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feat: add Default and constructors to ServerSseMessage (#794)

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* feat: add Default and constructors to ServerSseMessage

* fix: add tests, missing feature gates, small test issues
This commit is contained in:
Eren Atas 2026-04-08 22:39:16 +02:00 • committed by GitHub
commit 45a4cc5316
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GPG key ID: B5690EEEBB952194
1 changed files with 92 additions and 40 deletions
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33
crates/rmcp/src/transport/streamable_http_server/tower.rs
View file

@ -499,11 +499,7 @@ where
.map_err(internal_error_response("create standalone stream"))?;
// Prepend priming event if sse_retry configured
let stream = if let Some(retry) = self.config.sse_retry {
let priming = ServerSseMessage {
event_id: Some("0".into()),
message: None,
retry: Some(retry),
};
let priming = ServerSseMessage::priming("0", retry);
futures::stream::once(async move { priming })
.chain(stream)
.left_stream()
@ -609,11 +605,7 @@ where
.map_err(internal_error_response("get session"))?;
// Prepend priming event if sse_retry configured
let stream = if let Some(retry) = self.config.sse_retry {
let priming = ServerSseMessage {
event_id: Some("0".into()),
message: None,
retry: Some(retry),
};
let priming = ServerSseMessage::priming("0", retry);
futures::stream::once(async move { priming })
.chain(stream)
.left_stream()
@ -687,20 +679,11 @@ where
.initialize_session(&session_id, message)
.await
.map_err(internal_error_response("create stream"))?;
let stream = futures::stream::once(async move {
ServerSseMessage {
event_id: None,
message: Some(Arc::new(response)),
retry: None,
}
});
let stream =
futures::stream::once(async move { ServerSseMessage::from_message(response) });
// Prepend priming event if sse_retry configured
let stream = if let Some(retry) = self.config.sse_retry {
let priming = ServerSseMessage {
event_id: Some("0".into()),
message: None,
retry: Some(retry),
};
let priming = ServerSseMessage::priming("0", retry);
futures::stream::once(async move { priming })
.chain(stream)
.left_stream()
@ -774,11 +757,7 @@ where
// SSE mode (default): original behaviour preserved unchanged
let stream = ReceiverStream::new(receiver).map(|message| {
tracing::trace!(?message);
ServerSseMessage {
event_id: None,
message: Some(Arc::new(message)),
retry: None,
}
ServerSseMessage::from_message(message)
});
Ok(sse_stream_response(
stream,