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use crate::deriving::generic::ty::*;
use crate::deriving::generic::*;
use crate::deriving::path_std;
use rustc_ast::MetaItem;
use rustc_expand::base::{Annotatable, ExtCtxt};
use rustc_span::Span;
pub fn expand_deriving_copy(
cx: &mut ExtCtxt<'_>,
span: Span,
mitem: &MetaItem,
item: &Annotatable,
push: &mut dyn FnMut(Annotatable),
) {
let trait_def = TraitDef {
span,
attributes: Vec::new(),
path: path_std!(marker::Copy),
additional_bounds: Vec::new(),
generics: Bounds::empty(),
supports_unions: true,
methods: Vec::new(),
associated_types: Vec::new(),
};
trait_def.expand(cx, mitem, item, push);
}
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