Fix clippy suggestion

Fix clippy suggestion

Signed-off-by: James Sturtevant <jstur@microsoft.com>
Signed-off-by: James Sturtevant <jsturtevant@gmail.com>

compiler/src/util.rs

@@ -48,7 +48,7 @@ impl<'a> Iterator for NameSpliter<'a> {
         let mut meet_lower = false;
         for i in self.pos..self.name.len() {
             let c = self.name[i];
-            if (b'A'..=b'Z').contains(&c) {
+            if c.is_ascii_uppercase() {
                 if meet_lower {
                     // So it should be AaA or aaA
                     pos = i;

src/asynchronous/shutdown.rs

@@ -305,7 +305,7 @@ mod test {
         });
         notifier.shutdown();
         // Elapsed
-        assert!(matches!(notifier.wait_all_exit().await, Err(_)));
+        assert!(notifier.wait_all_exit().await.is_err());
         task.await.unwrap();
     }
 }

src/sync/sys/windows/net.rs

@@ -112,7 +112,7 @@ impl PipeListener {
                 let res = unsafe {GetOverlappedResult(np.named_pipe, ol.as_mut_ptr(), &mut bytes_transfered, WAIT_FOR_EVENT) };
                 match res {
                     0 => {
-                        return Err(io::Error::last_os_error());
+                        Err(io::Error::last_os_error())
                     }
                     _ => {
                         if let Some(shutdown_signal) = self.handle_shutdown(&np) {
@@ -129,10 +129,10 @@ impl PipeListener {
                 Ok(Some(np))
             }
             e => {
-                return Err(io::Error::new(
+                Err(io::Error::new(
                     io::ErrorKind::Other,
                     format!("failed to connect pipe: {:?}", e),
-                ));
+                ))
             }
         }
     }
@@ -165,12 +165,12 @@ impl PipeListener {
         // https://learn.microsoft.com/en-us/windows/win32/ipc/named-pipe-security-and-access-rights
         match  unsafe { CreateNamedPipeW(name.as_ptr(), open_mode, PIPE_WAIT | PIPE_REJECT_REMOTE_CLIENTS, PIPE_UNLIMITED_INSTANCES, PIPE_BUFFER_SIZE, PIPE_BUFFER_SIZE, 0, std::ptr::null_mut())} {
             INVALID_HANDLE_VALUE => {
-                return Err(io::Error::last_os_error())
+                Err(io::Error::last_os_error())
             }
             h => {
-                return Ok(h)
+                Ok(h)
             },
-        };
+        }
     }
 
     pub fn close(&self) -> Result<()> {
@@ -208,8 +208,8 @@ impl PipeConnection {
         let write_event = create_event()?;
         Ok(PipeConnection {
             named_pipe: h,
-            read_event: read_event,
-            write_event: write_event,
+            read_event,
+            write_event,
         })
     }
 
@@ -236,15 +236,15 @@ impl PipeConnection {
                 let res = unsafe {GetOverlappedResult(self.named_pipe, ol.as_mut_ptr(), &mut bytes_transfered, WAIT_FOR_EVENT) };
                 match res {
                     0 => {
-                        return Err(handle_windows_error(io::Error::last_os_error()))
+                        Err(handle_windows_error(io::Error::last_os_error()))
                     }
                     _ => {
-                        return Ok(bytes_transfered as usize)
+                        Ok(bytes_transfered as usize)
                     }
                 }
             }
             ref e => {
-                return Err(Error::Others(format!("failed to read from pipe: {:?}", e)))
+                Err(Error::Others(format!("failed to read from pipe: {:?}", e)))
             }
         }
     }
@@ -267,15 +267,15 @@ impl PipeConnection {
                 let res = unsafe {GetOverlappedResult(self.named_pipe, ol.as_mut_ptr(), &mut bytes_transfered, WAIT_FOR_EVENT) };
                 match res {
                     0 => {
-                        return Err(handle_windows_error(io::Error::last_os_error()))
+                        Err(handle_windows_error(io::Error::last_os_error()))
                     }
                     _ => {
-                        return Ok(bytes_transfered as usize)
+                        Ok(bytes_transfered as usize)
                     }
                 }
             }
             ref e => {
-                return Err(Error::Others(format!("failed to write to pipe: {:?}", e)))
+                Err(Error::Others(format!("failed to write to pipe: {:?}", e)))
             }
         }
     }
@@ -346,10 +346,10 @@ impl ClientConnection {
             .custom_flags(FILE_FLAG_OVERLAPPED);
         match opts.open(self.address.as_str()) {
             Ok(file) => {
-                return PipeConnection::new(file.into_raw_handle() as isize)
+                PipeConnection::new(file.into_raw_handle() as isize)
             }
             Err(e) => {
-                return Err(handle_windows_error(e))
+                Err(handle_windows_error(e))
             }
         }
     }
@@ -383,7 +383,7 @@ mod test {
         let client = ClientConnection::new("non_existent_pipe");
         match client.get_pipe_connection() {
             Ok(_) => {
-                assert!(false, "should not be able to get a connection to a non existent pipe");
+                panic!("should not be able to get a connection to a non existent pipe");
             }
             Err(e) => {
                 assert_eq!(e, Error::Windows(ERROR_FILE_NOT_FOUND as i32));
@@ -404,10 +404,10 @@ mod test {
                     // pipe is working
                 }
                 Ok(None) => {
-                    assert!(false, "should get a working pipe")
+                    panic!("should get a working pipe")
                 }
                 Err(e) => {
-                    assert!(false, "should not get error {}", e.to_string())
+                    panic!("should not get error {}", e)
                 }
             }
         });
@@ -425,7 +425,7 @@ mod test {
             let quit_flag = Arc::new(AtomicBool::new(false));
             match listener_server.accept(&quit_flag) {
                 Ok(_) => {
-                    assert!(false, "should not get pipe on close")
+                    panic!("should not get pipe on close")
                 }
                 Err(e) => {
                     assert_eq!(e.to_string(), "closing pipe")

