Merge branch 'master' into fix_set_webhook_again

.github/workflows/ci.yml

@@ -17,17 +17,12 @@ env:
   CARGO_NET_RETRY: 10
   RUSTUP_MAX_RETRIES: 10
 
-  rust_nightly: nightly-2022-01-17
+  rust_nightly: nightly-2022-09-23
   # When updating this, also update:
   # - README.md
   # - src/lib.rs
   # - down below in a matrix  
-  rust_msrv: 1.58.0
+  rust_msrv: 1.64.0
-  # When updating this, also update:
-  # - down below in a matrix
-  #
-  # This is needed because some of our tests can't run on MSRV.
-  rust_msrv_dev: 1.59.0
 
   CI: 1
 
@@ -43,7 +38,6 @@ jobs:
       - check-examples
       - clippy
       - doc
-      - msrv
 
     steps:
       - run: exit 0
@@ -82,7 +76,7 @@ jobs:
           - stable
           - beta
           - nightly
-          - msrv_dev
+          - msrv
     
         include:
           - rust: stable
@@ -92,10 +86,10 @@ jobs:
             toolchain: beta
             features: "--features full"
           - rust: nightly
-            toolchain: nightly-2022-01-17
+            toolchain: nightly-2022-09-23
             features: "--all-features"
-          - rust: msrv_dev
+          - rust: msrv
-            toolchain: 1.59.0
+            toolchain: 1.64.0
             features: "--features full"
 
     steps:      
@@ -108,6 +102,7 @@ jobs:
           profile: minimal
           toolchain: ${{ matrix.toolchain }}
           override: true
+          components: rustfmt # required by codegen
 
       - name: Cache Dependencies
         uses: Swatinem/rust-cache@v1
@@ -194,27 +189,3 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: docs # from .cargo/config.toml
-
-  msrv:
-    name: minimal supported rust version
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Install Rust ${{ env.rust_msrv }}
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ env.rust_msrv }}
-          override: true
-
-      - name: Cache Dependencies
-        uses: Swatinem/rust-cache@v1
-
-      - name: Check 
-        uses: actions-rs/cargo@v1
-        with:
-          command: check
-          args: --verbose --features full

CHANGELOG.md

@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## unreleased
 
+### Changed
+
+- **You can now `.await` any `Request`!** ([#249][pr249])
+  - `Request` now requires `Self: IntoFuture`
+  - There is no need for `AutoSend` anymore
+- MSRV (Minimal Supported Rust Version) was bumped from `1.58.0` to `1.64.0`
+
 ### Removed
 
 - Methods for creating `InlineQuery` ([#246][pr244])
@@ -19,6 +26,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 [pr250]: https://github.com/teloxide/teloxide-core/pull/250
 
+### Deprecated
+
+- `AutoSend` adaptor ([#249][pr249])
+
+[pr249]: https://github.com/teloxide/teloxide-core/pull/249
+
 ## 0.7.1 - 2022-08-19
 
 ### Fixed

Cargo.toml

@@ -24,7 +24,7 @@ exclude = [
 futures = "0.3.5"
 tokio = { version = "1.12.0", features = ["fs"] }
 tokio-util = { version = "0.7.0", features = ["codec"] }
-pin-project = "1.0.3"
+pin-project = "1.0.12"
 bytes = "1.0.0"
 reqwest = { version = "0.11.10", features = ["json", "stream", "multipart"], default-features = false }
 url = { version = "2", features = ["serde"] }
@@ -99,8 +99,8 @@ cargo-args = ["-Zunstable-options", "-Zrustdoc-scrape-examples=examples"]
 
 [[example]]
 name = "self_info"
-required-features = ["tokio/macros", "tokio/rt-multi-thread", "auto_send"]
+required-features = ["tokio/macros", "tokio/rt-multi-thread"]
 
 [[example]]
 name = "erased"
-required-features = ["tokio/macros", "tokio/rt-multi-thread", "auto_send", "erased"]
+required-features = ["tokio/macros", "tokio/rt-multi-thread", "erased", "trace_adaptor"]

README.md

@@ -27,7 +27,7 @@
 ```toml
 teloxide-core = "0.7"
 ```
-_Compiler support: requires rustc 1.58+_.
+_Compiler support: requires rustc 1.64+_.
 
