Trait viz_core::FromRequest

pub trait FromRequest: Sized {
    type Error: IntoResponse;

    // Required method
    fn extract<'life0, 'async_trait>(
        req: &'life0 mut Request
    ) -> Pin<Box<dyn Future<Output = Result<Self, Self::Error>> + Send + 'async_trait>>
       where Self: 'async_trait,
             'life0: 'async_trait;
}

An interface for extracting data from the HTTP Request.

Required Associated Types

type Error: IntoResponse

The type returned in the event of a conversion error.

Required Methods

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<Self, Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

Extracts this type from the HTTP Request.

Implementations on Foreign Types

impl<I, J, K, L> FromRequest for (I, J, K, L)where I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<D, E, F, G, H, I, J, K, L> FromRequest for (D, E, F, G, H, I, J, K, L)where D: FromRequest + Send + 'static, E: FromRequest + Send + 'static, F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, D::Error: IntoResponse + Send, E::Error: IntoResponse + Send, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(D, E, F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<L> FromRequest for (L,)where L: FromRequest + Send + 'static, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(L,), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<C, D, E, F, G, H, I, J, K, L> FromRequest for (C, D, E, F, G, H, I, J, K, L)where C: FromRequest + Send + 'static, D: FromRequest + Send + 'static, E: FromRequest + Send + 'static, F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, C::Error: IntoResponse + Send, D::Error: IntoResponse + Send, E::Error: IntoResponse + Send, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(C, D, E, F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<H, I, J, K, L> FromRequest for (H, I, J, K, L)where H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<B, C, D, E, F, G, H, I, J, K, L> FromRequest for (B, C, D, E, F, G, H, I, J, K, L)where B: FromRequest + Send + 'static, C: FromRequest + Send + 'static, D: FromRequest + Send + 'static, E: FromRequest + Send + 'static, F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, B::Error: IntoResponse + Send, C::Error: IntoResponse + Send, D::Error: IntoResponse + Send, E::Error: IntoResponse + Send, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(B, C, D, E, F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<K, L> FromRequest for (K, L)where K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<A, B, C, D, E, F, G, H, I, J, K, L> FromRequest for (A, B, C, D, E, F, G, H, I, J, K, L)where A: FromRequest + Send + 'static, B: FromRequest + Send + 'static, C: FromRequest + Send + 'static, D: FromRequest + Send + 'static, E: FromRequest + Send + 'static, F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, A::Error: IntoResponse + Send, B::Error: IntoResponse + Send, C::Error: IntoResponse + Send, D::Error: IntoResponse + Send, E::Error: IntoResponse + Send, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(A, B, C, D, E, F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl FromRequest for ()

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<T> FromRequest for Result<T, T::Error>where T: FromRequest,

type Error = Infallible

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<Self, Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<J, K, L> FromRequest for (J, K, L)where J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<G, H, I, J, K, L> FromRequest for (G, H, I, J, K, L)where G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<T> FromRequest for Option<T>where T: FromRequest,

type Error = Infallible

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<Self, Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<F, G, H, I, J, K, L> FromRequest for (F, G, H, I, J, K, L)where F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

impl<E, F, G, H, I, J, K, L> FromRequest for (E, F, G, H, I, J, K, L)where E: FromRequest + Send + 'static, F: FromRequest + Send + 'static, G: FromRequest + Send + 'static, H: FromRequest + Send + 'static, I: FromRequest + Send + 'static, J: FromRequest + Send + 'static, K: FromRequest + Send + 'static, L: FromRequest + Send + 'static, E::Error: IntoResponse + Send, F::Error: IntoResponse + Send, G::Error: IntoResponse + Send, H::Error: IntoResponse + Send, I::Error: IntoResponse + Send, J::Error: IntoResponse + Send, K::Error: IntoResponse + Send, L::Error: IntoResponse + Send,

type Error = Error

fn extract<'life0, 'async_trait>( req: &'life0 mut Request ) -> Pin<Box<dyn Future<Output = Result<(E, F, G, H, I, J, K, L), Self::Error>> + Send + 'async_trait>>where Self: 'async_trait, 'life0: 'async_trait,

Implementors

impl FromRequest for CsrfToken

Available on crate feature csrf only.

type Error = Error

impl FromRequest for Cookies

Available on crate feature cookie only.

type Error = CookiesError

impl FromRequest for Limits

Available on crate feature limits only.

type Error = Infallible

impl FromRequest for Session

Available on crate feature session only.

type Error = Infallible

impl FromRequest for WebSocket

Available on crate feature websocket only.

type Error = WebSocketError

impl FromRequest for Multipart

Available on crate feature multipart only.

type Error = PayloadError

impl<T> FromRequest for Form<T>where T: DeserializeOwned,

Available on crate feature form only.

type Error = PayloadError

impl<T> FromRequest for Header<T>where T: Header,

type Error = HeaderError

impl<T> FromRequest for Json<T>where T: DeserializeOwned,

Available on crate feature json only.

type Error = PayloadError

impl<T> FromRequest for Params<T>where T: DeserializeOwned,

Available on crate feature params only.

type Error = ParamsError

impl<T> FromRequest for Query<T>where T: DeserializeOwned,

Available on crate feature query only.

type Error = PayloadError

impl<T> FromRequest for State<T>where T: Clone + Send + Sync + 'static,

Available on crate feature state only.

type Error = StateError