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use dora_node_api::{self, DoraNode, Event};
use eyre::{bail, Context};
fn main() -> eyre::Result<()> {
let (_node, mut events) = DoraNode::init_from_env()?;
while let Some(event) = events.recv() {
match event {
Event::Input {
id,
metadata: _,
data,
} => match id.as_str() {
"message" => {
let received_string: &str =
TryFrom::try_from(&data).context("expected string message")?;
println!("sink received message: {}", received_string);
if !received_string.starts_with("operator received random value ") {
bail!("unexpected message format (should start with 'operator received random value')")
}
if !received_string.ends_with(" ticks") {
bail!("unexpected message format (should end with 'ticks')")
}
}
other => eprintln!("Ignoring unexpected input `{other}`"),
},
Event::Stop => {
println!("Received manual stop");
}
Event::InputClosed { id } => {
println!("Input `{id}` was closed");
}
other => eprintln!("Received unexpected input: {other:?}"),
}
}
Ok(())
}
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