From 359b6048a58e2b8612e49bbe1cfc56a658726ef7 Mon Sep 17 00:00:00 2001
From: Taku Amano <taku@taaas.jp>
Date: Thu, 12 Mar 2026 10:13:32 +0900
Subject: [PATCH] fix(request): return error object instead of throwing

---
 src/request.ts | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/request.ts b/src/request.ts
index 0130d81..6010751 100644
--- a/src/request.ts
+++ b/src/request.ts
@@ -131,12 +131,12 @@ const bodyConsumedDirectlyKey = Symbol('bodyConsumedDirectly')
 const bodyLockReaderKey = Symbol('bodyLockReader')
 const abortReasonKey = Symbol('abortReason')
 
-const throwBodyUnusable = (): never => {
-  throw new TypeError('Body is unusable')
+const newBodyUnusableError = (): TypeError => {
+  return new TypeError('Body is unusable')
 }
 
 const rejectBodyUnusable = (): Promise<never> => {
-  return Promise.reject(throwBodyUnusable())
+  return Promise.reject(newBodyUnusableError())
 }
 
 const textDecoder = new TextDecoder()
@@ -145,7 +145,7 @@ const consumeBodyDirectOnce = (
   request: Record<string | symbol, any>
 ): Promise<never> | undefined => {
   if (request[bodyConsumedDirectlyKey]) {
-    return Promise.reject(throwBodyUnusable())
+    return rejectBodyUnusable()
   }
   request[bodyConsumedDirectlyKey] = true
   return undefined
@@ -488,7 +488,7 @@ const requestPrototype: Record<string | symbol, any> = {
     value: function () {
       if (this[bodyConsumedDirectlyKey]) {
         if (k === 'clone') {
-          throwBodyUnusable()
+          throw newBodyUnusableError()
         }
         return rejectBodyUnusable()
       }