syntax_data: {"ast_node_type":"function","tokens":[{"end":80,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet:     fn always_drop_component(&self, ty: Ty<'tcx>) -> NeedsDropResult<Ty<'tcx>> {
context_before:     /// Otherwise, `Err(AlwaysRequireDrop)` is returned, which will cause iteration to abort.
context_after:         if self.exhaustive { Ok(ty) } else { Err(AlwaysRequiresDrop) }