dimfeld/rust-envoption

Simple helper functions for environment variables

EnvOption

Simple functions for parsing environment variables when reading config.

• require - Parse an environment variable or return an error if it doesn't exist.
• optional - Same as above, but return an Option<T> set to None if the variable doesn't exist.
• with_default - As above, but return a default value if the variable doesn't exist.

Documentation

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.