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#![recursion_limit = "128"]

extern crate proc_macro;

mod derive;
mod node;
mod owned;
mod symbols;
mod visit;

use derive::DeriveGenerator;

use proc_macro::TokenStream;

#[proc_macro_derive(Visit, attributes(visit))]
pub fn derive_visit(input: TokenStream) -> TokenStream {
    visit::VisitGenerator::derive(input)
}

#[proc_macro_derive(Node, attributes(node))]
pub fn derive_node(input: TokenStream) -> TokenStream {
    node::NodeGenerator::derive(input)
}

#[proc_macro_derive(Owned)]
pub fn derive_owned(input: TokenStream) -> TokenStream {
    owned::OwnedGenerator::derive(input)
}

#[proc_macro]
pub fn symbols(input: TokenStream) -> TokenStream {
    symbols::parse(input.into())
}