bc-ur 0.19.2

Uniform Resources (UR) for Rust.
Documentation 
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pub trait URTypeChar {
    /// Returns true if the character is a valid UR type character.
    fn is_ur_type(&self) -> bool;
}

impl URTypeChar for char {
    fn is_ur_type(&self) -> bool {
        if 'a' <= *self && *self <= 'z' {
            return true;
        }
        if '0' <= *self && *self <= '9' {
            return true;
        }
        if *self == '-' {
            return true;
        }
        false
    }
}

pub trait URTypeString {
    /// Returns true if the string is a valid UR type string.
    fn is_ur_type(&self) -> bool;
}

impl URTypeString for &str {
    fn is_ur_type(&self) -> bool { self.chars().all(|c| c.is_ur_type()) }
}

impl URTypeString for String {
    fn is_ur_type(&self) -> bool { self.as_str().is_ur_type() }
}