From b7cd2469e5dd62eab1e0c1313b6f40645bb8a054 Mon Sep 17 00:00:00 2001
From: Johann Schopplich <mail@johannschopplich.com>
Date: Wed, 29 Nov 2023 10:26:27 +0100
Subject: [PATCH] refactor: OpenAPI interop default export

---
 eslint.config.js        |  2 +-
 src/openapi.ts          | 10 ++++++----
 src/runtime/formData.ts | 12 ++++++------
 src/runtime/openapi.ts  | 18 +++++++++---------
 4 files changed, 22 insertions(+), 20 deletions(-)

diff --git a/eslint.config.js b/eslint.config.js
index cbd8240..fb18115 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,6 +1,6 @@
 import antfu from '@antfu/eslint-config'
 
-export default antfu(
+export default await antfu(
   {
     rules: {
       'node/prefer-global/buffer': 'off',
diff --git a/src/openapi.ts b/src/openapi.ts
index 18e1c4f..beffbf2 100644
--- a/src/openapi.ts
+++ b/src/openapi.ts
@@ -15,7 +15,7 @@ export async function generateTypes(
       throw new Error('Failed to generate OpenAPI types')
   })
 
-  const openAPITS = await resolveOpenAPIImports()
+  const openAPITS = await interopDefault(import('openapi-typescript'))
   const schemas = await Promise.all(
     Object.entries(endpoints).map(async ([id, endpoint]) => {
       let types = ''
@@ -65,7 +65,9 @@ async function resolveSchema({ schema }: Endpoint): Promise<string | URL | OpenA
   return schema!
 }
 
-async function resolveOpenAPIImports() {
-  const openAPITS = await import('openapi-typescript')
-  return openAPITS.default || openAPITS
+async function interopDefault<T>(
+  m: T | Promise<T>,
+): Promise<T extends { default: infer U } ? U : T> {
+  const resolved = await m
+  return (resolved as any).default || resolved
 }
diff --git a/src/runtime/formData.ts b/src/runtime/formData.ts
index fb7ca42..1e58d0d 100644
--- a/src/runtime/formData.ts
+++ b/src/runtime/formData.ts
@@ -17,9 +17,9 @@ export function isFormData(obj: unknown): obj is FormData {
 export function isSerializedFormData(obj: unknown): obj is SerializedFormData {
   return (
     typeof obj === 'object'
-    && obj !== null
-    && '__type' in obj
-    && obj.__type === 'form-data'
+      && obj !== null
+      && '__type' in obj
+      && obj.__type === 'form-data'
   )
 }
 
@@ -65,9 +65,9 @@ export async function objectToFormData(obj: SerializedFormData) {
 function isSerializedBlob(obj: unknown): obj is SerializedBlob {
   return (
     typeof obj === 'object'
-    && obj !== null
-    && '__type' in obj
-    && obj.__type === 'blob'
+      && obj !== null
+      && '__type' in obj
+      && obj.__type === 'blob'
   )
 }
 
diff --git a/src/runtime/openapi.ts b/src/runtime/openapi.ts
index 4c6b122..f26a2ef 100644
--- a/src/runtime/openapi.ts
+++ b/src/runtime/openapi.ts
@@ -29,15 +29,15 @@ export type RequestBody<T> = T extends { requestBody?: { content: infer Body } }
           headers: { 'content-type': 'application/octet-stream' }
         }
       : Record<string, any>)
-    | (Body extends { 'application/json': infer Schema }
-      ? { body: Schema; headers?: { 'content-type'?: 'application/json' } }
-      : Record<string, any>)
-    | (Body extends { 'application/x-www-form-urlencoded': any }
-      ? {
-          body: FormData
-          headers: { 'content-type': 'application/x-www-form-urlencoded' }
-        }
-      : Record<string, any>)
+      | (Body extends { 'application/json': infer Schema }
+        ? { body: Schema, headers?: { 'content-type'?: 'application/json' } }
+        : Record<string, any>)
+        | (Body extends { 'application/x-www-form-urlencoded': any }
+          ? {
+              body: FormData
+              headers: { 'content-type': 'application/x-www-form-urlencoded' }
+            }
+          : Record<string, any>)
   : unknown
 
 export type RequestOptions<