28 lines
745 B
Rust
28 lines
745 B
Rust
use core::time;
|
|
use std::{
|
|
fs::File,
|
|
io::{BufRead, BufReader, Write},
|
|
time::{Instant, SystemTime},
|
|
};
|
|
|
|
fn main() -> Result<(), color_eyre::Report> {
|
|
color_eyre::install().unwrap();
|
|
let stderr = std::io::stdin();
|
|
let mut lines = BufReader::new(stderr).lines();
|
|
let now = SystemTime::now().duration_since(SystemTime::UNIX_EPOCH)?;
|
|
let mut file = File::options()
|
|
.create_new(true)
|
|
.write(true)
|
|
.truncate(true)
|
|
.open(format!("{}.log", now.as_secs()))?;
|
|
|
|
let start = Instant::now();
|
|
while let Some(Ok(next)) = lines.next() {
|
|
let line = format!("{}~{next}\n", start.elapsed().as_millis());
|
|
file.write_all(line.as_bytes())?;
|
|
}
|
|
file.flush()?;
|
|
|
|
Ok(())
|
|
}
|