Add serialization support to Joi

.changeset/eleven-ligers-decide.md

@@ -0,0 +1,7 @@
+---
+"@typeschema/main": patch
+"@typeschema/all": patch
+"@typeschema/joi": patch
+---
+
+Add serialization support to Joi

packages/all/package.json

@@ -99,6 +99,7 @@
     "io-ts": "^2.2.21",
     "io-ts-types": "^0.5.19",
     "joi": "^17.12.0",
+    "joi-to-json": "^4.2.1",
     "ajv": "^8.12.0",
     "json-schema-to-ts": "^3.0.0",
     "ow": "^0.28.2",

packages/joi/package.json

@@ -58,19 +58,25 @@
   },
   "//devDependencies": "This field is manually maintained.",
   "devDependencies": {
-    "joi": "^17.12.0"
+    "joi": "^17.12.0",
+    "joi-to-json": "^4.2.1"
   },
   "//peerDependencies": {
     "//": "This field is manually maintained.",
-    "joi": "Required for validation"
+    "joi": "Required for validation",
+    "joi-to-json": "Required for serialization"
   },
   "peerDependencies": {
-    "joi": "^17.12.0"
+    "joi": "^17.12.0",
+    "joi-to-json": "^4.2.1"
   },
   "//peerDependenciesMeta": "This field is manually maintained.",
   "peerDependenciesMeta": {
     "joi": {
       "optional": true
+    },
+    "joi-to-json": {
+      "optional": true
     }
   }
 }

packages/joi/src/__tests__/joi.test.ts

@@ -5,7 +5,7 @@ import {expectTypeOf} from 'expect-type';
 import Joi from 'joi';
 import {describe, expect, test} from 'vitest';
 
-import {assert, validate, wrap} from '..';
+import {assert, toJSONSchema, validate, wrap} from '..';
 
 describe('joi', () => {
   const schema = Joi.object({
@@ -67,4 +67,20 @@ describe('joi', () => {
     const caller = createCaller({});
     expect(await caller.hello(data)).toStrictEqual(data);
   });
+
+  test('toJSONSchema', async () => {
+    expect(await toJSONSchema(schema)).toStrictEqual({
+      additionalProperties: false,
+      properties: {
+        age: {type: 'number'},
+        createdAt: {type: 'integer'},
+        email: {format: 'email', type: 'string'},
+        id: {type: 'string'},
+        name: {type: 'string'},
+        updatedAt: {type: 'integer'},
+      },
+      required: ['age', 'createdAt', 'email', 'id', 'name', 'updatedAt'],
+      type: 'object',
+    });
+  });
 });

packages/joi/src/serialization.ts

@@ -0,0 +1,16 @@
+import type {AdapterResolver} from './resolver';
+import type {SerializationAdapter} from '@typeschema/core';
+
+import {memoize} from '@typeschema/core';
+
+const importSerializationModule = memoize(async () => {
+  const {default: parse} = await import('joi-to-json');
+  return {parse};
+});
+
+export const serializationAdapter: SerializationAdapter<
+  AdapterResolver
+> = async schema => {
+  const {parse} = await importSerializationModule();
+  return parse(schema);
+};

packages/main/package.json

@@ -90,6 +90,7 @@
     "io-ts-types": "^0.5.19",
     "@typeschema/joi": "workspace:*",
     "joi": "^17.12.0",
+    "joi-to-json": "^4.2.1",
     "@typeschema/json": "workspace:*",
     "ajv": "^8.12.0",
     "json-schema-to-ts": "^3.0.0",