basic/
basic.rs

1use rustlog::{
2    init_from_env, set_level, set_target, Level, Target, banner,
3    set_show_file_line, set_show_thread_id, set_show_time,
4    trace, info, warn, error, fatal,
5    scope_time, debug, info_group
6};
7
8fn main() {
9    // Initialize from environment (optional):
10    //   RUST_LOG_LEVEL=debug RUST_LOG_COLOR=always RUST_LOG_SHOW_TID=1 RUST_LOG_SHOW_TIME=1
11    set_level(Level::Trace); // runtime threshold
12    set_target(Target::Stderr); // default
13    set_show_file_line(true);
14    set_show_thread_id(true);
15    set_show_time(true);
16    init_from_env();
17    
18    banner!();
19
20    trace!("hello {}", "world");
21    debug!("hello {}", "world");
22    info!("hello {}", "world");
23    warn!("disk almost full: {}%", 92);
24    error!("disk almost full: {}%", 92);
25    fatal!("disk almost full: {}%", 92);
26
27    scope_time!("startup", {
28        debug!("only visible at DEBUG+");
29        std::thread::sleep(std::time::Duration::from_millis(10));
30    });
31
32    info_group!("net", "retry in {} ms", 200);
33}
basic/basic.rs

basic/
basic.rs
