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🐛 FIX: Response headers handling #113

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Merged
ahmadbilaldev merged 1 commit into from
Jul 17, 2025
Merged

🐛 FIX: Response headers handling #113

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12 changes: 12 additions & 0 deletions packages/langbase/src/common/request.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,18 @@ export class Request {
// All endpoints should return headers if rawResponse is true
if (!isLllmGenerationEndpoint && options.body?.rawResponse) {
const responseData = await response.json();
// For array responses, attach rawResponse as a hidden property to preserve response type as array
// while still providing access to response headers when needed
if (Array.isArray(responseData)) {
Object.defineProperty(responseData, 'rawResponse', {
value: {
headers: Object.fromEntries(response.headers.entries()),
},
enumerable: false,
writable: true,
});
return responseData as T;
}
return {
...responseData,
rawResponse: {
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