Trait tide::Extract

pub trait Extract<Data>: Send + Sized + 'static {
    type Fut: Future<Output = Result<Self, Response>> + Send + 'static;
    fn extract(
        data: &mut Data, 
        req: &mut Request, 
        params: &Option<RouteMatch>, 
        store: &Store
    ) -> Self::Fut;
}

An extractor for an app with Data

Associated Types

type Fut: Future<Output = Result<Self, Response>> + Send + 'static

The async result of extract.

The Err case represents that the endpoint should not be invoked, but rather the given response should be returned immediately.

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Required methods

fn extract(
    data: &mut Data,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

Attempt to extract a value from the given request.

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Implementors

impl<Data: 'static, T: Compute> Extract<Data> for Computed<T>

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut Data,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S, T> Extract<S> for ExtractConfiguration<T> where
    S: 'static,
    T: Any + Debug + Clone + Send + Sync + 'static, 

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S, T> Extract<S> for UrlQuery<T> where
    T: Send + FromStr + 'static,
    S: 'static, 

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S: 'static> Extract<S> for Bytes

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S: 'static> Extract<S> for MultipartForm

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S: 'static> Extract<S> for Str

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S: 'static> Extract<S> for StrLossy

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<S: 'static> Extract<S> for Cookies

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<T: NamedSegment, S: 'static> Extract<S> for Named<T>

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<T: Clone + Send + 'static> Extract<T> for AppData<T>

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut T,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<T: Send + 'static + FromStr, S: 'static> Extract<S> for Path<T>

type Fut = Ready<Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<T: Send + DeserializeOwned + 'static, S: 'static> Extract<S> for Json<T>

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

impl<T: Send + DeserializeOwned + 'static, S: 'static> Extract<S> for Form<T>

type Fut = FutureObj<'static, Result<Self, Response>>

fn extract(
    data: &mut S,
    req: &mut Request,
    params: &Option<RouteMatch>,
    store: &Store
) -> Self::Fut

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