syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"(ty::GenericArgKind::Const(obl),"}]}
source_snippet:                 (ty::GenericArgKind::Const(obl), ty::GenericArgKind::Const(imp)) => {
context_before:                 }
context_after:                     self.consts_may_unify_inner(obl, imp)