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https://github.com/zoranzaric/envopt
Parse environment variables by defining a struct
https://github.com/zoranzaric/envopt
Last synced: 3 months ago
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Parse environment variables by defining a struct
- Host: GitHub
- URL: https://github.com/zoranzaric/envopt
- Owner: zoranzaric
- Created: 2019-08-31T20:27:08.000Z (almost 5 years ago)
- Default Branch: master
- Last Pushed: 2019-08-31T20:51:38.000Z (almost 5 years ago)
- Last Synced: 2024-03-17T08:13:48.421Z (3 months ago)
- Language: Rust
- Homepage:
- Size: 3.91 KB
- Stars: 24
- Watchers: 2
- Forks: 1
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
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README
# envopt
[![Crates.io](https://img.shields.io/crates/v/envopt.svg)](https://crates.io/crates/envopt)
[![Documentation](https://docs.rs/envopt/badge.svg)](https://docs.rs/envopt/)
![License](https://img.shields.io/crates/l/envopt.svg)Parse environment variables by defining a struct.
### Example
```rust
use envopt::EnvOpt;#[derive(EnvOpt)]
pub enum EnvOpts {
#[envopt(name = "FOO")]
Foo,
#[envopt(name = "BAR", default = "default-bar")]
Bar,
}pub fn main() {
EnvOpts::validate_or_exit();println!("FOO: {}", EnvOpts::Foo.value_or_exit());
println!("BAR: {}", EnvOpts::Bar.value_or_exit());
}
```