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Обновление документации.
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@@ -2,26 +2,64 @@ use actix_web::dev::Payload;
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use actix_web::{FromRequest, HttpRequest};
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use futures_util::future::LocalBoxFuture;
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use std::future::{Ready, ready};
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use std::ops;
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/// Асинхронный экстрактор объектов из запроса
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/// # Async extractor.
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/// Asynchronous object extractor from a query.
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pub struct AsyncExtractor<T>(T);
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impl<T> AsyncExtractor<T> {
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#[allow(dead_code)]
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/// Получение объекта, извлечённого с помощью экстрактора
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/// Retrieve the object extracted with the extractor.
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pub fn into_inner(self) -> T {
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self.0
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}
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}
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impl<T> ops::Deref for AsyncExtractor<T> {
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type Target = T;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl<T> ops::DerefMut for AsyncExtractor<T> {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.0
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}
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}
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pub trait FromRequestAsync: Sized {
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type Error: Into<actix_web::Error>;
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/// Асинхронная функция для извлечения данных из запроса
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/// Asynchronous function for extracting data from a query.
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///
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/// returns: Result<Self, Self::Error>
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///
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/// # Examples
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///
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/// ```
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/// struct User {
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/// pub id: String,
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/// pub username: String,
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/// }
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///
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/// // TODO: Я вообще этот экстрактор не использую, нахуя мне тогда писать пример, если я не ебу как его использовать. Я забыл.
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///
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/// #[get("/")]
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/// fn get_user_async(
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/// user: web::AsyncExtractor<User>,
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/// ) -> web::Json<User> {
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/// let user = user.into_inner();
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///
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/// web::Json(user)
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/// }
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/// ```
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async fn from_request_async(req: HttpRequest, payload: Payload) -> Result<Self, Self::Error>;
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}
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/// Реализация треита FromRequest для всех асинхронных экстракторов
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impl<T: FromRequestAsync> FromRequest for AsyncExtractor<T> {
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type Error = T::Error;
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type Future = LocalBoxFuture<'static, Result<Self, Self::Error>>;
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@@ -37,24 +75,72 @@ impl<T: FromRequestAsync> FromRequest for AsyncExtractor<T> {
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}
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}
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/// Синхронный экстрактор объектов из запроса
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/// # Sync extractor.
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/// Synchronous object extractor from a query.
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pub struct SyncExtractor<T>(T);
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impl<T> SyncExtractor<T> {
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/// Получение объекта, извлечённого с помощью экстрактора
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/// Retrieving an object extracted with the extractor.
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pub fn into_inner(self) -> T {
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self.0
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}
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}
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impl<T> ops::Deref for SyncExtractor<T> {
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type Target = T;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl<T> ops::DerefMut for SyncExtractor<T> {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.0
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}
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}
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pub trait FromRequestSync: Sized {
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type Error: Into<actix_web::Error>;
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/// Синхронная функция для извлечения данных из запроса
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/// Synchronous function for extracting data from a query.
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///
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/// returns: Result<Self, Self::Error>
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///
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/// # Examples
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///
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/// ```
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/// struct User {
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/// pub id: String,
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/// pub username: String,
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/// }
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///
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/// impl FromRequestSync for User {
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/// type Error = actix_web::Error;
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///
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/// fn from_request_sync(req: &HttpRequest, _: &mut Payload) -> Result<Self, Self::Error> {
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/// // do magic here.
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///
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/// Ok(User {
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/// id: "qwerty".to_string(),
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/// username: "n08i40k".to_string()
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/// })
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/// }
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/// }
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///
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/// #[get("/")]
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/// fn get_user_sync(
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/// user: web::SyncExtractor<User>,
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/// ) -> web::Json<User> {
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/// let user = user.into_inner();
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///
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/// web::Json(user)
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/// }
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/// ```
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fn from_request_sync(req: &HttpRequest, payload: &mut Payload) -> Result<Self, Self::Error>;
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}
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/// Реализация треита FromRequest для всех синхронных экстракторов
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impl<T: FromRequestSync> FromRequest for SyncExtractor<T> {
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type Error = T::Error;
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type Future = Ready<Result<Self, Self::Error>>;
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