Struct MemoryStorage 

pub struct MemoryStorage(/* private fields */);

Captcha storage implementation using an in-memory HashMap.

Implementations

impl MemoryStorage

pub fn new() -> Self

Create a new instance of MemoryStorage.

Trait Implementations

impl CaptchaStorage for MemoryStorage

type Error = Infallible

This storage does not return any error.

async fn store_answer(&self, answer: String) -> Result<String, Self::Error>

Store the captcha token and answer.

async fn get_answer(&self, token: &str) -> Result<Option<String>, Self::Error>

Returns the answer of the captcha token. This method will return None if the token is not exist.

async fn clear_expired( &self, expired_after: Duration, ) -> Result<(), Self::Error>

Clear the expired captcha.

async fn clear_by_token(&self, token: &str) -> Result<(), Self::Error>

Clear the captcha by token.

fn new_captcha<G: CaptchaGenerator>( &self, generator: G, ) -> impl Future<Output = Result<(String, Vec<u8>), Either<Self::Error, G::Error>>> + Send

Create a new captcha image and return the answer and the image encoded as png.

impl Debug for MemoryStorage

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

Formats the value using the given formatter.