unreql 0.2.1

Well documented and easy to use RethinkDB Rust Driver
Documentation 
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use std::borrow::Cow;

pub trait StaticString {
    fn static_string(self) -> Cow<'static, str>;
}

impl StaticString for &'static str {
    fn static_string(self) -> Cow<'static, str> {
        Cow::from(self)
    }
}

impl StaticString for String {
    fn static_string(self) -> Cow<'static, str> {
        Cow::from(self)
    }
}

impl StaticString for &Cow<'static, str> {
    fn static_string(self) -> Cow<'static, str> {
        match self {
            Cow::Borrowed(string) => Cow::Borrowed(*string),
            Cow::Owned(string) => Cow::Owned(string.to_owned()),
        }
    }
}