{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"crate::session_diagnostics::CaptureArgLabel::Capture"}]}
            crate::session_diagnostics::CaptureArgLabel::Capture {
        borrow_spans.args_subdiag(&mut err, |args_span| {
                is_within: borrow_spans.for_coroutine(),