 [`teloxide`]: https://docs.rs/teloxide
 [Telegram Bot API]: https://core.telegram.org/bots/api

examples/erased.rs

@@ -32,9 +32,9 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     log::info!("Trace settings: {:?}", trace_settings);
 
     let bot = if trace_settings.is_empty() {
-        Bot::from_env().erase().auto_send()
+        Bot::from_env().erase()
     } else {
-        Bot::from_env().trace(trace_settings).erase().auto_send()
+        Bot::from_env().trace(trace_settings).erase()
     };
 
     bot.send_chat_action(chat_id, ChatAction::Typing).await?;

examples/self_info.rs

@@ -13,9 +13,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
             .parse::<i64>()?,
     );
 
-    let bot = Bot::from_env()
+    let bot = Bot::from_env().parse_mode(ParseMode::MarkdownV2);
-        .parse_mode(ParseMode::MarkdownV2)
-        .auto_send();
 
     let Me { user: me, .. } = bot.get_me().await?;
 

rust-toolchain.toml

@@ -1,4 +1,4 @@
 [toolchain]
-channel = "nightly-2022-01-17"
+channel = "nightly-2022-09-23"
 components = ["rustfmt", "clippy"]
 profile = "minimal"

src/adaptors.rs

@@ -3,17 +3,18 @@
 //! Bot adaptors are very similar to the [`Iterator`] adaptors: they are bots
 //! wrapping other bots to alter existing or add new functionality.
 //!
-//! E.g. [`AutoSend`] allows `await`ing requests directly, no need to use
-//! `.send()`.
-//!
 //! [`Requester`]: crate::requests::Requester
 
-/// [`AutoSend`] bot adaptor which allows sending a request without calling
+/// [`AutoSend`] bot adaptor which used to allow sending a request without
-/// [`send`].
+/// calling [`send`].
 ///
 /// [`AutoSend`]: auto_send::AutoSend
 /// [`send`]: crate::requests::Request::send
 #[cfg(feature = "auto_send")]
+#[deprecated(
+    since = "0.8.0",
+    note = "`AutoSend` is no longer required to `.await` requests and is now noop"
+)]
 pub mod auto_send;
 
 /// [`CacheMe`] bot adaptor which caches [`GetMe`] requests.
@@ -47,6 +48,7 @@ pub mod throttle;
 mod parse_mode;
 
 #[cfg(feature = "auto_send")]
+#[allow(deprecated)]
 pub use auto_send::AutoSend;
 #[cfg(feature = "cache_me")]
 pub use cache_me::CacheMe;

src/adaptors/auto_send.rs

@@ -1,10 +1,5 @@
-use std::{
+use std::future::IntoFuture;
-    future::Future,
-    pin::Pin,
-    task::{Context, Poll},
-};
 
-use futures::future::FusedFuture;
 use url::Url;
 
 use crate::{
@@ -12,32 +7,16 @@ use crate::{
     types::*,
 };
 
-/// Send requests automatically.
+/// Previously was used to send requests automatically.
 ///
-/// Requests returned by `<AutoSend<_> as `[`Requester`]`>` are [`Future`]s
+/// Before addition of [`IntoFuture`] you could only `.await` [`Future`]s.
-/// which means that you can simply `.await` them instead of using
+/// This adaptor turned requests into futures, allowing to `.await` them,
-/// `.send().await`.
+/// without calling `.send()`.
 ///
-/// Notes:
+/// Now, however, all requests are required to implement `IntoFuture`, allowing
-/// 1. This wrapper should be the most outer i.e.: `AutoSend<CacheMe<Bot>>`
+/// you to `.await` them directly. This adaptor is noop, and shouldn't be used.
-///    will automatically send requests, while `CacheMe<AutoSend<Bot>>` - won't.
-/// 2. After first call to `poll` on a request you will be unable to access
-///    payload nor could you use [`send_ref`](Request::send_ref).
 ///
-/// ## Examples
+/// [`Future`]: std::future::Future
-///
-/// ```rust
-/// use teloxide_core::{
-///     requests::{Requester, RequesterExt},
-///     types::Me,
-///     Bot,
-/// };
-///
-/// # async {
-/// let bot = Bot::new("TOKEN").auto_send();
-/// let myself: Me = bot.get_me().await?; // No .send()!
-/// # Ok::<_, teloxide_core::RequestError>(()) };
-/// ```
 #[derive(Clone, Debug)]
 pub struct AutoSend<B> {
     bot: B,
@@ -192,33 +171,17 @@ download_forward! {
 }
 