ttrpc-codegen/src/lib.rs

@@ -1,3 +1,4 @@
+#![allow(dead_code)]
 //! API to generate .rs files for ttrpc from protobuf
 //!
 //!

ttrpc-codegen/src/model.rs

@@ -8,20 +8,15 @@ use crate::str_lit::StrLit;
 use protobuf_support::lexer::float;
 
 /// Protobox syntax
-#[derive(Debug, Clone, Copy, Eq, PartialEq)]
+#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
 pub enum Syntax {
     /// Protobuf syntax [2](https://developers.google.com/protocol-buffers/docs/proto) (default)
+    #[default]
     Proto2,
     /// Protobuf syntax [3](https://developers.google.com/protocol-buffers/docs/proto3)
     Proto3,
 }
 
-impl Default for Syntax {
-    fn default() -> Syntax {
-        Syntax::Proto2
-    }
-}
-
 /// A field rule
 #[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
 pub enum Rule {

ttrpc-codegen/src/parser.rs

@@ -387,11 +387,11 @@ impl<'a> Lexer<'a> {
 
     // capitalLetter =  "A" … "Z"
     fn _next_capital_letter_opt(&mut self) -> Option<char> {
-        self.next_char_if(|c| ('A'..='Z').contains(&c))
+        self.next_char_if(|c| c.is_ascii_uppercase())
     }
 
     fn is_ascii_alphanumeric(c: char) -> bool {
-        ('a'..='z').contains(&c) || ('A'..='Z').contains(&c) || ('0'..='9').contains(&c)
+        c.is_ascii_lowercase() || c.is_ascii_uppercase() || c.is_ascii_digit()
     }
 
     fn next_ident_part(&mut self) -> Option<char> {
@@ -417,7 +417,7 @@ impl<'a> Lexer<'a> {
     // Integer literals
 
     fn is_ascii_hexdigit(c: char) -> bool {
-        ('0'..='9').contains(&c) || ('a'..='f').contains(&c) || ('A'..='F').contains(&c)
+        c.is_ascii_digit() || ('a'..='f').contains(&c) || ('A'..='F').contains(&c)
     }
 
     // hexLit     = "0" ( "x" | "X" ) hexDigit { hexDigit }
@@ -433,7 +433,7 @@ impl<'a> Lexer<'a> {
     }
 
     fn is_ascii_digit(c: char) -> bool {
-        ('0'..='9').contains(&c)
+        c.is_ascii_digit()
     }
 
     // decimalLit = ( "1" … "9" ) { decimalDigit }
@@ -458,7 +458,7 @@ impl<'a> Lexer<'a> {
     fn next_hex_digit(&mut self) -> ParserResult<u32> {
         let mut clone = *self;
         let r = match clone.next_char()? {
-            c if ('0'..='9').contains(&c) => c as u32 - b'0' as u32,
+            c if c.is_ascii_digit() => c as u32 - b'0' as u32,
             c if ('A'..='F').contains(&c) => c as u32 - b'A' as u32 + 10,
             c if ('a'..='f').contains(&c) => c as u32 - b'a' as u32 + 10,
             _ => return Err(ParserError::ExpectHexDigit),
@@ -482,7 +482,7 @@ impl<'a> Lexer<'a> {
     fn next_decimal_digit(&mut self) -> ParserResult<u32> {
         let mut clone = *self;
         let r = match clone.next_char()? {
-            c if ('0'..='9').contains(&c) => c as u32 - '0' as u32,
+            c if c.is_ascii_digit() => c as u32 - '0' as u32,
             _ => return Err(ParserError::ExpectDecDigit),
         };
         *self = clone;
@@ -492,7 +492,7 @@ impl<'a> Lexer<'a> {
     // decimals  = decimalDigit { decimalDigit }
     fn next_decimal_digits(&mut self) -> ParserResult<()> {
         self.next_decimal_digit()?;
-        self.take_while(|c| ('0'..='9').contains(&c));
+        self.take_while(|c| c.is_ascii_digit());
         Ok(())
     }
 
@@ -1029,7 +1029,7 @@ impl<'a> Parser<'a> {
     }
 
     fn is_ascii_uppercase(c: char) -> bool {
-        ('A'..='Z').contains(&c)
+        c.is_ascii_uppercase()
     }
 
     // groupName = capitalLetter { letter | decimalDigit | "_" }