lemmy/crates/utils/src/lib.rs

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Rust
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#[macro_use]
extern crate strum_macros;
#[macro_use]
extern crate smart_default;
pub mod apub;
pub mod email;
pub mod rate_limit;
pub mod settings;
pub mod claims;
pub mod error;
pub mod request;
pub mod utils;
pub mod version;
use error::LemmyError;
use futures::Future;
use once_cell::sync::Lazy;
use std::time::Duration;
use tracing::Instrument;
pub type ConnectionId = usize;
pub const REQWEST_TIMEOUT: Duration = Duration::from_secs(10);
#[macro_export]
macro_rules! location_info {
() => {
format!(
"None value at {}:{}, column {}",
file!(),
line!(),
column!()
)
};
}
/// if true, all federation should happen synchronously. useful for debugging and testing.
/// defaults to true on debug mode, false on releasemode
/// override to true by setting env LEMMY_SYNCHRONOUS_FEDERATION=1
/// override to false by setting env LEMMY_SYNCHRONOUS_FEDERATION=""
pub static SYNCHRONOUS_FEDERATION: Lazy<bool> = Lazy::new(|| {
std::env::var("LEMMY_SYNCHRONOUS_FEDERATION")
.map(|s| !s.is_empty())
.unwrap_or(cfg!(debug_assertions))
});
/// tokio::spawn, but accepts a future that may fail and also
/// * logs errors
/// * attaches the spawned task to the tracing span of the caller for better logging
pub fn spawn_try_task(task: impl Future<Output = Result<(), LemmyError>> + Send + 'static) {
tokio::spawn(
async {
if let Err(e) = task.await {
tracing::warn!("error in spawn: {e}");
}
}
.in_current_span(), // this makes sure the inner tracing gets the same context as where spawn was called
);
}