Added simple json request sugar

crates/teloxide/src/sugar.rs

@@ -1,3 +1,4 @@
 //! Some non-detrimental, but nice additions
 
 pub mod bot;
+pub mod request;

crates/teloxide/src/sugar/request.rs

@@ -0,0 +1,51 @@
+//! Additions to [`JsonRequest`].
+//!
+//! [`JsonRequest`]: teloxide_core::requests::JsonRequest
+
+use teloxide_core::{payloads::*, prelude::Requester, types::*, Bot};
+
+macro_rules! impl_request_reply_ext {
+    ($($t:ty),*) => {
+        $(
+            impl RequestReplyExt for $t {
+                fn reply_to<M>(self, message_id: M) -> Self
+                where
+                    M: Into<MessageId>,
+                    Self: teloxide_core::requests::HasPayload + Sized,
+                {
+                    self.reply_parameters(ReplyParameters::new(message_id.into()))
+                }
+            }
+        )*
+    };
+}
+
+pub trait RequestReplyExt {
+    fn reply_to<M>(self, message_id: M) -> Self
+    where
+        M: Into<MessageId>,
+        Self: Sized;
+}
+
+impl_request_reply_ext! {
+    <Bot as Requester>::SendMessage
+}
+
+#[cfg(test)]
+mod tests {
+    use std::ops::Deref;
+
+    use super::*;
+    use teloxide_core::{prelude::Requester, Bot};
+
+    #[test]
+    fn test_reply_to() {
+        let bot = Bot::new("TOKEN");
+        let real_reply_req = bot
+            .send_message(ChatId(1234), "test")
+            .reply_parameters(ReplyParameters::new(MessageId(1)));
+        let sugar_reply_req = bot.send_message(ChatId(1234), "test").reply_to(MessageId(1));
+
+        assert_eq!(real_reply_req.deref(), sugar_reply_req.deref())
+    }
+}