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dbg macro: Discuss use in tests, and slightly clarify

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Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
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Ian Jackson 2021-05-12 12:09:53 +01:00
parent 2fb1dee14b
commit a173518ceb
1 changed files with 4 additions and 3 deletions
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7
library/std/src/macros.rs
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@ -185,9 +185,10 @@ macro_rules! eprintln {
/// builds or when debugging in release mode is significantly faster.
///
/// Note that the macro is intended as a debugging tool and therefore you
/// should avoid having uses of it in version control for long periods.
/// Use cases involving debug output that should be added to version control
/// are better served by macros such as [`debug!`] from the [`log`] crate.
/// should avoid having uses of it in version control for long periods
/// (other than in tests etc.)
/// Debug output from production code is better done with other facilities
/// such as the [`debug!`] macro from the [`log`] crate.
///
/// # Stability
///