use cst_test_generator::generate_test_files;
use std::env;
use std::fs;
use std::path::Path;

fn main() -> std::io::Result<()> {
    println!("cargo:rerun-if-changed=src/parser/deimos.pest");
    println!("cargo:rerun-if-changed=src/parser/tests");
    let out_dir = env::var("OUT_DIR").unwrap();
    let out_dir_path = Path::new(&out_dir);
    let parser_tests_dir = out_dir_path.join("src").join("parser").join("tests");
    fs::create_dir_all(&parser_tests_dir)?;
    let test_suites_file = generate_test_files(Path::new("src/parser/tests"))?;
    let file_path = parser_tests_dir.join(&test_suites_file.file_name);
    fs::write(file_path, &test_suites_file.contents)?;
    Ok(())
}