openethereum/util/rlp_derive/src/lib.rs
Marek Kotewicz 407c8c3fb9 rlp_derive (#6125)
* rlp_derive

* RlpEncodableWrapper, RlpDecodableWrapper

* use rlp_derive in parity

* fixed broken transaction Action serialization
2017-08-20 12:01:46 +08:00

44 lines
1.1 KiB
Rust

extern crate proc_macro;
extern crate syn;
#[macro_use]
extern crate quote;
mod en;
mod de;
use proc_macro::TokenStream;
use en::{impl_encodable, impl_encodable_wrapper};
use de::{impl_decodable, impl_decodable_wrapper};
#[proc_macro_derive(RlpEncodable)]
pub fn encodable(input: TokenStream) -> TokenStream {
let s = input.to_string();
let ast = syn::parse_derive_input(&s).unwrap();
let gen = impl_encodable(&ast);
gen.parse().unwrap()
}
#[proc_macro_derive(RlpEncodableWrapper)]
pub fn encodable_wrapper(input: TokenStream) -> TokenStream {
let s = input.to_string();
let ast = syn::parse_derive_input(&s).unwrap();
let gen = impl_encodable_wrapper(&ast);
gen.parse().unwrap()
}
#[proc_macro_derive(RlpDecodable)]
pub fn decodable(input: TokenStream) -> TokenStream {
let s = input.to_string();
let ast = syn::parse_derive_input(&s).unwrap();
let gen = impl_decodable(&ast);
gen.parse().unwrap()
}
#[proc_macro_derive(RlpDecodableWrapper)]
pub fn decodable_wrapper(input: TokenStream) -> TokenStream {
let s = input.to_string();
let ast = syn::parse_derive_input(&s).unwrap();
let gen = impl_decodable_wrapper(&ast);
gen.parse().unwrap()
}