syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"(ty::GenericArgKind::Lifetime(_),"}]}
source_snippet:                 (ty::GenericArgKind::Lifetime(_), ty::GenericArgKind::Lifetime(_)) => true,
context_before:                 // We don't fast reject based on regions.
context_after:                 (ty::GenericArgKind::Type(obl), ty::GenericArgKind::Type(imp)) => {