 #[must_use = "Futures are lazy and do nothing unless polled or awaited"]
-#[pin_project::pin_project]
+pub struct AutoRequest<R>(R);
-pub struct AutoRequest<R: Request>(#[pin] Inner<R>);
 
 impl<R> AutoRequest<R>
 where
     R: Request,
 {
     pub fn new(inner: R) -> Self {
-        Self(Inner::Request(inner))
+        Self(inner)
     }
 }
 
-/// Data of the `AutoRequest` used to not expose variants (I wish there were
-/// private enum variants).
-#[pin_project::pin_project(project = InnerProj, project_replace = InnerRepl)]
-enum Inner<R: Request> {
-    /// An unsent modifiable request.
-    Request(R),
-    /// A sent request.
-    Future(#[pin] R::Send),
-    /// Done state. Set after `R::Send::poll` returned `Ready(_)`.
-    ///
-    /// Also used as a temporary replacement to turn pinned `Request(req)`
-    /// into `Future(req.send())` in `AutoRequest::poll`.
-    Done,
-}
-
 impl<R> Request for AutoRequest<R>
 where
     R: Request,
@@ -228,19 +191,20 @@ where
     type SendRef = R::SendRef;
 
     fn send(self) -> Self::Send {
-        match self.0 {
+        self.0.send()
-            Inner::Request(req) => req.send(),
-            Inner::Future(fut) => fut,
-            Inner::Done => done_unreachable(),
-        }
     }
 
     fn send_ref(&self) -> Self::SendRef {
-        match &self.0 {
+        self.0.send_ref()
-            Inner::Request(req) => req.send_ref(),
-            Inner::Future(_) => already_polled(),
-            Inner::Done => done_unreachable(),
     }
+}
+
+impl<R: Request> IntoFuture for AutoRequest<R> {
+    type Output = Result<Output<Self>, <Self as Request>::Err>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
     }
 }
 
@@ -248,75 +212,10 @@ impl<R: Request> HasPayload for AutoRequest<R> {
     type Payload = R::Payload;
 
     fn payload_mut(&mut self) -> &mut Self::Payload {
-        match &mut self.0 {
+        self.0.payload_mut()
-            Inner::Request(req) => req.payload_mut(),
-            Inner::Future(_) => already_polled(),
-            Inner::Done => done_unreachable(),
-        }
     }
 
     fn payload_ref(&self) -> &Self::Payload {
-        match &self.0 {
+        self.0.payload_ref()
-            Inner::Request(req) => req.payload_ref(),
-            Inner::Future(_) => already_polled(),
-            Inner::Done => done_unreachable(),
-        }
     }
 }
-
-impl<R: Request> Future for AutoRequest<R> {
-    type Output = Result<Output<R>, R::Err>;
-
-    fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
-        let mut this: Pin<&mut Inner<_>> = self.as_mut().project().0;
-
-        match this.as_mut().project() {
-            // Poll the underling future.
-            InnerProj::Future(fut) => {
-                let res = futures::ready!(fut.poll(cx));
-                // We've got the result, so we set the state to done.
-                this.set(Inner::Done);
-                Poll::Ready(res)
-            }
-
-            // This future is fused.
-            InnerProj::Done => Poll::Pending,
-            // The `AutoRequest` future was polled for the first time after
-            // creation. We need to transform it into sent form by calling
-            // `R::send` and doing some magic around Pin.
-            InnerProj::Request(_) => {
-                // Replace `Request(_)` by `Done(_)` to obtain ownership over
-                // the former.
-                let inner = this.as_mut().project_replace(Inner::Done);
-                // Map Request(req) to `Future(req.send())`.
-                let inner = match inner {
-                    InnerRepl::Request(req) => Inner::Future(req.send()),
-                    // Practically this is unreachable, because we've just checked for
-                    // both `Future(_)` and `Done` variants.
-                    InnerRepl::Future(_) | InnerRepl::Done => done_unreachable(),
-                };
-                // Set the resulting `Future(_)` back to pin.
-                this.set(inner);
-
-                // Poll `self`. This time another brunch will be executed, returning `Poll`.
-                self.poll(cx)
-            }
-        }
-    }
-}
-
-impl<R: Request> FusedFuture for AutoRequest<R> {
-    fn is_terminated(&self) -> bool {
-        matches!(&self.0, Inner::Done)
-    }
-}
-
-#[inline(never)]
-fn done_unreachable() -> ! {
-    unreachable!("future is completed and as such doesn't provide any functionality")
-}
-
-#[inline(never)]
-fn already_polled() -> ! {
-    panic!("AutoRequest was already polled once")
-}

