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Mention env! in option_env!'s docs

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Pavel Grigorenko 2023-06-14 18:29:08 +03:00
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commit cfe2e4660d
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library/core/src/macros/mod.rs
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@ -960,6 +960,8 @@ pub(crate) mod builtin {
/// ///
/// A compile time error is never emitted when using this macro regardless /// A compile time error is never emitted when using this macro regardless
/// of whether the environment variable is present or not. /// of whether the environment variable is present or not.
/// To emit a compile error if the environment variable is not present,
/// use the [`env!`] macro instead.
/// ///
/// # Examples /// # Examples
/// ///