use std::cmp::min; use std::thread; use std::time::Duration; use indicatif::{ProgressBar, ProgressStyle}; fn main() { let mut downloaded = 69369369; let total_size = 231231231; let pb = ProgressBar::new(total_size); pb.set_style( ProgressStyle::with_template( "{spinner:.green} [{wide_bar:.cyan/blue}] {bytes}/{total_bytes} ({eta})", ) .unwrap() .progress_chars("#>-"), ); pb.set_position(downloaded); pb.reset_eta(); while downloaded < total_size { downloaded = min(downloaded + 123211, total_size); pb.set_position(downloaded); thread::sleep(Duration::from_millis(12)); } pb.finish_with_message("downloaded"); }