// build.rs

use meta::build_insts;
use std::env;
use std::fs;
use std::path::Path;
use std::process::Command;

fn main() {
    let out_dir = env::var_os("OUT_DIR").unwrap();
    let dest_path = Path::new(&out_dir);

    for code in build_insts() {
        let dest_path = dest_path.join(code.file_name);

        fs::write(&dest_path, code.code).unwrap();

        // Run rustfmt on the generated file
        let rustfmt_output = Command::new("rustfmt")
            .arg(&dest_path)
            .output()
            .expect("Failed to execute rustfmt");

        if !rustfmt_output.status.success() {
            // If rustfmt failed, print the error and panic
            eprintln!(
                "rustfmt failed: {}",
                String::from_utf8_lossy(&rustfmt_output.stderr)
            );
            panic!("rustfmt failed");
        }
    }

    println!("cargo::rerun-if-changed=build.rs");
    println!("cargo::rerun-if-changed=crates/meta/src/codegen.rs");
    println!("cargo::rerun-if-changed=crates/meta/src/instructions.rs");
}