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This commit is contained in:
NikVolf 2016-03-25 00:39:20 +03:00
parent aa7ecdbd65
commit 17a9bb81e8
3 changed files with 34 additions and 34 deletions
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28
ipc/codegen/build.rs
View File

@ -17,29 +17,29 @@
#[cfg(feature = "with-syntex")] #[cfg(feature = "with-syntex")]
mod inner { mod inner {
extern crate syntex; extern crate syntex;
extern crate quasi_codegen; extern crate quasi_codegen;
use std::env; use std::env;
use std::path::Path; use std::path::Path;
pub fn main() { pub fn main() {
let out_dir = env::var_os("OUT_DIR").unwrap(); let out_dir = env::var_os("OUT_DIR").unwrap();
let mut registry = syntex::Registry::new(); let mut registry = syntex::Registry::new();
quasi_codegen::register(&mut registry); quasi_codegen::register(&mut registry);
let src = Path::new("src/lib.rs.in"); let src = Path::new("src/lib.rs.in");
let dst = Path::new(&out_dir).join("lib.rs"); let dst = Path::new(&out_dir).join("lib.rs");
registry.expand("", &src, &dst).unwrap(); registry.expand("", &src, &dst).unwrap();
} }
} }
#[cfg(not(feature = "with-syntex"))] #[cfg(not(feature = "with-syntex"))]
mod inner { mod inner {
pub fn main() {} pub fn main() {}
} }
fn main() { fn main() {
inner::main(); inner::main();
} }

26
ipc/codegen/src/codegen.rs
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@ -42,22 +42,22 @@ pub fn expand_ipc_implementation(
annotatable: &Annotatable, annotatable: &Annotatable,
push: &mut FnMut(Annotatable) push: &mut FnMut(Annotatable)
) { ) {
let item = match *annotatable { let item = match *annotatable {
Annotatable::Item(ref item) => item, Annotatable::Item(ref item) => item,
_ => { _ => {
cx.span_err(meta_item.span, "`#[derive(Ipc)]` may only be applied to struct implementations"); cx.span_err(meta_item.span, "`#[derive(Ipc)]` may only be applied to struct implementations");
return; return;
} }
}; };
let builder = aster::AstBuilder::new().span(span); let builder = aster::AstBuilder::new().span(span);
let impl_item = match implement_interface(cx, &builder, &item, push) { let impl_item = match implement_interface(cx, &builder, &item, push) {
Ok(item) => item, Ok(item) => item,
Err(Error) => { return; } Err(Error) => { return; }
}; };
push(Annotatable::Item(impl_item)) push(Annotatable::Item(impl_item))
} }
fn field_name(builder: &aster::AstBuilder, arg: &Arg) -> ast::Ident { fn field_name(builder: &aster::AstBuilder, arg: &Arg) -> ast::Ident {

14
ipc/codegen/src/lib.rs
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@ -52,16 +52,16 @@ include!("lib.rs.in");
#[cfg(feature = "with-syntex")] #[cfg(feature = "with-syntex")]
pub fn register(reg: &mut syntex::Registry) { pub fn register(reg: &mut syntex::Registry) {
reg.add_attr("feature(custom_derive)"); reg.add_attr("feature(custom_derive)");
reg.add_attr("feature(custom_attribute)"); reg.add_attr("feature(custom_attribute)");
reg.add_decorator("derive_Ipc", codegen::expand_ipc_implementation); reg.add_decorator("derive_Ipc", codegen::expand_ipc_implementation);
} }
#[cfg(not(feature = "with-syntex"))] #[cfg(not(feature = "with-syntex"))]
pub fn register(reg: &mut rustc_plugin::Registry) { pub fn register(reg: &mut rustc_plugin::Registry) {
reg.register_syntax_extension( reg.register_syntax_extension(
syntax::parse::token::intern("derive_Ipc"), syntax::parse::token::intern("derive_Ipc"),
syntax::ext::base::MultiDecorator( syntax::ext::base::MultiDecorator(
Box::new(ser::expand_derive_serialize))); Box::new(ser::expand_derive_serialize)));
} }