abstractml/experimental/precompiler.rs

extern crate autopilot;

use std::env;
use std::fs::File;
use std::io::prelude::*;

fn compile(filename: String) {
    let mut f = File::open(filename).expect("file not found");
    let mut contents = String::new();
    f.read_to_string(&mut contents).expect("something went wrong reading the file");
    let parts: Vec<&str> = contents
        .trim()
        .split("\n")
        .collect();
    for part in parts {
        let seg: Vec<&str> = part
            .trim()
            .split(" -> ")
            .collect();
        if seg.len() == 3 {
            let (tag, args, inner) = (seg[0], seg[1], seg[2]);
            match tag {
                "h1"|"h2"|"h3"|"h4"|"h5"|"h6"|"p"|"a"|"abbr"|"button"|"li" => {
                    match inner {
                        "noend"|"."|" " => println!("<{} {}>", tag, args),
                        _ => println!("<{} {}>{}</{}>", tag, args, inner, tag)
                    }
                },
                "div"|"span"|"center"|"header"|"nav"|"main"|"form"|"table"|"th"|"tr"|"td" => {
                    match inner {
                        "end"|"."|" " => println!("<{} {}></{}>", tag, args, tag),
                        _ => println!("<{} {}>{}", tag, args, inner)
                    }
                },
                "img" => println!("<{} src='{}' {} />", tag, args, inner),
                _ => println!("{}", tag)
            }
        } if seg.len() == 2 {
            let (tag, args) = (seg[0], seg[1]);
            match tag {
                "h1"|"h2"|"h3"|"h4"|"h5"|"h6"|"p"|"a"|"abbr"|"button"|"li" => println!("<{}>{}</{}>", tag, args, tag),
                "div"|"span"|"center"|"header"|"nav"|"main"|"form"|"table"|"th"|"tr"|"td" => println!("<{} {}>", tag, args),
                "end" => println!("</{}>", args),
                "img" => println!("<{} src='{}' />", tag, args),
                "ol"|"ul" => println!("<{} {}>", tag, args),
                _ => println!("{}", tag)
            }
        } if seg.len() == 1 {
            let tag = seg[0];
            match tag {
                "h1"|"h2"|"h3"|"h4"|"h5"|"h6"|"p"|"a"|"abbr"|"button"|"li"|"div"|"span"|"center"|"header"|"nav"|"main"|"form"|"table"|"th"|"tr"|"td"|"img"|"ol"|"ul" => println!("<{}>", tag),
                _ => println!("{}", tag)
            }
        }
    }
}

fn main() {
    let args: Vec<String> = env::args().collect();
    let file_arg = &args[1];
    println!("File to compile: {:?}", args[1]);
    let response = autopilot::alert::alert(
        "Welcome to the LineScript Precompiler! This is the official utility to compile LineScript into working HTML5 straight from your desktop, before you deploy it on the web.",
        Some("LineScript Precompiler"),
        Some("Compile"),
        Some("Cancel"),
    );
    match response {
        autopilot::alert::Response::Default => compile(file_arg.to_string()),
        autopilot::alert::Response::Cancel => {
            autopilot::alert::alert(
                "The process was successfully terminated.",
                Some("LineScript Precompiler"),
                None,
                None,
            );
        }//println!("The process was successfully terminated."),
    }
}