use std::io;

use hblang::{codegen, parser};

fn main() -> io::Result<()> {
    if std::env::args().len() == 1 {
        eprintln!("Usage: hblang <file1> <file2> ...");
        eprintln!(" 1. compiled binary will be printed to stdout");
        eprintln!(" 2. order of files matters");
        std::process::exit(1);
    }

    let files = std::env::args()
        .skip(1)
        .map(|path| std::fs::read_to_string(&path).map(|src| (path, src)))
        .collect::<io::Result<Vec<_>>>()?;

    let mut codegen = codegen::Codegen::default();
    for (path, content) in files.iter() {
        codegen.files = vec![parser::Ast::new(&path, &content, &parser::no_loader)];
        codegen.generate();
    }
    codegen.dump(&mut std::io::stdout())
}