fn nested(&self, _state: &mut State<'_>, _nested: Nested) {}
fn pre(&self, _state: &mut State<'_>, _node: AnnNode<'_>) {}
fn post(&self, _state: &mut State<'_>, _node: AnnNode<'_>) {}
- fn try_fetch_item(&self, _: hir::HirId) -> Option<&hir::Item<'_>> {
- None
- }
}
pub struct NoAnn;
pub const NO_ANN: &dyn PpAnn = &NoAnn;
impl PpAnn for hir::Crate<'_> {
- fn try_fetch_item(&self, item: hir::HirId) -> Option<&hir::Item<'_>> {
- Some(self.item(item))
- }
fn nested(&self, state: &mut State<'_>, nested: Nested) {
match nested {
Nested::Item(id) => state.print_item(self.item(id.id)),