50 lines
1.7 KiB
Rust
50 lines
1.7 KiB
Rust
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use deriving::generic::*;
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use deriving::generic::ty::*;
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use syntax::ast::MetaItem;
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use syntax::codemap::Span;
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use syntax::ext::base::{ExtCtxt, Annotatable};
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pub fn expand_deriving_unsafe_bound(cx: &mut ExtCtxt,
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span: Span,
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_: &MetaItem,
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_: &Annotatable,
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_: &mut FnMut(Annotatable))
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{
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cx.span_err(span, "this unsafe trait should be implemented explicitly");
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}
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pub fn expand_deriving_copy(cx: &mut ExtCtxt,
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span: Span,
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mitem: &MetaItem,
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item: &Annotatable,
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push: &mut FnMut(Annotatable))
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{
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let mut v = cx.crate_root.map(|s| vec![s]).unwrap_or(Vec::new());
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v.push("marker");
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v.push("Copy");
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let path = Path::new(v);
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let trait_def = TraitDef {
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span: span,
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attributes: Vec::new(),
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path: path,
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additional_bounds: Vec::new(),
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generics: LifetimeBounds::empty(),
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is_unsafe: false,
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methods: Vec::new(),
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associated_types: Vec::new(),
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};
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trait_def.expand(cx, mitem, item, push);
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}
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