src/adaptors/cache_me.rs

@@ -1,4 +1,4 @@
-use std::{pin::Pin, sync::Arc};
+use std::{future::IntoFuture, pin::Pin, sync::Arc};
 
 use futures::{
     future,
@@ -244,6 +244,15 @@ impl<R: Request<Payload = GetMe>> HasPayload for CachedMeRequest<R> {
     }
 }
 
+impl<R: Request<Payload = GetMe>> IntoFuture for CachedMeRequest<R> {
+    type Output = Result<Me, R::Err>;
+    type IntoFuture = Send<R>;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 type ReadyMe<Err> = Ready<Result<Me, Err>>;
 
 #[pin_project::pin_project]

src/adaptors/erased.rs

@@ -1,4 +1,4 @@
-use std::sync::Arc;
+use std::{future::IntoFuture, sync::Arc};
 
 use futures::{future::BoxFuture, FutureExt};
 use reqwest::Url;
@@ -51,7 +51,8 @@ pub struct ErasedRequest<'a, T, E> {
     inner: Box<dyn ErasableRequest<'a, Payload = T, Err = E> + 'a>,
 }
 
-impl<'a, T, E> ErasedRequest<'a, T, E> {
+// `T: Payload` required b/c of <https://github.com/rust-lang/rust/issues/102185>
+impl<'a, T: Payload, E> ErasedRequest<'a, T, E> {
     pub(crate) fn erase(request: impl Request<Payload = T, Err = E> + 'a) -> Self {
         Self {
             inner: Box::new(request),
@@ -94,6 +95,19 @@ where
     }
 }
 
+impl<'a, T, E> IntoFuture for ErasedRequest<'a, T, E>
+where
+    T: Payload,
+    E: std::error::Error + Send,
+{
+    type Output = Result<Output<Self>, <Self as Request>::Err>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 /// Object safe version of [`Request`].
 ///
 /// TODO(waffle): make [`Request`] object safe and remove this trait (this is a

src/adaptors/throttle/request.rs

@@ -1,4 +1,9 @@
-use std::{future::Future, pin::Pin, sync::Arc, time::Instant};
+use std::{
+    future::{Future, IntoFuture},
+    pin::Pin,
+    sync::Arc,
+    time::Instant,
+};
 
 use futures::{
     future::BoxFuture,
@@ -74,6 +79,20 @@ where
     }
 }
 
+impl<R> IntoFuture for ThrottlingRequest<R>
+where
+    R: Request + Clone + Send + Sync + 'static,
+    R::Err: AsResponseParameters + Send,
+    Output<R>: Send,
+{
+    type Output = Result<Output<Self>, <Self as Request>::Err>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 impl<R: Request> Future for ThrottlingSend<R>
 where
     R::Err: AsResponseParameters,
@@ -159,7 +178,7 @@ where
 
             let res = match &mut request {
                 ShareableRequest::Shared(shared) => shared.send_ref().await,
-                ShareableRequest::Owned(owned) => owned.take().unwrap().send().await,
+                ShareableRequest::Owned(owned) => owned.take().unwrap().await,
             };
 
             return res;
@@ -178,7 +197,7 @@ where
                 request.send_ref().await
             }
             (false, ShareableRequest::Shared(shared)) => shared.send_ref().await,
-            (false, ShareableRequest::Owned(owned)) => owned.take().unwrap().send().await,
+            (false, ShareableRequest::Owned(owned)) => owned.take().unwrap().await,
         };
 
         let retry_after = res.as_ref().err().and_then(<_>::retry_after);

src/adaptors/throttle/worker.rs

@@ -9,7 +9,7 @@ use vecrem::VecExt;
 use crate::{
     adaptors::throttle::{request_lock::RequestLock, ChatIdHash, Limits, Settings},
     errors::AsResponseParameters,
-    requests::{Request, Requester},
+    requests::Requester,
 };
 
 const MINUTE: Duration = Duration::from_secs(60);
@@ -321,7 +321,7 @@ async fn freeze(
                 // TODO: maybe not call `get_chat` every time?
 
