Translate GIMP Palette files into CSS.

main.rs

//! Translate [GIMP Palette Format Version 2 (.gpl)](https://developer.gimp.org/core/standards/gpl/) files into CSS variables.

use std::io::BufRead;
fn main() {
    let stdin = std::io::BufReader::new(std::io::stdin());
    for line in stdin.lines().skip(1) {
        let line = line.unwrap();
        let line = line.trim();
        if line.is_empty() || line.starts_with("#") || line.starts_with("Name:") || line.starts_with("Columns:") { continue; }

        let (r, rest) = line.split_once(char::is_whitespace).unwrap();
        let (g, rest) = rest.trim_start().split_once(char::is_whitespace).unwrap();
        let (b, rest) = rest.trim_start().split_once(char::is_whitespace).unwrap();
        let name = rest.trim().replace(char::is_whitespace, "-");
        let (r, g, b): (u8, u8, u8) = (r.parse().unwrap(), g.parse().unwrap(), b.parse().unwrap());
        println!("--{name}: rgb({r}, {g}, {b});");
    }
}