From 06ca9ca8f352091c64e4ab77dc5aadfeea4ee686 Mon Sep 17 00:00:00 2001
From: edram <edram@qq.com>
Date: Thu, 25 Apr 2024 16:47:14 +0800
Subject: [PATCH 1/3] Fix unsupported BodyInit type (#581)

---
 source/core/constants.ts | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/source/core/constants.ts b/source/core/constants.ts
index 27309629..207ac613 100644
--- a/source/core/constants.ts
+++ b/source/core/constants.ts
@@ -9,15 +9,19 @@ export const supportsRequestStreams = (() => {
 	const supportsRequest = typeof globalThis.Request === 'function';
 
 	if (supportsReadableStream && supportsRequest) {
-		hasContentType = new globalThis.Request('https://empty.invalid', {
-			body: new globalThis.ReadableStream(),
-			method: 'POST',
-			// @ts-expect-error - Types are outdated.
-			get duplex() {
-				duplexAccessed = true;
-				return 'half';
-			},
-		}).headers.has('Content-Type');
+		try {
+			hasContentType = new globalThis.Request('https://empty.invalid', {
+				body: new globalThis.ReadableStream(),
+				method: 'POST',
+				// @ts-expect-error - Types are outdated.
+				get duplex() {
+					duplexAccessed = true;
+					return 'half';
+				},
+			}).headers.has('Content-Type');
+		} catch {
+			// IOS QQBrowser throw "unsupported BodyInit type" Error (see issue #581)
+		}
 	}
 
 	return duplexAccessed && !hasContentType;

From f2f9236f65e71a47f43b4b474ceb11705edbc816 Mon Sep 17 00:00:00 2001
From: edram <edram@qq.com>
Date: Sun, 23 Jun 2024 17:51:04 +0800
Subject: [PATCH 2/3] Only handle `unsupported BodyInit type` error

---
 source/core/constants.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/core/constants.ts b/source/core/constants.ts
index 207ac613..a02ac17d 100644
--- a/source/core/constants.ts
+++ b/source/core/constants.ts
@@ -19,8 +19,13 @@ export const supportsRequestStreams = (() => {
 					return 'half';
 				},
 			}).headers.has('Content-Type');
-		} catch {
+		} catch (error) {
 			// IOS QQBrowser throw "unsupported BodyInit type" Error (see issue #581)
+			if (error instanceof Error && error.message === 'unsupported BodyInit type') {
+				return false;
+			}
+
+			throw error;
 		}
 	}
 

From 8e0cf213307d8ac972bc7ed51c12bf378717c6df Mon Sep 17 00:00:00 2001
From: Seth Holladay <me@seth-holladay.com>
Date: Tue, 25 Jun 2024 07:08:53 -0400
Subject: [PATCH 3/3] Tweak comment

---
 source/core/constants.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/core/constants.ts b/source/core/constants.ts
index a02ac17d..f05ae175 100644
--- a/source/core/constants.ts
+++ b/source/core/constants.ts
@@ -20,7 +20,7 @@ export const supportsRequestStreams = (() => {
 				},
 			}).headers.has('Content-Type');
 		} catch (error) {
-			// IOS QQBrowser throw "unsupported BodyInit type" Error (see issue #581)
+			// QQBrowser on iOS throws "unsupported BodyInit type" error (see issue #581)
 			if (error instanceof Error && error.message === 'unsupported BodyInit type') {
 				return false;
 			}