Function clone_error

datafusion/physical-plan/src/test/exec.rs:275–281

(e: &DataFusionError)

}

fn clone_error(e: &DataFusionError) -> DataFusionError {
    use DataFusionError::*;
    match e {
        Execution(msg) => Execution(msg.to_string()),
        _ => unimplemented!(),
    }
}

/// A Mock ExecutionPlan that does not start producing input until a
/// barrier is called