                 // At this point there isn't much we can do with the error besides ignoring
-                if let Ok(chat) = bot.get_chat(id).send().await {
+                if let Ok(chat) = bot.get_chat(id).await {
                     match chat.slow_mode_delay() {
                         Some(delay) => {
                             let now = Instant::now();

src/adaptors/trace.rs

@@ -1,6 +1,6 @@
 use std::{
     fmt::Debug,
-    future::Future,
+    future::{Future, IntoFuture},
     pin::Pin,
     task::{self, Poll},
 };
@@ -309,6 +309,21 @@ where
     }
 }
 
+impl<R> IntoFuture for TraceRequest<R>
+where
+    R: Request,
+    Output<R>: Debug,
+    R::Err: Debug,
+    R::Payload: Debug,
+{
+    type Output = Result<Output<Self>, <Self as Request>::Err>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 #[pin_project::pin_project]
 pub struct Send<F>
 where

src/bot.rs

@@ -29,7 +29,7 @@ const TELOXIDE_TOKEN: &str = "TELOXIDE_TOKEN";
 /// use teloxide_core::prelude::*;
 ///
 /// let bot = Bot::new("TOKEN");
-/// dbg!(bot.get_me().send().await?);
+/// dbg!(bot.get_me().await?);
 /// # Ok::<_, teloxide_core::RequestError>(()) };
 /// ```
 ///
@@ -158,7 +158,7 @@ impl Bot {
     /// let url = reqwest::Url::parse("https://localhost/tbas").unwrap();
     /// let bot = Bot::new("TOKEN").set_api_url(url);
     /// // From now all methods will use "https://localhost/tbas" as an API URL.
-    /// bot.get_me().send().await
+    /// bot.get_me().await
     /// # };
     /// ```
     ///

src/codegen.rs

@@ -23,7 +23,7 @@ use xshell::{cmd, Shell};
 
 fn ensure_rustfmt(sh: &Shell) {
     // FIXME(waffle): find a better way to set toolchain
-    let toolchain = "nightly-2022-01-17";
+    let toolchain = "nightly-2022-09-23";
 
     let version = cmd!(sh, "rustup run {toolchain} rustfmt --version")
         .read()
@@ -38,7 +38,7 @@ fn ensure_rustfmt(sh: &Shell) {
 }
 
 pub fn reformat(text: String) -> String {
-    let toolchain = "nightly-2022-01-17";
+    let toolchain = "nightly-2022-09-23";
 
     let sh = Shell::new().unwrap();
     ensure_rustfmt(&sh);

src/lib.rs

@@ -7,10 +7,9 @@
 //!```toml
 //! teloxide_core = "0.7"
 //! ```
-//! _Compiler support: requires rustc 1.58+_.
+//! _Compiler support: requires rustc 1.64+_.
 //!
 //! ```
-//! # #[cfg(feature = "auto_send")]
 //! # async {
 //! # let chat_id = teloxide_core::types::ChatId(-1);
 //! use teloxide_core::{
@@ -18,9 +17,7 @@
 //!     types::{DiceEmoji, ParseMode},
 //! };
 //!
-//! let bot = Bot::from_env()
+//! let bot = Bot::from_env().parse_mode(ParseMode::MarkdownV2);
-//!     .parse_mode(ParseMode::MarkdownV2)
-//!     .auto_send();
 //!
 //! let me = bot.get_me().await?;
 //!
@@ -46,7 +43,6 @@
 //! - `native-tls` = use [`native-tls`] tls implementation (**enabled by
 //!   default**)
 //! - `rustls` — use [`rustls`] tls implementation
-//! - `auto_send` — enables [`AutoSend`] bot adaptor
 //! - `trace_adaptor` — enables [`Trace`] bot adaptor
 //! - `erased` — enables [`ErasedRequester`] bot adaptor
 //! - `throttle` — enables [`Throttle`] bot adaptor
@@ -55,6 +51,7 @@
 //! - `nightly` — enables nightly-only features, currently:
 //!   - Removes some future boxing using `#![feature(type_alias_impl_trait)]`
 //!   - Used to built docs (`#![feature(doc_cfg, doc_notable_trait)]`)
+//! - `auto_send` — enables [`AutoSend`] bot adaptor (deprecated)
 //!
 //! [`AutoSend`]: adaptors::AutoSend
 //! [`Trace`]: adaptors::Trace
@@ -93,6 +90,13 @@
 #![allow(clippy::return_self_not_must_use)]
 // Workaround for CI
 #![allow(rustdoc::bare_urls)]
+// FIXME: deal with these lints
+#![allow(
+    clippy::collapsible_str_replace,
+    clippy::borrow_deref_ref,
+    clippy::unnecessary_lazy_evaluations,
+    clippy::derive_partial_eq_without_eq
+)]
 
