -703,7 +716,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	put<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -735,7 +748,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	patch<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -767,7 +780,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	delete<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -799,7 +812,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	options<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -826,7 +839,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	all<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -858,7 +871,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	head<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -890,7 +903,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	trace<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -922,7 +935,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	connect<
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -955,7 +968,7 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 */
 	route<
 		Method extends HTTPMethod = HTTPMethod,
-		Schema extends TypedSchema = {},
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		Path extends string = string,
 		Response = unknown
 	>(
@@ -1104,21 +1117,22 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	 * ```
 	 */
 	schema<
-		Schema extends TypedSchema = TypedSchema,
+		Schema extends InferSchema<Instance> = InferSchema<Instance>,
 		NewInstance = Elysia<{
 			request: Instance['request']
 			store: Instance['store']
 			schema: MergeSchema<Schema, Instance['schema']>
 		}>
 	>(schema: Schema): NewInstance {
+		const defs = this.store[DEFS]
+
 		this.$schema = {
-			body: getSchemaValidator(schema?.body),
-			headers: getSchemaValidator(schema?.headers),
-			params: getSchemaValidator(schema?.params),
-			query: getSchemaValidator(schema?.query),
-			response: getSchemaValidator(
-				schema?.response?.['200'] ?? schema.response
-			)
+			body: getSchemaValidator(schema.body, defs),
+			headers: getSchemaValidator(schema?.headers, defs, true),
+			params: getSchemaValidator(schema?.params, defs),
+			query: getSchemaValidator(schema?.query, defs),
+			// @ts-ignore
+			response: getSchemaValidator(schema?.response, defs)
 		}
 
 		return this as unknown as NewInstance
@@ -1421,13 +1435,28 @@ export default class Elysia<Instance extends ElysiaInstance = ElysiaInstance> {
 	get modules() {
 		return Promise.all(this.lazyLoadModules)
 	}
+
+	setModel<Recorder extends Record<string, TSchema>>(
+		record: Recorder
+	): Elysia<{
+		store: Instance['store'] & {
+			[Defs in typeof DEFS]: Recorder
+		}
+		request: Instance['request']
+		schema: Instance['schema']
+	}> {
+		Object.assign(this.store[DEFS], record)
+
+		return this as unknown as any
+	}
 }
 
 export { Elysia, Router }
 export { Type as t } from '@sinclair/typebox'
 
 export {
 	SCHEMA,
+	DEFS,
 	getPath,
 	createValidationError,
 	getSchemaValidator