//! This crate provides procedural macros for the nixjit project.
use proc_macro::TokenStream;

mod builtins;
mod ir;

/// A procedural macro to reduce boilerplate when defining an Intermediate Representation (IR).
///
/// It generates an enum for the IR, along with `Ref` and `Mut` variants,
/// `From` implementations, and a `ToIr` trait.
#[proc_macro]
pub fn ir(input: TokenStream) -> TokenStream {
    ir::ir_impl(input)
}

/// A procedural macro attribute to simplify the definition of built-in functions.
///
/// It generates the necessary boilerplate to wrap functions and expose them
/// to the evaluation engine, handling argument type conversions and arity checking.
#[proc_macro_attribute]
pub fn builtins(_attr: TokenStream, input: TokenStream) -> TokenStream {
    builtins::builtins_impl(input)
}