{"ast_node_type":"import","tokens":[{"end":97,"kind":"keyword","start":0,"text":"///"}]}
    /// new span. This is mainly so we don't have to use `Option` for the `tracing_span` field of
    /// If a span is entered, we exit the previous span (if any, normally none) and enter the
    /// `Frame` by creating a dummy span to being with and then entering it once the frame has