Struct bulls_and_cows::Host

pub struct Host<T: Eq + Hash + Clone> { /* private fields */ }

The game host for generating the question and answering for the question.

Implementations

impl<T: Eq + Hash + Clone> Host<T>

pub fn get_letters(&self) -> &HashSet<T>

pub fn get_answer_length(&self) -> usize

pub fn get_answer(&self) -> &[T]

impl<T: Eq + Hash + Clone> Host<T>

pub fn build( letters: HashSet<T>, answer_length: usize ) -> Result<Host<T>, HostError<T>>

Build a bulls-and-cows game host with a fixed answer.

pub fn build_with_random_answer( letters: HashSet<T>, answer_length: usize ) -> Result<Host<T>, HostError<T>>

Build a bulls-and-cows game host with a random answer.

pub fn build_with_known_answer( letters: HashSet<T>, answer: Vec<T> ) -> Result<Host<T>, HostError<T>>

Build a bulls-and-cows game host with a known answer.

pub unsafe fn build_with_known_answer_unsafe( letters: HashSet<T>, answer: Vec<T> ) -> Host<T>

Build a bulls-and-cows game host with a known answer unsafely.

pub fn renew_with_random_answer( &mut self, answer_length: usize ) -> Result<(), HostError<T>>

Renew this host with a random answer.

pub fn renew_with_known_answer( &mut self, answer: Vec<T> ) -> Result<(), HostError<T>>

Renew this host with a known answer.

pub unsafe fn renew_with_known_answer_unsafe(&mut self, answer: Vec<T>)

Renew this host with a known answer unsafely.

impl<T: Eq + Hash + Clone> Host<T>

pub fn answer(&self, answer: &[T]) -> Result<(usize, usize), HostError<T>>

Answer for the question. If the format of the input answer is correct, it returns the number of bulls and the number of cows.

Trait Implementations

impl<T: Debug + Eq + Hash + Clone> Debug for Host<T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.