🔧 fix(type-generator): exclude unknown type

Author: SaltyAom

CHANGELOG.md

@@ -1,3 +1,7 @@
+# 1.3.4 - 3 Sep 2025
+Bug fix:
+- type generator: exclude unknown type
+
 # 1.3.3 - 3 Sep 2025
 Bug fix:
 - type generator: collapse path when trying to access from dist

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@elysiajs/openapi",
-    "version": "1.3.3",
+    "version": "1.3.4",
     "description": "Plugin for Elysia to auto-generate API documentation",
     "author": {
         "name": "saltyAom",

src/gen/index.ts

@@ -124,14 +124,16 @@ export const fromTypes =
 			let targetFile =
 				overrideOutputPath?.(tmpRoot) ?? join(tmpRoot, 'dist', fileName)
 
-			// Sometime TypeScript doesn't include the first level directory, eg. src/file.ts -> dist/file.d.ts
-			if (!existsSync(targetFile))
-				targetFile = join(
+			{
+				const _targetFile = join(
 					tmpRoot,
 					'dist',
 					fileName.slice(fileName.indexOf('/') + 1)
 				)
 
+				if (existsSync(_targetFile)) targetFile = _targetFile
+			}
+
 			const declaration = readFileSync(targetFile, 'utf8')
 
 			// Check just in case of race-condition
@@ -200,7 +202,9 @@ export const fromTypes =
 
 			return routes
 		} catch (error) {
-			console.warn('[@elysiajs/openapi/gen] Failed to generate OpenAPI schema')
+			console.warn(
+				'[@elysiajs/openapi/gen] Failed to generate OpenAPI schema'
+			)
 			console.warn(error)
 
 			return

src/openapi.ts

@@ -111,18 +111,19 @@ export function toOpenAPISchema(
 				const refer = reference[route.path]?.[method]
 				if (!refer) continue
 
-				if (!hooks.body && refer.body) hooks.body = refer.body
-				if (!hooks.query && refer.query) hooks.query = refer.query
-				if (!hooks.params && refer.params) hooks.params = refer.params
-				if (!hooks.headers && refer.headers)
+				if (!hooks.body && refer.body?.type) hooks.body = refer.body
+				if (!hooks.query && refer.query?.type) hooks.query = refer.query
+				if (!hooks.params && refer.params?.type)
+					hooks.params = refer.params
+				if (!hooks.headers && refer.headers?.type)
 					hooks.headers = refer.headers
 				if (!hooks.response && refer.response) {
 					hooks.response = {}
 
 					for (const [status, schema] of Object.entries(
 						refer.response
 					))
-						if (!hooks.response[status as any])
+						if (!hooks.response[status as any] && schema?.type)
 							hooks.response[status as any] = schema
 				}
 			}
@@ -224,7 +225,7 @@ export function toOpenAPISchema(
 		if (parameters.length > 0) operation.parameters = parameters
 
 		// Handle request body
-		if (hooks.body) {
+		if (hooks.body && method !== 'get' && method !== 'head') {
 			if (typeof hooks.body === 'string') hooks.body = toRef(hooks.body)
 
 			// @ts-ignore