bomboni_macros 0.3.1

Common macros for Bomboni library.
Documentation 
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#![doc = include_str!("../README.md")]

#[doc(hidden)]
pub mod collections;

/// A macro that creates a static `regex::Regex` instance from a string literal.
///
/// # Examples
///
/// ```
/// use bomboni_macros::regex;
///
/// let re = regex!("\\d{4}-\\d{2}-\\d{2}");
/// assert!(re.is_match("2021-08-012"));
/// ```
#[macro_export(local_inner_macros)]
macro_rules! regex {
    ($re:literal $(,)?) => {{
        static REGEX: ::std::sync::OnceLock<::regex::Regex> = ::std::sync::OnceLock::new();
        REGEX.get_or_init(|| ::regex::Regex::new($re).unwrap())
    }};
}