From 8b810a009f8d29ba61a3c377fdeac06a3bbb151d Mon Sep 17 00:00:00 2001
From: NatrixAeria <upezu@student.kit.edu>
Date: Thu, 15 Apr 2021 00:05:07 +0200
Subject: Fix most warnings and tidy up

---
 kernel/src/io/panic_screen.rs | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)

(limited to 'kernel/src/io/panic_screen.rs')

diff --git a/kernel/src/io/panic_screen.rs b/kernel/src/io/panic_screen.rs
index ce2c118..7b81676 100644
--- a/kernel/src/io/panic_screen.rs
+++ b/kernel/src/io/panic_screen.rs
@@ -1,11 +1,10 @@
-use core::fmt::Write;
-use crate::io::vga_text::{OStream, CharState, Color};
+use crate::io::vga_text::{CharState, Color, OStream};
 
 const PANIC_SCREEN_MESSAGE_BUFFER_SIZE: usize = 2048;
 
 struct TextBuffer<'a> {
     dst: &'a mut [u8],
-    len: usize
+    len: usize,
 }
 
 impl<'a> TextBuffer<'a> {
@@ -23,7 +22,7 @@ impl<'a> core::fmt::Write for TextBuffer<'a> {
             Err(core::fmt::Error)
         } else {
             let s = s.as_bytes();
-            (&mut self.dst[self.len..self.len+s.len()]).clone_from_slice(s);
+            (&mut self.dst[self.len..self.len + s.len()]).clone_from_slice(s);
             Ok(self.len += s.len())
         }
     }
@@ -31,27 +30,21 @@ impl<'a> core::fmt::Write for TextBuffer<'a> {
 
 pub fn show(args: Option<&core::fmt::Arguments>) {
     let mut stderr = OStream::new();
-    stderr.set_state(CharState::from_colors(
-        Color::LightRed,
-        Color::Red,
-    ));
+    stderr.set_state(CharState::from_colors(Color::LightRed, Color::Red));
     stderr.clear();
     stderr.print(b"uff-os");
     stderr.set_row(10);
-    stderr.set_state(CharState::from_colors(
-        Color::White,
-        Color::Red,
-    ));
+    stderr.set_state(CharState::from_colors(Color::White, Color::Red));
     stderr.print_centered(b"<kernel panic>");
     stderr.set_row(14);
-    stderr.set_state(CharState::from_colors(
-        Color::Cyan,
-        Color::Red,
-    ));
+    stderr.set_state(CharState::from_colors(Color::Cyan, Color::Red));
     stderr.set_centered(true);
     let buffer: &mut [u8] = &mut [b' '; PANIC_SCREEN_MESSAGE_BUFFER_SIZE];
     let mut tbuffer = TextBuffer::new(buffer);
-    let _ = core::fmt::write(&mut tbuffer, *args.unwrap_or(&format_args!("no panic information obtainable")));
+    let _ = core::fmt::write(
+        &mut tbuffer,
+        *args.unwrap_or(&format_args!("no panic information obtainable")),
+    );
     stderr.print(tbuffer.get());
     stderr.set_centered(false);
 }
-- 
cgit v1.2.3-54-g00ecf