From 0f4993d181bb4dd09a8f2613dd82f267b355fe7e Mon Sep 17 00:00:00 2001
From: Nathan Lee <me@nwlee.tech>
Date: Wed, 10 Jun 2026 22:27:34 -0500
Subject: chore: lint

---
 src/main.rs  |  9 ++++-----
 src/mem.rs   | 36 ++++++++++++++++++++++++++----------
 src/state.rs |  8 ++++----
 3 files changed, 34 insertions(+), 19 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 48ce998..bbf89b6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,12 +3,12 @@ pub mod mem;
 pub mod state;
 
 use crate::core::*;
+use crate::mem::Memory;
+use crate::state::CpuState;
 use std::collections::HashSet;
 use std::io;
 use std::io::Write;
 use std::process::exit;
-use crate::mem::Memory;
-use crate::state::CpuState;
 
 const MEMORY_SIZE: usize = 64 * 1024 * 1024;
 const REGISTER_NAME_WIDTH: u32 = 0b11111;
@@ -201,8 +201,7 @@ fn handle_instruction(state: &mut CpuState) {
             // ecall
             eprintln!(
                 "TRAP! syscall {} with gp state {:?}",
-                state.registers[17],
-                pc
+                state.registers[17], pc
             );
         } // ecall (ebreak not implemented)
         0b0101111 => {
@@ -321,4 +320,4 @@ fn handle_instruction(state: &mut CpuState) {
     }
 
     state.pc += 4;
-}
\ No newline at end of file
+}
diff --git a/src/mem.rs b/src/mem.rs
index 297c54c..8d0e9dc 100644
--- a/src/mem.rs
+++ b/src/mem.rs
@@ -19,7 +19,7 @@ impl Memory {
                 virtual_addr: usize::MAX,
                 real_addr: i * PAGE_SIZE,
                 permission: 0,
-                allocated: 0
+                allocated: 0,
             }
         }
         Memory {
@@ -43,7 +43,10 @@ impl Memory {
 
     pub fn lookup_page(&mut self, virtual_addr: usize, permission: usize) -> Option<usize> {
         for (i, page) in self.pages.iter().enumerate() {
-            if page.virtual_addr == virtual_addr && permission >= page.permission && page.allocated == 1 {
+            if page.virtual_addr == virtual_addr
+                && permission >= page.permission
+                && page.allocated == 1
+            {
                 return Some(i);
             }
         }
@@ -52,7 +55,10 @@ impl Memory {
 
     pub fn ro_lookup(&self, virtual_addr: usize, permission: usize) -> Option<usize> {
         for (i, page) in self.pages.iter().enumerate() {
-            if page.virtual_addr == virtual_addr && page.permission == permission && page.allocated == 1 {
+            if page.virtual_addr == virtual_addr
+                && page.permission == permission
+                && page.allocated == 1
+            {
                 return Some(i);
             }
         }
@@ -81,10 +87,15 @@ impl Memory {
             Err(())
         }
     }
-    
-    pub fn read_multiple_bytes(&self, address: usize, size: usize, permission: usize) -> Result<Box<[u8]>, ()> {
+
+    pub fn read_multiple_bytes(
+        &self,
+        address: usize,
+        size: usize,
+        permission: usize,
+    ) -> Result<Box<[u8]>, ()> {
         let mut ret = [];
-        for addr in  address..address+size {
+        for addr in address..address + size {
             if let Ok(byte) = self.read(addr, permission) {
                 ret[addr - address] = byte;
             } else {
@@ -93,13 +104,18 @@ impl Memory {
         }
         Ok(Box::new(ret))
     }
-    
-    pub fn write_multiple_bytes(&mut self, address: usize, bytes: &[u8], permission: usize) -> Result<(), ()> {
+
+    pub fn write_multiple_bytes(
+        &mut self,
+        address: usize,
+        bytes: &[u8],
+        permission: usize,
+    ) -> Result<(), ()> {
         for addr in address..address + bytes.len() {
             if let Err(_) = self.write(addr, permission, bytes[addr - address]) {
                 return Err(());
-            } 
+            }
         }
         Ok(())
     }
-}
\ No newline at end of file
+}
diff --git a/src/state.rs b/src/state.rs
index adf6a5b..8a6c332 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -1,12 +1,12 @@
-use std::collections::HashSet;
 use crate::mem::Memory;
+use std::collections::HashSet;
 
 pub struct CpuState {
     pub memory: Memory,
     pub registers: [u32; 32],
     pub f_registers: [f32; 32],
     pub pc: u32,
-    pub reservations: HashSet<usize>
+    pub reservations: HashSet<usize>,
 }
 
 impl CpuState {
@@ -16,7 +16,7 @@ impl CpuState {
             registers: [0u32; 32],
             f_registers: [0f32; 32],
             pc: 0,
-            reservations: HashSet::new()
+            reservations: HashSet::new(),
         }
     }
 
@@ -30,4 +30,4 @@ impl CpuState {
             self.reservations.insert(*index);
         }
     }
-}
\ No newline at end of file
+}
-- 
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