fn client_from_agent_version(agent_version: &str) -> (ClientKind, String, String) {
    let mut agent_split = agent_version.split('/');
    match agent_split.next() {
        Some(kind) => {
            if kind == "github.com" {
                let unknown = String::from("unknown");
                (
                    ClientKind::Known(kind.to_string()),
                    unknown.clone(),
                    unknown,
                )
            } else {
                let mut version = String::from("unknown");
                let mut os_version = version.clone();
                if let Some(agent_version) = agent_split.next() {
                    version = agent_version.into();
                    if let Some(agent_os_version) = agent_split.next() {
                        os_version = agent_os_version.into();
                    }
                }
                (ClientKind::Known(kind.to_string()), version, os_version)
            }
        }
        _ => {
            let unknown = String::from("unknown");
            (ClientKind::Unknown, unknown.clone(), unknown)
        }
    }
}
// helper function to identify clients from their agent_version. Returns the client
// kind and it's associated version and the OS kind.
helper function to identify clients from their agent_version. Returns the client
kind and it's associated version and the OS kind.
helper function to identify clients from their agent_version . Returns the client kind and it ' s associated version and the OS kind .
fn client_from_agent_version(agent_version: &str) -> (ClientKind, String, String) {
    let mut agent_split = agent_version.split('/');
    match agent_split.next() {
        Some(kind) => {
            if kind == "github.com" {
                let unknown = String::from("unknown");
                (
                    ClientKind::Known(kind.to_string()),
                    unknown.clone(),
                    unknown,
                )
            } else {
                let mut version = String::from("unknown");
                let mut os_version = version.clone();
                if let Some(agent_version) = agent_split.next() {
                    version = agent_version.into();
                    if let Some(agent_os_version) = agent_split.next() {
                        os_version = agent_os_version.into();
                    }
                }
                (ClientKind::Known(kind.to_string()), version, os_version)
            }
        }
        _ => {
            let unknown = String::from("unknown");
            (ClientKind::Unknown, unknown.clone(), unknown)
        }
    }
}
fn client_from_agent_version ( agent_version : & str ) -> ( ClientKind , String , String ) { let mut agent_split = agent_version . split ( '/' ) ; match agent_split . next ( ) { Some ( kind ) => { if kind == " " { let unknown = String :: from ( " " ) ; ( ClientKind :: Known ( kind . to_string ( ) ) , unknown . clone ( ) , unknown , ) } else { let mut version = String :: from ( " " ) ; let mut os_version = version . clone ( ) ; if let Some ( agent_version ) = agent_split . next ( ) { version = agent_version . into ( ) ; if let Some ( agent_os_version ) = agent_split . next ( ) { os_version = agent_os_version . into ( ) ; } } ( ClientKind :: Known ( kind . to_string ( ) ) , version , os_version ) } } _ => { let unknown = String :: from ( " " ) ; ( ClientKind :: Unknown , unknown . clone ( ) , unknown ) } } }
helper function to identify clients from their agent_version.
helper function to identify clients from their agent_version .
agent_version
&str
agent_version
&str