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//! The virtual machine that runs DNA written in WASM

pub mod api;
pub mod callback;
pub mod memory;
mod run_dna;
mod runtime;

pub use self::{run_dna::*, runtime::*};

use holochain_dna::zome::capabilities::ReservedCapabilityNames;

use std::str::FromStr;

pub trait Defn: FromStr {
    /// return the canonical name of this function definition
    fn as_str(&self) -> &'static str;

    /// convert the canonical name of this function to an index
    fn str_to_index(s: &str) -> usize;

    /// convert an index to the function definition
    fn from_index(i: usize) -> Self;

    fn capability(&self) -> ReservedCapabilityNames;

    // @TODO how to add something to trait that returns functions with unknown params/return?
    // @see https://github.com/holochain/holochain-rust/issues/202
    // fn as_fn(&self) -> fn(_) -> _;
}