# enum2str
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enum2str is a rust derive macro that creates a Display impl for enums.
This is useful for strongly typing composable sets of strings.
## Usage
Add this to your `Cargo.toml`:
```toml
enum2str = "0.1.3"
```
Example:
```rust
use enum2str::EnumStr;
#[derive(EnumStr)]
enum Object {
Generic(String),
#[enum2str("Color: {}. Shape: {}.")]
Complex(Color, Shape),
}
#[derive(EnumStr)]
enum Color {
#[enum2str("Burgundy")]
Red,
Green,
}
#[derive(EnumStr)]
enum Shape {
Circle,
}
fn main() {
assert_eq!(Color::Green.to_string(), "Green");
assert_eq!(Color::Red.to_string(), "Burgundy");
assert_eq!(Object::Generic("Hello!".to_string()).to_string(), "Hello!");
assert_eq!(
Object::Complex(Color::Green, Shape::Circle).to_string(),
"Color: Green. Shape: Circle."
);
}
```