syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"GenericArgKind::Type(ty)"}]}
source_snippet:                     GenericArgKind::Type(ty) => match *ty.kind() {
context_before:                     },
context_after:                         ty::Param(pt) => !impl_generics.type_param(pt, self).pure_wrt_drop,