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use ::error::Error;
#[derive(Debug, Clone, Copy, PartialEq)]
#[repr(u16)]
pub enum Class {
IN = 1,
CSNET = 2,
CHAOS = 3,
HS = 4,
NONE = 254,
ANY = 255,
}
impl Class {
pub fn from_rr_class(rr_class: u16) -> Result<Class, Error> {
Ok(match rr_class {
1 => Class::IN,
2 => Class::CSNET,
3 => Class::CHAOS,
4 => Class::HS,
254 => Class::NONE,
255 => Class::ANY,
other => return Err(Error::UnknownClass(other)),
})
}
}