use tracing_subscriber::prelude::*;
use ari_subscriber::Layer;
fn main() {
let layer = Layer::new();
tracing_subscriber::registry().with(layer).init();
tracing::info!("a message");
let _span1 = tracing::info_span!("span.info", mog = 4, gom = "cow").entered();
tracing::debug!(field = "value", "my message");
let _span2 = tracing::trace_span!("span.trace").entered();
tracing::error!(field = "only one");
}