 // The internal helper macros.
 #[macro_use]

src/net/download.rs

@@ -42,7 +42,7 @@ pub trait Download<'w>
     /// # async fn run() -> Result<(), Box<dyn std::error::Error>> {
     /// let bot = Bot::new("TOKEN");
     ///
-    /// let TgFile { file_path, .. } = bot.get_file("*file_id*").send().await?;
+    /// let TgFile { file_path, .. } = bot.get_file("*file_id*").await?;
     /// let mut file = File::create("/tmp/test.png").await?;
     /// bot.download_file(&file_path, &mut file).await?;
     /// # Ok(()) }

src/requests/json.rs

@@ -1,3 +1,5 @@
+use std::future::IntoFuture;
+
 use serde::{de::DeserializeOwned, Serialize};
 
 use crate::{
@@ -49,6 +51,20 @@ where
     }
 }
 
+impl<P> IntoFuture for JsonRequest<P>
+where
+    P: 'static,
+    P: Payload + Serialize,
+    P::Output: DeserializeOwned,
+{
+    type Output = Result<P::Output, RequestError>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 impl<P> HasPayload for JsonRequest<P>
 where
     P: Payload,

src/requests/multipart.rs

@@ -1,3 +1,5 @@
+use std::future::IntoFuture;
+
 use serde::{de::DeserializeOwned, Serialize};
 
 use crate::{
@@ -50,6 +52,20 @@ where
     }
 }
 
+impl<P> IntoFuture for MultipartRequest<P>
+where
+    P: 'static,
+    P: Payload + MultipartPayload + Serialize,
+    P::Output: DeserializeOwned,
+{
+    type Output = Result<P::Output, RequestError>;
+    type IntoFuture = <Self as Request>::Send;
+
+    fn into_future(self) -> Self::IntoFuture {
+        self.send()
+    }
+}
+
 impl<P> HasPayload for MultipartRequest<P>
 where
     P: Payload,

src/requests/request.rs

@@ -1,7 +1,7 @@
-use std::future::Future;
+use std::future::{Future, IntoFuture};
 
-use either::Either;
+// use either::Either;
-use futures::future;
+// use futures::future;
 
 use crate::requests::{HasPayload, Output};
 
@@ -20,12 +20,11 @@ use crate::requests::{HasPayload, Output};
 ///
 /// [`Throttle<B>`]: crate::adaptors::Throttle
 #[cfg_attr(all(any(docsrs, dep_docsrs), feature = "nightly"), doc(notable_trait))]
-pub trait Request: HasPayload {
+pub trait Request
-    /*
+where
-     * Could be mostly `core::future::IntoFuture` though there is no reason to
+    Self: HasPayload,
-     * use it before it's integrated in async/await
+    Self: IntoFuture<Output = Result<Output<Self>, Self::Err>, IntoFuture = Self::Send>,
-     */
+{
-
     /// The type of an error that may happen while sending a request to
     /// Telegram.
     type Err: std::error::Error + Send;
@@ -42,6 +41,7 @@ pub trait Request: HasPayload {
     /// Send this request.
     ///
     /// ## Examples
+    ///
     /// ```
     /// # async {
     /// use teloxide_core::{
@@ -56,7 +56,11 @@ pub trait Request: HasPayload {
     /// // Note: it's recommended to `Requester` instead of creating requests directly
     /// let method = GetMe::new();
     /// let request = JsonRequest::new(bot, method);
+    /// let request_clone = request.clone();
     /// let _: Me = request.send().await.unwrap();
+    ///
+    /// // You can also just await requests, without calling `send`:
+    /// let _: Me = request_clone.await.unwrap();
     /// # };
     /// ```
     #[must_use = "Futures are lazy and do nothing unless polled or awaited"]
@@ -73,6 +77,7 @@ pub trait Request: HasPayload {
     /// and then serializing it, this method should just serialize the data.)
     ///
     /// ## Examples
+    ///
     /// ```
     /// # async {
     /// use teloxide_core::{prelude::*, requests::Request, types::ChatId, Bot};
@@ -99,27 +104,30 @@ pub trait Request: HasPayload {
     }
 }
 
