98 lines
3.0 KiB
Rust
98 lines
3.0 KiB
Rust
// Copyright 2015, 2016 Ethcore (UK) Ltd.
|
|
// This file is part of Parity.
|
|
|
|
// Parity is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// Parity is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
//! Codegen for IPC RPC
|
|
|
|
#![cfg_attr(feature = "nightly-testing", plugin(clippy))]
|
|
#![cfg_attr(feature = "nightly-testing", feature(plugin))]
|
|
#![cfg_attr(feature = "nightly-testing", allow(used_underscore_binding))]
|
|
#![cfg_attr(not(feature = "with-syntex"), feature(rustc_private, plugin))]
|
|
#![cfg_attr(not(feature = "with-syntex"), plugin(quasi_macros))]
|
|
|
|
extern crate aster;
|
|
extern crate quasi;
|
|
|
|
#[cfg(feature = "with-syntex")]
|
|
extern crate syntex;
|
|
|
|
#[cfg(feature = "with-syntex")]
|
|
#[macro_use]
|
|
extern crate syntex_syntax as syntax;
|
|
|
|
#[cfg(not(feature = "with-syntex"))]
|
|
#[macro_use]
|
|
extern crate syntax;
|
|
|
|
#[cfg(not(feature = "with-syntex"))]
|
|
extern crate rustc_plugin;
|
|
|
|
#[cfg(not(feature = "with-syntex"))]
|
|
use syntax::feature_gate::AttributeType;
|
|
|
|
#[cfg(feature = "with-syntex")]
|
|
include!(concat!(env!("OUT_DIR"), "/lib.rs"));
|
|
|
|
#[cfg(not(feature = "with-syntex"))]
|
|
include!("lib.rs.in");
|
|
|
|
#[cfg(feature = "with-syntex")]
|
|
pub fn register(reg: &mut syntex::Registry) {
|
|
use syntax::{ast, fold};
|
|
|
|
#[cfg(feature = "with-syntex")]
|
|
fn strip_attributes(krate: ast::Crate) -> ast::Crate {
|
|
struct StripAttributeFolder;
|
|
impl fold::Folder for StripAttributeFolder {
|
|
fn fold_attribute(&mut self, attr: ast::Attribute) -> Option<ast::Attribute> {
|
|
match attr.node.value.node {
|
|
ast::MetaItemKind::List(ref n, _) if n == &"ipc" => { return None; }
|
|
_ => {}
|
|
}
|
|
|
|
Some(attr)
|
|
}
|
|
|
|
fn fold_mac(&mut self, mac: ast::Mac) -> ast::Mac {
|
|
fold::noop_fold_mac(mac, self)
|
|
}
|
|
}
|
|
|
|
fold::Folder::fold_crate(&mut StripAttributeFolder, krate)
|
|
}
|
|
|
|
reg.add_attr("feature(custom_derive)");
|
|
reg.add_attr("feature(custom_attribute)");
|
|
|
|
reg.add_decorator("derive_Ipc", codegen::expand_ipc_implementation);
|
|
reg.add_decorator("derive_Binary", serialization::expand_serialization_implementation);
|
|
|
|
reg.add_post_expansion_pass(strip_attributes);
|
|
}
|
|
|
|
#[cfg(not(feature = "with-syntex"))]
|
|
pub fn register(reg: &mut rustc_plugin::Registry) {
|
|
reg.register_syntax_extension(
|
|
syntax::parse::token::intern("derive_Ipc"),
|
|
syntax::ext::base::MultiDecorator(
|
|
Box::new(codegen::expand_ipc_implementation)));
|
|
reg.register_syntax_extension(
|
|
syntax::parse::token::intern("derive_Binary"),
|
|
syntax::ext::base::MultiDecorator(
|
|
Box::new(serialization::expand_serialization_implementation)));
|
|
|
|
reg.register_attribute("ipc".to_owned(), AttributeType::Normal);
|
|
}
|