rbar 0.2.2

A simple, customizable loading/progress bar that gets the terminal width and automatically adjusts
Documentation 
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use std::io::{stdout, Write};
use terminal_size::{terminal_size, Width};

pub struct BarConf {
  pub color: String,
  pub chars: [char; 5]
}

pub fn str_to_color(color_str: &str) -> String{
  match color_str.to_lowercase().as_str() {
    "black" =>   String::from("\x1b[30m"),
    "red" =>     String::from("\x1b[31m"),
    "green" =>   String::from("\x1b[32m"),
    "yellow" =>  String::from("\x1b[33m"),
    "blue" =>    String::from("\x1b[34m"),
    "magenta" => String::from("\x1b[35m"),
    "cyan" =>    String::from("\x1b[36m"),
    "white" =>   String::from("\x1b[37m"),
    _ =>         String::from("\x1b[39m")
  }
}

pub fn draw_bar(percent: u8, message: &str, message_before: bool, bar_config: BarConf) {
    print!("\r{}", bar_config.color);
    if let Some((Width(w), _h)) = terminal_size() {
      let term_width = w as u16 - 11 - String::from(message).len() as u16;
      let scale = term_width as f32/100.0;
      let bar_length = (percent as f32 * scale) as u16;

      if message_before == true {
        print!("{}    ",  message);
      }

      print!("{}", bar_config.chars[0]);

      for _i in 0..term_width {
        if _i < (bar_length + 1) || (bar_length == (99.0 * scale) as u16) {
          print!("{}", bar_config.chars[1]);
        } else if _i == (bar_length + 1) {
          print!("{}", bar_config.chars[2]);
        } else {
          print!("{}", bar_config.chars[3]);
        }
      }
    }
  

  print!("{} {}%", bar_config.chars[4], percent + 1);

  if message_before == false {
    print!("    {}", message);
  }
  print!("\x1b[39m");

  stdout().flush().expect("Could not flush stdout");
}