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Lower and handle trait aliases in HIR

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Ryo Yoshida 2023-03-04 00:24:07 +09:00
parent e2ec3a6561
commit 29c957f973
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GPG key ID: E25698A930586171
47 changed files with 334 additions and 75 deletions
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29
crates/hir-def/src/item_tree/pretty.rs
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@ -374,23 +374,24 @@ impl<'a> Printer<'a> {
}
w!(self, "trait {}", name);
self.print_generic_params(generic_params);
match items {
Some(items) => {
self.print_where_clause_and_opening_brace(generic_params);
self.indented(|this| {
for item in &**items {
this.print_mod_item((*item).into());
}
});
self.print_where_clause_and_opening_brace(generic_params);
self.indented(|this| {
for item in &**items {
this.print_mod_item((*item).into());
}
None => {
w!(self, " = ");
// FIXME: Print the aliased traits
self.print_where_clause_and_opening_brace(generic_params);
}
}
});
wln!(self, "}}");
}
ModItem::TraitAlias(it) => {
let TraitAlias { name, visibility, generic_params, ast_id: _ } = &self.tree[it];
self.print_visibility(*visibility);
w!(self, "trait {}", name);
self.print_generic_params(generic_params);
w!(self, " = ");
self.print_where_clause(generic_params);
w!(self, ";");
wln!(self);
}
ModItem::Impl(it) => {
let Impl { target_trait, self_ty, is_negative, items, generic_params, ast_id: _ } =
&self.tree[it];