Run cargo fmt

src/main.rs

@@ -6,10 +6,10 @@
 
 extern crate alloc;
 
+use alloc::{boxed::Box, rc::Rc, vec, vec::Vec};
 use blog_os::println;
 use bootloader::{entry_point, BootInfo};
 use core::panic::PanicInfo;
-use alloc::{boxed::Box, vec, vec::Vec, rc::Rc};
 
 entry_point!(kernel_main);
 
@@ -23,8 +23,7 @@ fn kernel_main(boot_info: &'static BootInfo) -> ! {
     let mut mapper = unsafe { memory::init(boot_info.physical_memory_offset) };
     let mut frame_allocator = unsafe { BootInfoFrameAllocator::init(&boot_info.memory_map) };
 
-    allocator::init_heap(&mut mapper, &mut frame_allocator)
+    allocator::init_heap(&mut mapper, &mut frame_allocator).expect("heap initialization failed");
-        .expect("heap initialization failed");
 
     // allocate a number on the heap
     let heap_value = Box::new(41);
@@ -40,9 +39,15 @@ fn kernel_main(boot_info: &'static BootInfo) -> ! {
     // create a reference counted vector -> will be deallocated when count reaches 0
     let reference_counted = Rc::new(vec![1, 2, 3]);
     let cloned_reference = reference_counted.clone();
-    println!("current reference count is {}", Rc::strong_count(&cloned_reference));
+    println!(
+        "current reference count is {}",
+        Rc::strong_count(&cloned_reference)
+    );
     core::mem::drop(reference_counted);
-    println!("reference count is {} now", Rc::strong_count(&cloned_reference));
+    println!(
+        "reference count is {} now",
+        Rc::strong_count(&cloned_reference)
+    );
 
     #[cfg(test)]
     test_main();