-impl<L, R> Request for Either<L, R>
+// FIXME: re-introduce `Either` impls once `Either: IntoFuture` (or make out own
-where
+// `Either`) (same for `Requester`)
-    L: Request,
-    R: Request<Payload = L::Payload, Err = L::Err>,
-{
-    type Err = L::Err;
 
-    type Send = future::Either<L::Send, R::Send>;
+// impl<L, R> Request for Either<L, R>
+// where
+//     L: Request,
+//     R: Request<Payload = L::Payload, Err = L::Err>,
+// {
+//     type Err = L::Err;
 
-    type SendRef = future::Either<L::SendRef, R::SendRef>;
+//     type Send = future::Either<L::Send, R::Send>;
 
-    fn send(self) -> Self::Send {
+//     type SendRef = future::Either<L::SendRef, R::SendRef>;
-        self.map_left(<_>::send)
-            .map_right(<_>::send)
-            .either(future::Either::Left, future::Either::Right)
-    }
 
-    fn send_ref(&self) -> Self::SendRef {
+//     fn send(self) -> Self::Send {
-        self.as_ref()
+//         self.map_left(<_>::send)
-            .map_left(<_>::send_ref)
+//             .map_right(<_>::send)
-            .map_right(<_>::send_ref)
+//             .either(future::Either::Left, future::Either::Right)
-            .either(future::Either::Left, future::Either::Right)
+//     }
-    }
+
-}
+//     fn send_ref(&self) -> Self::SendRef {
+//         self.as_ref()
+//             .map_left(<_>::send_ref)
+//             .map_right(<_>::send_ref)
+//             .either(future::Either::Left, future::Either::Right)
+//     }
+// }

src/requests/requester.rs

@@ -32,8 +32,7 @@ use crate::{
 /// bot.send_message(chat_id, "<b>Text</b>")
 ///     // Optional parameters can be supplied by calling setters
 ///     .parse_mode(ParseMode::Html)
-///     // To send request to telegram you need to call `.send()` and await the resulting future
+///     // To send request to telegram you need to `.await` the request
-///     .send()
 ///     .await?;
 /// # Ok::<_, teloxide_core::RequestError>(())
 /// # };
@@ -51,7 +50,7 @@ use crate::{
 /// where
 ///     R: Requester,
 /// {
-///     bot.send_message(chat, "hi").send().await.expect("error")
+///     bot.send_message(chat, "hi").await.expect("error")
 /// }
 /// ```
 #[cfg_attr(all(any(docsrs, dep_docsrs), feature = "nightly"), doc(notable_trait))]
@@ -1090,30 +1089,30 @@ where
     forward_all! {}
 }
 
-macro_rules! fty_either {
+// macro_rules! fty_either {
-    ($T:ident) => {
+//     ($T:ident) => {
-        either::Either<LR::$T, RR::$T>
+//         either::Either<LR::$T, RR::$T>
-    };
+//     };
-}
+// }
 
-macro_rules! fwd_either {
+// macro_rules! fwd_either {
-    ($m:ident $this:ident ($($arg:ident : $T:ty),*)) => {
+//     ($m:ident $this:ident ($($arg:ident : $T:ty),*)) => {
-        match ($this) {
+//         match ($this) {
-            either::Either::Left(l) => either::Either::Left(l.$m($($arg),*)),
+//             either::Either::Left(l) => either::Either::Left(l.$m($($arg),*)),
-            either::Either::Right(r) => either::Either::Right(r.$m($($arg),*)),
+//             either::Either::Right(r) =>
-        }
+// either::Either::Right(r.$m($($arg),*)),         }
-    };
+//     };
-}
+// }
 
