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Fix unsupported BodyInit type (#581) #582

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Fix unsupported BodyInit type (#581) #582

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22 changes: 13 additions & 9 deletions source/core/constants.ts
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Expand Up @@ -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// @ts-expect-error - Types are outdated.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// @ts-expect-error - Types are outdated.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;
Expand Down