vendor/indicatif-0.17.8/examples/long-spinner.rs

use std::thread;
use std::time::Duration;

use indicatif::{ProgressBar, ProgressStyle};

fn main() {
    let pb = ProgressBar::new_spinner();
    pb.enable_steady_tick(Duration::from_millis(120));
    pb.set_style(
        ProgressStyle::with_template("{spinner:.blue} {msg}")
            .unwrap()
            // For more spinners check out the cli-spinners project:
            // https://github.com/sindresorhus/cli-spinners/blob/master/spinners.json
            .tick_strings(&[
                "▹▹▹▹▹",
                "▸▹▹▹▹",
                "▹▸▹▹▹",
                "▹▹▸▹▹",
                "▹▹▹▸▹",
                "▹▹▹▹▸",
                "▪▪▪▪▪",
            ]),
    );
    pb.set_message("Calculating...");
    thread::sleep(Duration::from_secs(5));
    pb.finish_with_message("Done");
}