{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"Node::PreciseCapturingNonLifetimeArg(a)"}]}
            Node::PreciseCapturingNonLifetimeArg(a) => Some(a.ident),
            Node::ExprField(f) => Some(f.ident),
            Node::Param(..)