-impl<LR, RR> Requester for either::Either<LR, RR>
+// impl<LR, RR> Requester for either::Either<LR, RR>
-where
+// where
-    LR: Requester,
+//     LR: Requester,
-    RR: Requester<Err = LR::Err>,
+//     RR: Requester<Err = LR::Err>,
-{
+// {
-    type Err = LR::Err;
+//     type Err = LR::Err;
 
-    forward_all! { fwd_either, fty_either }
+//     forward_all! { fwd_either, fty_either }
-}
+// }
 
 #[test]
 fn codegen_requester_methods() {

src/requests/requester_ext.rs

@@ -4,6 +4,7 @@ use crate::{adaptors::DefaultParseMode, requests::Requester, types::ParseMode};
 use crate::adaptors::CacheMe;
 
 #[cfg(feature = "auto_send")]
+#[allow(deprecated)]
 use crate::adaptors::AutoSend;
 
 #[cfg(feature = "erased")]
@@ -28,6 +29,11 @@ pub trait RequesterExt: Requester {
 
     /// Send requests automatically, see [`AutoSend`] for more.
     #[cfg(feature = "auto_send")]
+    #[deprecated(
+        since = "0.8.0",
+        note = "`AutoSend` is no longer required to `.await` requests and is now noop"
+    )]
+    #[allow(deprecated)]
     fn auto_send(self) -> AutoSend<Self>
     where
         Self: Sized,

src/types/keyboard_button.rs

@@ -17,26 +17,8 @@ pub struct KeyboardButton {
 
     /// Request something from user. This is available in private chats only.
     ///
-    /// - If `Some(Contact)`, the user's phone number will be sent as a contact
+    /// See [`ButtonRequest`] documentation for options on what can be
-    ///   when the button is pressed.
+    /// requested.
-    /// - If `Some(Location)`, the user's current location will be sent when the
-    ///   button is pressed.
-    /// - If `Some(Poll(_))`, the user will be asked to create a poll and send
-    ///   it to the bot when the button is pressed.
-    /// - If `Some(WebApp(_))`, the described Web App will be launched when the
-    ///   button is pressed. The Web App will be able to send a “web_app_data”
-    ///   service message.
-    ///
-    /// **Note:** `Contact` and `Location` options will only work in Telegram
-    /// versions released after 9 April, 2016. Older clients will display
-    /// unsupported message.
-    ///
-    /// **Note:** `Poll(_)` option will only work in Telegram versions released
-    /// after 23 January, 2020. Older clients will display unsupported message.
-    ///
-    /// **Note:** `WebApp(_)` option will only work in Telegram versions
-    /// released after 16 April, 2022. Older clients will display unsupported
-    /// message.
     #[serde(flatten)]
     pub request: Option<ButtonRequest>,
 }
@@ -61,13 +43,38 @@ impl KeyboardButton {
     }
 }
 
-// Serialize + Deserialize are implemented by hand
+/// Request something from user, when a button is pressed.
-// FIXME: add documentation
+///
-#[derive(Clone, Debug, Eq, Hash, PartialEq)]
+/// See individual variants documentation for more info.
+#[derive(Clone, Debug, Eq, Hash, PartialEq /*, Serialize, Deserialize */)]
 pub enum ButtonRequest {
+    /// If this variant is used, the user's current location will be sent when
+    /// the button is pressed.
+    ///
+    /// **Note:** this option will only work in Telegram versions released after
+    /// 9 April, 2016. Older clients will display unsupported message.
     Location,
+
+    /// If this variant is used, the user's phone number will be sent as a
+    /// contact when the button is pressed.
+    ///
+    /// **Note:** this option will only work in Telegram versions released after
+    /// 9 April, 2016. Older clients will display unsupported message.
     Contact,
+
+    /// If this variant is used, the user will be asked to create a poll and
+    /// send it to the bot when the button is pressed.
+    ///
+    /// **Note:** this option will only work in Telegram versions released after
+    /// 23 January, 2020. Older clients will display unsupported message.
     Poll(KeyboardButtonPollType),
+
+    /// If this variant is used, the described Web App will be launched when the
+    /// button is pressed. The Web App will be able to send a “web_app_data”
+    /// service message.
+    ///
+    /// **Note:** this option will only work in Telegram versions released after
+    /// 16 April, 2022. Older clients will display unsupported message.
     WebApp(WebAppInfo),
 }