//! Service logging.

use anyhow::Result;
use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};

/// Setups logging.
///
/// # Errors
/// This function can return an error if called repeatedly or if logging/tracing was already setup
/// by another means.
pub fn setup() -> Result<()> {
    tracing_subscriber::registry()
        .with(
            tracing_subscriber::EnvFilter::try_from_default_env()
                .unwrap_or_else(|_| "huellas=debug".into()),
        )
        .with(tracing_subscriber::fmt::layer())
        .try_init()?;
    Ok(())
}