std::http::sse

Status: experimental

Server-Sent Events (text/event-stream) emitter with heartbeat ticks and retry hint.

API details and source

The implementation source contains the complete declarations and implementation notes. The table below lists canonical Gossamer call signatures; every item name links directly to its implementation file.

Item	Canonical signature or declaration	Description
Event	type Event	One SSE event (id, event, data, retry).
Stream	type Stream	Active SSE stream - handler writes events through it (Rust-side).
encode_comment	fn encode_comment(comment: String) -> Vec<u8>	Render a :-prefixed keepalive line. Available in interp + compiled.
encode_event	fn encode_event(event: String, data: String, id: String) -> Vec<u8>	Render one event block as a string: (event, data, id) -> String. Available in interp + compiled.
encode_retry	fn encode_retry(ms: i64) -> Vec<u8>	Render a retry: reconnect-hint directive in milliseconds. Available in interp + compiled.