test(port_riscv): 'x' as u8 -> b'x'

Author: yvt

src/r3_port_riscv_test_driver/src/uart_e310x.rs

@@ -81,8 +81,8 @@ struct SerialWrapper<'a, UART: UartX>(&'a mut Tx<UART>);
 impl<UART: UartX> fmt::Write for SerialWrapper<'_, UART> {
     fn write_str(&mut self, s: &str) -> fmt::Result {
         for byte in s.as_bytes() {
-            if *byte == '\n' as u8 {
-                let res = block!(self.0.write('\r' as u8));
+            if *byte == b'\n' {
+                let res = block!(self.0.write(b'\r'));
 
                 if res.is_err() {
                     return Err(::core::fmt::Error);

src/r3_port_riscv_test_driver/src/uart_k210.rs

@@ -83,8 +83,8 @@ struct SerialWrapper(fn(u8));
 impl fmt::Write for SerialWrapper {
     fn write_str(&mut self, s: &str) -> fmt::Result {
         for byte in s.as_bytes() {
-            if *byte == '\n' as u8 {
-                (self.0)('\r' as u8);
+            if *byte == b'\n' {
+                (self.0)(b'\r');
             }
 
             (self.0)(*byte);

src/r3_port_riscv_test_driver/src/uart_u540.rs

@@ -32,8 +32,8 @@ impl SerialWrapper {
 impl Write for SerialWrapper {
     fn write_str(&mut self, s: &str) -> fmt::Result {
         for byte in s.as_bytes() {
-            if *byte == '\n' as u8 {
-                self.write_u8('\r' as u8);
+            if *byte == b'\n' {
+                self.write_u8(b'\r');
             }
 
             self.write_u8(*byte);