honk 0.2.0

Make your computer honk like an old-school car. Honk, honk!
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//! ASCII art banner for the honk CLI.

use colored::Colorize;

const LOGO: &str = r#"
  █  █  ████  █   █ █  █
  █  █  █  █  ██  █ █ █
  ████  █  █  █ █ █ ██
  █  █  █  █  █  ██ █ █
  █  █  ████  █   █ █  █"#;

/// Print the honk ASCII art banner.
pub fn print_banner() {
    for line in LOGO.lines() {
        println!("{}", line.bold());
    }
}

/// Print the banner with version and subtitle.
pub fn print_banner_with_version() {
    print_banner();
    println!(
        " {} {}",
        "Make your computer honk like an old-school car".dimmed(),
        format!("v{}", env!("CARGO_PKG_VERSION")).dimmed(),
    );
    println!();
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn logo_is_not_empty() {
        assert!(!LOGO.is_empty());
    }

    #[test]
    fn logo_has_five_visible_lines() {
        let lines: Vec<&str> = LOGO.lines().filter(|l| !l.is_empty()).collect();
        assert_eq!(lines.len(), 5, "Logo should have 5 lines of block letters");
    }
}