//! Writes the cross-implementation test vectors.
//!
//! ```sh
//! cargo run -p kv-crypto --example gen-vectors            # in-repo copy + ../kestrove-spec/vectors if present
//! cargo run -p kv-crypto --example gen-vectors -- <dir>   # explicit output directory
//! ```

use std::path::PathBuf;

#[path = "../vectors/gen.rs"]
mod gen;

fn main() {
    let manifest = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
    let mut dirs: Vec<PathBuf> = std::env::args().skip(1).map(PathBuf::from).collect();
    if dirs.is_empty() {
        dirs.push(manifest.join("tests/vectors"));
        let spec = manifest.join("../../../kestrove-spec/vectors");
        if spec.is_dir() {
            dirs.push(spec);
        }
    }
    let docs = gen::generate();
    for dir in &dirs {
        std::fs::create_dir_all(dir).expect("create output dir");
        for (name, doc) in &docs {
            let path = dir.join(format!("{name}.json"));
            std::fs::write(&path, gen::render(doc)).expect("write vector file");
            println!("wrote {}", path.display());
        }
    }
}