cargo clippy & fmt

user/src/bin/00power_3.rs

@@ -25,4 +25,4 @@ fn main() -> i32 {
     println!("{}^{} = {}(MOD {})", p, iter, s[cur], m);
     println!("Test power_3 OK!");
     0
-}
+}

user/src/bin/03sleep.rs

@@ -15,4 +15,4 @@ fn main() -> i32 {
     }
     println!("Test sleep OK!");
     0
-}
+}

user/src/console.rs

@@ -1,5 +1,5 @@
-use core::fmt::{self, Write};
 use super::write;
+use core::fmt::{self, Write};
 
 struct Stdout;
 
@@ -28,4 +28,4 @@ macro_rules! println {
     ($fmt: literal $(, $($arg: tt)+)?) => {
         $crate::console::print(format_args!(concat!($fmt, "\n") $(, $($arg)+)?));
     }
-}
+}

user/src/lang_items.rs

@@ -2,9 +2,14 @@
 fn panic_handler(panic_info: &core::panic::PanicInfo) -> ! {
     let err = panic_info.message().unwrap();
     if let Some(location) = panic_info.location() {
-        println!("Panicked at {}:{}, {}", location.file(), location.line(), err);
+        println!(
+            "Panicked at {}:{}, {}",
+            location.file(),
+            location.line(),
+            err
+        );
     } else {
         println!("Panicked: {}", err);
     }
     loop {}
-}
+}

user/src/lib.rs

@@ -4,8 +4,8 @@
 
 #[macro_use]
 pub mod console;
-mod syscall;
 mod lang_items;
+mod syscall;
 
 #[no_mangle]
 #[link_section = ".text.entry"]
@@ -26,14 +26,22 @@ fn clear_bss() {
         fn start_bss();
         fn end_bss();
     }
-    (start_bss as usize..end_bss as usize).for_each(|addr| {
-        unsafe { (addr as *mut u8).write_volatile(0); }
+    (start_bss as usize..end_bss as usize).for_each(|addr| unsafe {
+        (addr as *mut u8).write_volatile(0);
     });
 }
 
 use syscall::*;
 
-pub fn write(fd: usize, buf: &[u8]) -> isize { sys_write(fd, buf) }
-pub fn exit(exit_code: i32) -> isize { sys_exit(exit_code) }
-pub fn yield_() -> isize { sys_yield() }
-pub fn get_time() -> isize { sys_get_time() }
+pub fn write(fd: usize, buf: &[u8]) -> isize {
+    sys_write(fd, buf)
+}
+pub fn exit(exit_code: i32) -> isize {
+    sys_exit(exit_code)
+}
+pub fn yield_() -> isize {
+    sys_yield()
+}
+pub fn get_time() -> isize {
+    sys_get_time()
+}