{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"///"}]}
/// [EnteredTraceSpan::or_if_tracing_disabled], to e.g. log a line as an alternative to the tracing
/// [crate::interpret::Machine::enter_trace_span] returns [EnteredTraceSpan], on which you can call
/// span for when tracing is disabled. For example: