Function build_file_layer

src/apps/cli/src/logging.rs:331–348

(
    writer: SharedRotatingWriter,
    target_filter: F,
    default_level: tracing::Level,
)

}

fn build_file_layer<S, F>(
    writer: SharedRotatingWriter,
    target_filter: F,
    default_level: tracing::Level,
) -> impl tracing_subscriber::Layer<S> + Send + Sync
where
    S: tracing::Subscriber + for<'span> tracing_subscriber::registry::LookupSpan<'span>,
    F: Fn(&str) -> bool + Send + Sync + 'static,
{
    tracing_subscriber::fmt::layer()
        .with_writer(move || writer.clone())
        .with_ansi(false)
        .with_target(true)
        .with_thread_ids(true)
        .with_filter(filter_fn(move |metadata| {
            target_filter(metadata.target()) && is_enabled_for_target(metadata, default_level)
        }))
}

pub fn init_file_logging_at(session_log_dir: &Path, log_level: tracing::Level) -> CliLogPaths {
    fs::create_dir_all(session_log_dir).ok();