data SseStream
The reading side of a server-sent events connection (text/event-stream).
Example:
use std.http { Server, ServerConfig, ServerHandle, Router, Request, Reply, Client, Header, HttpConfig, Response, WebSocket, WsConfig, WsKind, WsMessage, SseWriter, SseStream, SseConfig, SseEvent, BodyWriter, Http2, Http2Handle, ResponseStream, chunks }
fn run() -> () | NetError | DecodeError | Panicked net, io, time {
let srv = Server.bind(ServerConfig{ port: 0, followNode: false })?
defer srv.close()
let stop = srv.handle()
let base = "http://127.0.0.1:{srv.port()}"
let router = Router.new().get("/events", (req: Request) => Reply.sse((w: SseWriter) => {
w.event("first", id: "1")?
w.event("second", name: "update", id: "2", retry: 1500)?
}))
scope {
spawn stop.serve(router)
let s = SseStream.open("{base}/events")?
defer s.close()
print("status {s.status}")
stop.shutdown()
()
}?
}
fn main() io, net, time {
match run() {
NetError _ => print("net error")
DecodeError _ => print("decode error")
Panicked _ => print("panicked")
_ => {}
}
}Вывод
status 200
@must_close
pub(api) data SseStreamПотокобезопасность. owned by the task that reads it.
С версии. 1.0.0-beta
Поля
pub(api) status: i64 | The HTTP status of the response. |
pub(api) headers: List<Header> | Header fields of the response. |
Методы
open | (url: str, headers: List<Header>, cfg: SseConfig) -> SseStream | NetError netOpens url with Accept |
lastEventId | () -> strThe id of the last event that had one (for reconnecting with lastEventId). |
reconnects | () -> i64How many times the stream was reestablished (SseConfig.reconnect). |
lastStatus | () -> i64The HTTP status of the latest response (status is the first one) |
next | (timeout: Duration?) -> SseEvent? | NetError netThe next event, or none when the stream ended. |
close | ()Closes the connection; the stream must be closed (@must_close). |
Определено в: std/http/http.oxl:4802