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Merge pull request #4514 from noritada/notes-on-cargo-env-vars

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docs: Present other environment variable alternatives to `crate_name!`
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Ed Page 2023-01-03 12:44:42 -06:00 committed by GitHub
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src/macros.rs
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@ -85,6 +85,12 @@ macro_rules! crate_description {
/// Allows you to pull the name from your Cargo.toml at compile time.
///
/// **NOTE:** This macro extracts the name from an environment variable `CARGO_PKG_NAME`.
/// When the crate name is set to something different from the package name,
/// use environment variables `CARGO_CRATE_NAME` or `CARGO_BIN_NAME`.
/// See [the Cargo Book](https://doc.rust-lang.org/cargo/reference/environment-variables.html)
/// for more information.
///
/// # Examples
///
/// ```no_run