use serde::{Deserialize, Serialize};
use std::{fmt, str};
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct Feature(String);
impl AsRef<str> for Feature {
fn as_ref(&self) -> &str {
self.0.as_ref()
}
}
impl fmt::Display for Feature {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", self.0)
}
}
impl str::FromStr for Feature {
type Err = ();
fn from_str(s: &str) -> Result<Self, Self::Err> {
Ok(Feature(s.to_owned()))
}
}