+
+ pub fn ast_id(&self, tree: &ItemTree) -> FileAstId<ast::Item> {
+ match self {
+ ModItem::Import(it) => tree[it.index].ast_id().upcast(),
+ ModItem::ExternCrate(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Function(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Struct(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Union(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Enum(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Const(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Static(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Trait(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Impl(it) => tree[it.index].ast_id().upcast(),
+ ModItem::TypeAlias(it) => tree[it.index].ast_id().upcast(),
+ ModItem::Mod(it) => tree[it.index].ast_id().upcast(),
+ ModItem::MacroCall(it) => tree[it.index].ast_id().upcast(),
+ ModItem::MacroRules(it) => tree[it.index].ast_id().upcast(),
+ ModItem::MacroDef(it) => tree[it.index].ast_id().upcast(),
+ }
+ }