syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"ProjectionElem::Deref"}]}
source_snippet:                     ProjectionElem::Deref => {
context_before:                 match elem {
context_after:                         let fake_borrow_deref_ty = base_place.ty(&self.local_decls, tcx).ty;