use log::{error, info, trace}; use log4rs; use serde_yaml; fn main() { let config_str = include_str!("sample_config.yml"); let config = serde_yaml::from_str(config_str).unwrap(); log4rs::init_raw_config(config).unwrap(); info!("Goes to console, file and rolling file"); error!("Goes to console, file and rolling file"); trace!("Doesn't go to console as it is filtered out"); }