Method try_from

backend/src/graphql/git.rs:48–53

(value: git::Object)

    type Error = Error;

    fn try_from(value: git::Object) -> Result<Self> {
        match value {
            git::Object::Link(link) => Ok(link.into()),
            _ => Err(Error::Repo("not an object".into())),
        }
    }
}

impl TryFrom<git::Object> for Topic {