syntax_data: {"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"ty::Slice(_elem_ty)"}]}
source_snippet:             ty::Slice(_elem_ty) => {
context_before:             }
context_after:                 let ptr_or_ref = if let [PlaceElem::Deref] = place.projection[..]