🔧 fix(type generator): try loose matching for schema type

Author: SaltyAom

CHANGELOG.md

@@ -1,6 +1,7 @@
 # 1.3.6 - 3 Sep 2025
 Improvement:
 - type generator: add loose path type matching
+- type generator: try loose matching for schema type
 
 # 1.3.5 - 3 Sep 2025
 Bug fix:

example/gen.ts

@@ -28,14 +28,14 @@ export const app = new Elysia()
 			}
 		}
 	)
-	.post(
-		'/json',
-		({ body, status }) => (Math.random() > 0.5 ? status(418) : body),
-		{
-			body: t.Object({
-				hello: t.String()
-			})
-		}
-	)
-	.get('/id/:id/name/:name', ({ params }) => params)
+	// .post(
+	// 	'/json',
+	// 	({ body, status }) => (Math.random() > 0.5 ? status(418) : body),
+	// 	{
+	// 		body: t.Object({
+	// 			hello: t.String()
+	// 		})
+	// 	}
+	// )
+	// .get('/id/:id/name/:name', ({ params }) => params)
 	.listen(3000)

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@elysiajs/openapi",
-    "version": "1.3.5",
+    "version": "1.3.6",
     "description": "Plugin for Elysia to auto-generate API documentation",
     "author": {
         "name": "saltyAom",

src/gen/index.ts

@@ -1,4 +1,4 @@
-import type { InternalRoute } from 'elysia'
+import type { InputSchema, InternalRoute, TSchema } from 'elysia'
 import {
 	readFileSync,
 	mkdirSync,
@@ -14,6 +14,7 @@ import { tmpdir } from 'os'
 import { join } from 'path'
 import { spawnSync } from 'child_process'
 import { AdditionalReference, AdditionalReferences } from '../types'
+import { Kind, TObject } from '@sinclair/typebox/type'
 
 const matchRoute = /: Elysia<(.*)>/gs
 const matchStatus = /(\d{3}):/gs
@@ -165,17 +166,24 @@ export const fromTypes =
 
 			const routes: AdditionalReference = {}
 
-			for (let route of routesString.slice(1).split('} & {')) {
-				route = '{' + route + '}'
-				let schema = TypeBox(route)
-
-				if (schema.type !== 'object') continue
+			// Treaty is a collection of { ... } & { ... } & { ... }
+			// Each route will be intersected with each other
+			// instead of being nested in a route object
+			for (const route of routesString.slice(1).split('} & {')) {
+				// as '} & {' is removed, we need to add it back
+				let schema = TypeBox(`{${route}}}`)
+				if (schema.type !== 'object') {
+					// just in case
+					schema = TypeBox(`{${route}}`)
+
+					if (schema.type !== 'object') continue
+				}
 
 				const paths = []
 
 				while (true) {
 					const keys = Object.keys(schema.properties)
-					if (!keys.length || keys.length > 1) break
+					if (keys.length !== 1) break
 
 					paths.push(keys[0])