enum-map
A library providing enum map providing type safe enum array. It is
implemented using regular Rust arrays, so using them is as fast
as using regular Rust arrays.
enum-map 0.6 requires Rust 1.36.
Examples
#[macro_use]
extern crate enum_map;
use enum_map::EnumMap;
#[derive(Debug, Enum)]
enum Example {
A,
B,
C,
}
fn main() {
let mut map = enum_map! {
Example::A => 1,
Example::B => 2,
Example::C => 3,
};
map[Example::C] = 4;
assert_eq!(map[Example::A], 1);
for (key, &value) in &map {
println!("{:?} has {} as value.", key, value);
}
}