regular-expression 0.1.0

A library for parsing, compiling, and executing regular expressions.
Documentation 
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#[allow(unused_macros)] // this is actually used
macro_rules! set {
    ($($x:expr),*) => {{
        #[allow(unused_mut)]
        let mut temp_set = std::collections::BTreeSet::new();
        $(temp_set.insert($x);)*
        temp_set
    }}
}

macro_rules! map {
    ($($x:expr => $y:expr),*) => {{
        let mut temp_map = std::collections::BTreeMap::new();
        $(temp_map.insert($x, $y);)*
        temp_map
    }}
}