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explicitly mention compile-time options of logging crates for code-size reduction #302

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explicitly mention compile-time options of logging crates for code-size reduction #302

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5 changes: 5 additions & 0 deletions src/reference/code-size.md
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Expand Up @@ -220,6 +220,11 @@ code sizes.
`format!`, `to_string`, etc... can bring in a lot of code bloat. If possible,
only do string formatting in debug mode, and in release mode use static strings.

Note that the common `tracing` and `log` crates [support compile-time
filters](https://docs.rs/tracing/latest/tracing/level_filters/index.html) that
allow to make logging macros compile to nothing (either depending on the log
level or completely).

### Avoid Panicking

This is definitely easier said than done, but tools like `twiggy` and manually
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