Fix Clippy

src/dispatching/dispatcher.rs

@@ -280,6 +280,7 @@ where
                         UpdateKind::Poll(poll) => {
                             self.handle(&self.poll_handler, poll).await
                         }
+                        _ => unreachable!(),
                     }
                 }
             })

src/requests/all/send_poll.rs

@@ -106,6 +106,7 @@ impl<'a> SendPoll<'a> {
     }
 
     /// `true`, if the poll needs to be anonymous, defaults to `true`.
+    #[allow(clippy::wrong_self_convention)]
     pub fn is_anonymous<T>(mut self, val: T) -> Self
     where
         T: Into<bool>,
@@ -145,6 +146,7 @@ impl<'a> SendPoll<'a> {
     /// Pass `true`, if the poll needs to be immediately closed.
     ///
     /// This can be useful for poll preview.
+    #[allow(clippy::wrong_self_convention)]
     pub fn is_closed<T>(mut self, val: T) -> Self
     where
         T: Into<bool>,

teloxide-macros/src/command.rs

@@ -47,7 +47,7 @@ fn parse_attrs(attrs: &[Attr]) -> Result<CommandAttrs, String> {
             BotCommandAttribute::Description => description = Some(attr.value()),
             BotCommandAttribute::RenameRule => rename_rule = Some(attr.value()),
             #[allow(unreachable_patterns)]
-            _ => return Err(format!("unexpected attribute")),
+            _ => return Err("unexpected attribute".to_owned()),
         }
     }
 

teloxide-macros/src/enum_attributes.rs

@@ -16,7 +16,7 @@ impl CommandEnum {
         if let Some(rename_rule) = &rename {
             match rename_rule.as_str() {
                 "lowercase" => {},
-                _ => return Err(format!("unallowed value")),
+                _ => return Err("disallowed value".to_owned()),
             }
         }
         Ok(Self {
@@ -44,7 +44,7 @@ fn parse_attrs(attrs: &[Attr]) -> Result<CommandAttrs, String> {
             BotCommandAttribute::Description => description = Some(attr.value()),
             BotCommandAttribute::RenameRule => rename_rule = Some(attr.value()),
             #[allow(unreachable_patterns)]
-            _ => return Err(format!("unexpected attribute")),
+            _ => return Err("unexpected attribute".to_owned()),
         }
     }
 

teloxide-macros/src/lib.rs

@@ -81,7 +81,7 @@ pub fn derive_telegram_command_enum(tokens: TokenStream) -> TokenStream {
     });
     let variant_str1 = variant_prefixes.zip(variant_name).map(|(prefix, command)| prefix.to_string() + command.as_str());
     let variant_str2 = variant_str1.clone();
-    let variant_description = variant_infos.iter().map(|info| info.description.as_ref().map(String::as_str).unwrap_or(""));
+    let variant_description = variant_infos.iter().map(|info| info.description.as_deref().unwrap_or(""));
 
     let ident = &input.ident;
 
@@ -114,8 +114,7 @@ pub fn derive_telegram_command_enum(tokens: TokenStream) -> TokenStream {
     };
     //for debug
     //println!("{}", &expanded.to_string());
-    let tokens = TokenStream::from(expanded);
-    tokens
+    TokenStream::from(expanded)
 }
 
 fn get_enum_data(input: &DeriveInput) -> Result<&syn::DataEnum, TokenStream> {
@@ -125,7 +124,7 @@ fn get_enum_data(input: &DeriveInput) -> Result<&syn::DataEnum, TokenStream> {
     }
 }
 
-fn parse_attributes(input: &Vec<syn::Attribute>) -> Result<Vec<Attr>, TokenStream> {
+fn parse_attributes(input: &[syn::Attribute]) -> Result<Vec<Attr>, TokenStream> {
     let mut enum_attrs = Vec::new();
     for attr in input.iter() {
         match attr.parse_args::<VecAttrs>() {