syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"ty::ConstKind::Bound(debruijn,"}]}
source_snippet:             ty::ConstKind::Bound(debruijn, bound_var) => {
context_after:                 rustc_type_ir::debug_bound_var(self, debruijn, bound_var)?