Prevent exception when headers are already sent

2023-04-14 09:34:53 +02:00 · 2023-04-14 09:34:53 +02:00 · 848347f193
commit 848347f193
parent 3f9f1bceb6
1 changed files with 4 additions and 1 deletions
--- a/server/middlewares/error.ts
+++ b/server/middlewares/error.ts
@ -18,7 +18,10 @@ function apiFailMiddleware (req: express.Request, res: express.Response, next: e
    })

    res.status(status)
-    res.setHeader('Content-Type', 'application/problem+json')
+
+    if (!res.headersSent) {
+      res.setHeader('Content-Type', 'application/problem+json')
+    }

    const json = new ProblemDocument({
      status,