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feat: add error handler for internal use #209

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Merged
junghao merged 1 commit into from
Jun 16, 2026
Merged

feat: add error handler for internal use #209

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27 changes: 27 additions & 0 deletions weft/handlers.go
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Original file line number Diff line number Diff line change
Expand Up @@ -413,6 +413,33 @@ func TextError(e error, h http.Header, b *bytes.Buffer, nonce string) error {
return err
}

// TextInternalError exposes 500 errors to the client
// for INTERNAL USERS!!!
func TextInternalError(e error, h http.Header, b *bytes.Buffer, nonce string) error {
if b == nil {
return errors.New("nil *bytes.Buffer")
}

var msg string
switch Status(e) {
case http.StatusServiceUnavailable:
msg = "service unable error: " + e.Error()
case http.StatusInternalServerError:
msg = "internal server error: " + e.Error()
default:
// Fall back to the public-facing handler for all other statuses
return TextError(e, h, b, nonce)
}

// response
b.Reset()
h.Set("Surrogate-Control", "no-store")
h.Set("Content-Type", "text/plain; charset=utf-8")

_, err := b.WriteString(msg)
return err
}

// UseError sets Headers are set for intermediate caches.
// The content of b is not changed.
//
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