fix(zod-openapi): relax types to support `.refine()` for an object (#574)

* fix(zod-openapi): relax types to support `.refine()` for an object

* add a chengeset

.changeset/beige-rice-roll.md

@@ -0,0 +1,5 @@
+---
+'@hono/zod-openapi': patch
+---
+
+fix: relax types to support `.refine()` for an object

package.json

@@ -63,4 +63,4 @@
     "typescript": "^5.2.2"
   },
   "packageManager": "yarn@4.0.2"
-}
+}

packages/react-compat/package.json

@@ -30,4 +30,4 @@
     "hono": "4.5.0-rc.1",
     "tsup": "^8.0.1"
   }
-}
+}

packages/zod-openapi/package.json

@@ -44,7 +44,6 @@
     "@cloudflare/workers-types": "^4.20240117.0",
     "hono": "^4.3.6",
     "jest": "^29.7.0",
-    "openapi3-ts": "^4.1.2",
     "tsup": "^8.0.1",
     "typescript": "^5.4.4",
     "vitest": "^1.4.0",

packages/zod-openapi/src/index.ts

@@ -8,11 +8,11 @@ import type {
   ZodRequestBody,
 } from '@asteasolutions/zod-to-openapi'
 import {
+  OpenAPIRegistry,
   OpenApiGeneratorV3,
   OpenApiGeneratorV31,
-  OpenAPIRegistry,
+  extendZodWithOpenApi,
 } from '@asteasolutions/zod-to-openapi'
-import { extendZodWithOpenApi } from '@asteasolutions/zod-to-openapi'
 import type { OpenAPIObjectConfig } from '@asteasolutions/zod-to-openapi/dist/v3.0/openapi-generator'
 import { zValidator } from '@hono/zod-validator'
 import { Hono } from 'hono'
@@ -35,10 +35,10 @@ import type {
   StatusCode,
   SuccessStatusCode,
 } from 'hono/utils/http-status'
-import type { Prettify, RemoveBlankRecord } from 'hono/utils/types'
+import type { RemoveBlankRecord } from 'hono/utils/types'
 import { mergePath } from 'hono/utils/url'
-import type { AnyZodObject, ZodSchema, ZodError } from 'zod'
-import { z, ZodType } from 'zod'
+import type { AnyZodObject, ZodError, ZodSchema } from 'zod'
+import { ZodType, z } from 'zod'
 
 type MaybePromise<T> = Promise<T> | T
 
@@ -48,10 +48,10 @@ export type RouteConfig = RouteConfigBase & {
 
 type RequestTypes = {
   body?: ZodRequestBody
-  params?: AnyZodObject
-  query?: AnyZodObject
-  cookies?: AnyZodObject
-  headers?: AnyZodObject | ZodType<unknown>[]
+  params?: ZodType
+  query?: ZodType
+  cookies?: ZodType
+  headers?: ZodType | ZodType[]
 }
 
 type IsJson<T> = T extends string
@@ -77,7 +77,7 @@ type InputTypeBase<
   Part extends string,
   Type extends string
 > = R['request'] extends RequestTypes
-  ? RequestPart<R, Part> extends AnyZodObject
+  ? RequestPart<R, Part> extends ZodType
     ? {
         in: { [K in Type]: z.input<RequestPart<R, Part>> }
         out: { [K in Type]: z.output<RequestPart<R, Part>> }
@@ -299,7 +299,7 @@ export class OpenAPIHono<
       InputTypeJson<R>,
     P extends string = ConvertPathType<R['path']>
   >(
-    {middleware: routeMiddleware, ...route}: R,
+    { middleware: routeMiddleware, ...route }: R,
     handler: Handler<
       E,
       P,

packages/zod-openapi/test/index.test.ts

@@ -2,11 +2,12 @@ import type { RouteConfig } from '@asteasolutions/zod-to-openapi'
 import type { Context, TypedResponse } from 'hono'
 import { bearerAuth } from 'hono/bearer-auth'
 import { hc } from 'hono/client'
-import { describe, it, expect, expectTypeOf } from 'vitest'
-import { OpenAPIHono, createRoute, z, RouteConfigToTypedResponse } from '../src/index'
-import { Expect, Equal } from 'hono/utils/types'
-import { ServerErrorStatusCode } from 'hono/utils/http-status'
-import { stringify } from "yaml"
+import { describe, expect, expectTypeOf, it } from 'vitest'
+import type { RouteConfigToTypedResponse } from '../src/index'
+import { OpenAPIHono, createRoute, z } from '../src/index'
+import type { Equal, Expect } from 'hono/utils/types'
+import type { ServerErrorStatusCode } from 'hono/utils/http-status'
+import { stringify } from 'yaml'
 
 describe('Constructor', () => {
   it('Should not require init object', () => {
@@ -1491,43 +1492,45 @@ describe('RouteConfigToTypedResponse', () => {
 
     type Expected =
       | TypedResponse<
-        {
-          name: string
-          age: number
-        },
-        200,
-        'json'
-      >
+          {
+            name: string
+            age: number
+          },
+          200,
+          'json'
+        >
       | TypedResponse<
-        {
-          ok: boolean
-        },
-        400,
-        'json'
-      >
+          {
+            ok: boolean
+          },
+          400,
+          'json'
+        >
       | TypedResponse<
-        {
-          ok: boolean
-        },
-        ServerErrorStatusCode,
-        'json'
-      >
+          {
+            ok: boolean
+          },
+          ServerErrorStatusCode,
+          'json'
+        >
     type verify = Expect<Equal<Expected, Actual>>
   })
 })
 
-describe("Generate YAML", () => {
-  it("Should generate YAML with Middleware", async () => {
+describe('Generate YAML', () => {
+  it('Should generate YAML with Middleware', async () => {
     const app = new OpenAPIHono()
     app.openapi(
       createRoute({
         method: 'get',
         path: '/books',
-        middleware: [bearerAuth({
-          verifyToken: (_, __) => {
-            return true;
-          },
-        })],
+        middleware: [
+          bearerAuth({
+            verifyToken: (_, __) => {
+              return true
+            },
+          }),
+        ],
         responses: {
           200: {
             description: 'Books',
@@ -1550,8 +1553,8 @@ describe("Generate YAML", () => {
       info: {
         title: 'My API',
         version: '1.0.0',
-      }
-    });
-    expect(() => stringify(doc)).to.not.throw();
+      },
+    })
+    expect(() => stringify(doc)).to.not.throw()
   })
-});
+})

packages/zod-openapi/yarn.lock

@@ -596,7 +596,6 @@ __metadata:
     "@hono/zod-validator": "npm:0.2.2"
     hono: "npm:^4.3.6"
     jest: "npm:^29.7.0"
-    openapi3-ts: "npm:^4.1.2"
     tsup: "npm:^8.0.1"
     typescript: "npm:^5.4.4"
     vitest: "npm:^1.4.0"
@@ -2381,9 +2380,9 @@ __metadata:
   linkType: hard
 
 "hono@npm:^4.3.6":
-  version: 4.3.6
-  resolution: "hono@npm:4.3.6"
-  checksum: 2e27eb1e90b392a5884af573179d29e3f717f5e803c2b90f1383488f42bc986810e8e714d5bb1205935fda1d3e9944b3262aed88e852ea44d0e13d799474fa5b
+  version: 4.4.6
+  resolution: "hono@npm:4.4.6"
+  checksum: 065318f3fe021320b59f3daddacf7d74bfc3303de55f415a999b6967a9f09714e136528bc86cc880a45633cd85dec5428e41e902b5e3a3809f3cd17204302668
   languageName: node
   linkType: hard