Implement core::fmt::Write for Serial

Author: ctrlaltmilk

src/proto/console/serial.rs

@@ -1,5 +1,7 @@
 //! Abstraction over byte stream devices, also known as serial I/O devices.
 
+use core::fmt::Write;
+
 use crate::proto::Protocol;
 use crate::{unsafe_guid, Result, Status};
 use bitflags::bitflags;
@@ -113,6 +115,12 @@ impl<'boot> Serial<'boot> {
     }
 }
 
+impl<'boot> Write for Serial<'boot> {
+    fn write_str(&mut self, s: &str) -> core::fmt::Result {
+        self.write(s.as_bytes()).map_err(|_| core::fmt::Error)
+    }
+}
+
 /// Structure representing the device's current parameters.
 ///
 /// The default values for all UART-like devices is: