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Provide TraceAgent::trace_box_unstable to expose the inner trace #404

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Merged
frankmcsherry merged 1 commit into from
Aug 1, 2023
Merged

Provide TraceAgent::trace_box_unstable to expose the inner trace #404

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10 changes: 10 additions & 0 deletions src/operators/arrange/agent.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -160,6 +160,16 @@ where
pub fn operator(&self) -> &OperatorInfo {
&self.operator
}

/// Obtain a reference to the inner [`TraceBox`]. It is the caller's obligation to maintain
/// the trace box and this trace agent's invariants. Specifically, it is undefined behavior
/// to mutate the trace box. Keeping strong references can prevent resource reclamation.
///
/// This method is subject to changes and removal and should not be considered part of a stable
/// interface.
pub fn trace_box_unstable(&self) -> Rc<RefCell<TraceBox<Tr>>> {
Rc::clone(&self.trace)
}
}

impl<Tr> TraceAgent<Tr>
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