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Log loaned msg error only once #44

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merged 1 commit into from
Apr 24, 2023
Merged

Log loaned msg error only once #44

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11 changes: 7 additions & 4 deletions r2r/src/publishers.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ use std::ffi::CString;
use std::fmt::Debug;
use std::marker::PhantomData;
use std::sync::Weak;
use std::sync::Once;

use crate::error::*;
use crate::msg_types::*;
Expand Down Expand Up @@ -206,10 +207,12 @@ where
);
Ok(msg)
} else {
// TODO: Switch to logging library
eprintln!(
"Currently used middleware can't loan messages. Local allocator will be used."
);
static LOG_LOANED_ERROR: Once = Once::new();
LOG_LOANED_ERROR.call_once(|| {
// TODO: Switch to logging library
eprintln!("Currently used middleware can't loan messages. Local allocator will be used.");
});

Ok(WrappedNativeMsg::<T>::new())
}
}
Expand Down