take-static

This crate provides the take_static macro to create statics that provide mutable access only once:

use take_static::take_static;

take_static! {
    static NUMBER: usize = 5;
}

assert_eq!(NUMBER.take(), Some(&mut 5));
assert_eq!(NUMBER.take(), None);

For API documentation, see the docs.

License

Licensed under either of

• Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.