Add additional string formats directly from ajv-formats

package.json

@@ -118,6 +118,7 @@
     "typescript": "^5.4.2"
   },
   "peerDependencies": {
+    "ajv-formats": "^3.0.1",
     "@sinclair/typebox": ">= 0.31.0",
     "openapi-types": ">= 12.0.0",
     "typescript": ">= 5.0.0"

src/type-system.ts

@@ -17,6 +17,7 @@ import {
 
 import { type TypeCheck } from '@sinclair/typebox/compiler'
 import { Value } from '@sinclair/typebox/value'
+import { fullFormats } from 'ajv-formats/dist/formats'
 
 import type { CookieOptions } from './cookies'
 import { ValidationError } from './error'
@@ -30,17 +31,13 @@ const isShortenDate =
 	/^(?:(?:(?:(?:0?[1-9]|[12][0-9]|3[01])[/\s-](?:0?[1-9]|1[0-2])[/\s-](?:19|20)\d{2})|(?:(?:19|20)\d{2}[/\s-](?:0?[1-9]|1[0-2])[/\s-](?:0?[1-9]|[12][0-9]|3[01]))))(?:\s(?:1[012]|0?[1-9]):[0-5][0-9](?::[0-5][0-9])?(?:\s[AP]M)?)?$/
 
 try {
-	TypeSystem.Format('email', (value) =>
-		/^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9]+(?:-[a-z0-9]+)*$/i.test(
-			value
-		)
-	)
 
-	TypeSystem.Format('uuid', (value) =>
-		/^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(
-			value
-		)
-	)
+	Object.entries(fullFormats).forEach(formatEntry => {
+		const [formatName, formatValue] = formatEntry;
+		if (formatValue instanceof RegExp) {
+			TypeSystem.Format(formatName, (value) => formatValue.test(value))
+		}
+	})
 
 	TypeSystem.Format('date', (value) => {
 		// Remove quote from stringified date

test/type-system/string-format.test.ts

@@ -0,0 +1,65 @@
+import Elysia, { t } from '../../src'
+import { describe, expect, it } from 'bun:test'
+import { Value } from '@sinclair/typebox/value'
+import { TBoolean, TString, TypeBoxError } from '@sinclair/typebox'
+import { req } from '../utils'
+
+describe('TypeSystem - ObjectString', () => {
+	it('Format email', async () => {
+		const testString = "[email protected]";
+		const app = new Elysia().get(
+			'/',
+			({ query }) => query,
+			{
+				query: t.Object({
+					email: t.String({
+						format: 'email'
+					})
+				})
+			}
+		)
+
+		const res1 = await app.handle(req(`/?email=${testString}`))
+		expect(res1.status).toBe(200);
+
+		expect(await (res1).json()).toEqual({ email: testString })
+	})
+	it('Format hostname', async () => {
+		const testString = "www";
+		const app = new Elysia().get(
+			'/',
+			({ query }) => query,
+			{
+				query: t.Object({
+					host: t.String({
+						format: 'hostname'
+					})
+				})
+			}
+		)
+
+		const res1 = await app.handle(req(`/?host=${testString}`))
+		expect(res1.status).toBe(200);
+
+		expect(await (res1).json()).toEqual({ host: testString })
+	})
+	it('Format date', async () => {
+		const testString = "2024-01-01";
+		const app = new Elysia().get(
+			'/',
+			({ query }) => query,
+			{
+				query: t.Object({
+					date: t.String({
+						format: 'date'
+					})
+				})
+			}
+		)
+
+		const res1 = await app.handle(req(`/?date=${testString}`))
+		expect(res1.status).toBe(200);
+
+		expect(await (res1).json()).toEqual({ date: testString })
+	})
+})