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Use Expander for cfg handling in impls

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This commit is contained in:
Aleksey Kladov 2020-04-11 17:12:17 +02:00
parent e9519e1035
commit ac21100f32
1 changed files with 14 additions and 13 deletions
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27
crates/ra_hir_def/src/data.rs
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@ -219,7 +219,13 @@ pub(crate) fn impl_data_query(db: &dyn DefDatabase, id: ImplId) -> Arc<ImplData>
if let Some(item_list) = src.value.item_list() {
let mut expander = Expander::new(db, impl_loc.ast_id.file_id, module_id);
items.extend(collect_impl_items(db, item_list.impl_items(), src.file_id, id));
items.extend(collect_impl_items(
db,
&mut expander,
item_list.impl_items(),
src.file_id,
id,
));
items.extend(collect_impl_items_in_macros(
db,
&mut expander,
@ -300,6 +306,7 @@ fn collect_impl_items_in_macro(
let items: InFile<ast::MacroItems> = expander.to_source(items);
let mut res = collect_impl_items(
db,
expander,
items.value.items().filter_map(|it| ImplItem::cast(it.syntax().clone())),
items.file_id,
id,
@ -319,32 +326,26 @@ fn collect_impl_items_in_macro(
fn collect_impl_items(
db: &dyn DefDatabase,
expander: &mut Expander,
impl_items: impl Iterator<Item = ImplItem>,
file_id: crate::HirFileId,
id: ImplId,
) -> Vec<AssocItemId> {
let items = db.ast_id_map(file_id);
let crate_graph = db.crate_graph();
let module_id = id.lookup(db).container.module(db);
impl_items
.filter_map(|item_node| match item_node {
ast::ImplItem::FnDef(it) => {
let attrs = expander.parse_attrs(&it);
if !expander.check_cfg(&attrs) {
return None;
}
let def = FunctionLoc {
container: AssocContainerId::ImplId(id),
ast_id: AstId::new(file_id, items.ast_id(&it)),
}
.intern(db);
if !db
.function_data(def)
.attrs
.is_cfg_enabled(&crate_graph[module_id.krate].cfg_options)
{
None
} else {
Some(def.into())
}
Some(def.into())
}
ast::ImplItem::ConstDef(it) => {
let def = ConstLoc {