syntax_data: {"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"ty::ConstKind::Param(pc)"}]}
source_snippet:                         ty::ConstKind::Param(pc) => {
context_before:                     GenericArgKind::Const(ct) => match ct.kind() {
context_after:                             !impl_generics.const_param(pc, self).pure_wrt_drop