{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"solution.binders.iter(Interner).map(|k|"}]}
            solution.binders.iter(Interner).map(|k| match &k.kind {
            Interner,
                VariableKind::Ty(TyVariableKind::General) => ctx.new_type_var().cast(Interner),