Fix some lints

firmware2/build.rs

@@ -4,7 +4,7 @@ use std::io::{Read, Write};
 use std::path::{Path, PathBuf};
 
 use const_gen::*;
-use indoc::formatdoc;
+use indoc::{formatdoc, writedoc};
 use json::JsonValue;
 use slint_build::{CompilerConfiguration, EmbedResourcesKind};
 use xz2::read::XzEncoder;
@@ -107,7 +107,15 @@ fn generate_vial_config() {
 
     writeln!(out_file, "{}", const_declarations).unwrap();
 
-    writeln!(out_file, "#[repr(u8)] pub enum CustomKeycodes {{").unwrap();
+    writedoc!(
+        out_file,
+        "
+        #[allow(dead_code, non_camel_case_types)]
+        #[repr(u8)]
+        pub enum CustomKeycodes {{
+        "
+    )
+    .unwrap();
 
     // const CUSTOM_KEYCODE_FIRST: u16 = 0x840;
 

firmware2/src/ffi/alloc.rs

@@ -18,7 +18,7 @@ pub unsafe extern "C" fn __xkbc_malloc(size: c_size_t) -> *mut c_void {
 
 #[unsafe(no_mangle)]
 pub unsafe extern "C" fn __xkbc_calloc(number: c_size_t, size: c_size_t) -> *mut c_void {
-    let total_size = number as usize * size;
+    let total_size = number * size;
     unsafe {
         let ptr = __xkbc_malloc(total_size) as *mut u8;
 

firmware2/src/ffi/string.rs

@@ -13,7 +13,7 @@ pub unsafe extern "C" fn __xkbc_memset(
     c: c_int,
     n: c_size_t,
 ) -> *mut c_void {
-    if dest_original == null_mut() {
+    if dest_original.is_null() {
         if n > 0 {
             panic!("Attempted to memset a nullptr.");
         } else {

firmware2/src/keymap.rs

@@ -1,5 +1,4 @@
 use core::alloc::Layout;
-use core::convert::TryFrom;
 use core::fmt::Debug;
 use core::slice;
 
@@ -12,7 +11,6 @@ use embassy_time::Instant;
 use esp_alloc::MemoryCapability;
 use log::{debug, info, warn};
 use rmk::descriptor::KeyboardReport;
-use rmk::futures::FutureExt;
 use rmk::hid::Report;
 use rmk::types::action::{Action, KeyAction};
 use rmk::{a, k, layer};
@@ -167,7 +165,7 @@ pub fn create_hid_report_interceptor() -> impl Future<Output = ()> {
                     }
                 }
 
-                previous_state = report.clone();
+                previous_state = *report;
 
                 for keycode in released_keys {
                     debug!("Release: 0x{:02x} ({})", keycode, keycode);

firmware2/src/main.rs

@@ -18,18 +18,15 @@ extern crate alloc;
 
 use core::alloc::Layout;
 use core::cell::RefCell;
-use core::slice;
 use core::sync::atomic::{AtomicBool, Ordering};
 
 use alloc::boxed::Box;
-use alloc::string::String;
 use alloc::vec;
-use cfg_if::cfg_if;
 use embassy_executor::Spawner;
 use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::channel::Channel;
 use embassy_sync::signal::Signal;
-use embassy_time::{Duration, Instant};
+use embassy_time::Duration;
 use esp_alloc::{HeapRegion, MemoryCapability};
 use esp_hal::Blocking;
 use esp_hal::clock::CpuClock;
@@ -45,12 +42,11 @@ use esp_hal::system::Stack;
 use esp_hal::timer::timg::TimerGroup;
 use esp_rtos::embassy::Executor;
 use esp_storage::FlashStorage;
-use log::{LevelFilter, error, info, warn};
+use log::{error, info};
 use rmk::channel::{CONTROLLER_CHANNEL, ControllerSub};
 use rmk::config::{BehaviorConfig, PositionalConfig, RmkConfig, StorageConfig, VialConfig};
 use rmk::controller::{Controller, EventController};
 use rmk::debounce::default_debouncer::DefaultDebouncer;
-use rmk::descriptor::KeyboardReport;
 use rmk::event::ControllerEvent;
 use rmk::hid::Report;
 use rmk::input_device::Runnable;
@@ -58,16 +54,12 @@ use rmk::join_all;
 use rmk::keyboard::Keyboard;
 use rmk::storage::async_flash_wrapper;
 use rmk::types::action::{Action, KeyAction};
-use rmk::types::keycode::{HidKeyCode, KeyCode};
 use rmk::{initialize_keymap_and_storage, run_devices, run_rmk};
-use slint::ComponentHandle;
 use slint::platform::software_renderer::Rgb565Pixel;
 use static_cell::StaticCell;
-use ui::AppWindow;
-use xkbcommon::xkb::{self, FeedResult, KeyDirection, Keysym, Status};
 use {esp_alloc as _, esp_backtrace as _};
 
-use crate::keymap::{KEY_MESSAGE_CHANNEL, create_hid_report_interceptor};
+use crate::keymap::create_hid_report_interceptor;
 use crate::logging::LOG_LEVEL_FILTER;
 use crate::matrix::IoeMatrix;
 use crate::peripherals::st7701s::St7701s;
@@ -430,25 +422,22 @@ impl Controller for UserController {
     type Event = ControllerEvent;
 
     async fn process_event(&mut self, event: Self::Event) {
-        if let ControllerEvent::Key(
-            keyboard_event,
-            KeyAction::Single(Action::User(user_key_index)),
-        ) = event
+        if let ControllerEvent::Key(keyboard_event, KeyAction::Single(Action::User(user_key_index))) =
+            event
+            && user_key_index == CustomKeycodes::FOCUS_LCD as u8
+            && keyboard_event.pressed
         {
-            if user_key_index == CustomKeycodes::FOCUS_LCD as u8 && keyboard_event.pressed {
-                let enabled = !LCD_ENABLED.fetch_xor(true, Ordering::SeqCst);
+            let enabled = !LCD_ENABLED.fetch_xor(true, Ordering::SeqCst);
 
-                match enabled {
-                    false => {
-                        info!("Disabling LCD.");
-                        *rmk::channel::KEYBOARD_REPORT_SENDER.write().await =
-                            &rmk::channel::KEYBOARD_REPORT_RECEIVER;
-                    }
-                    true => {
-                        info!("Enabling LCD.");
-                        *rmk::channel::KEYBOARD_REPORT_SENDER.write().await =
-                            &KEYBOARD_REPORT_PROXY;
-                    }
+            match enabled {
+                false => {
+                    info!("Disabling LCD.");
+                    *rmk::channel::KEYBOARD_REPORT_SENDER.write().await =
+                        &rmk::channel::KEYBOARD_REPORT_RECEIVER;
+                }
+                true => {
+                    info!("Enabling LCD.");
+                    *rmk::channel::KEYBOARD_REPORT_SENDER.write().await = &KEYBOARD_REPORT_PROXY;
                 }
             }
         }

firmware2/src/ui/backend.rs

@@ -2,7 +2,7 @@ use core::{cell::RefCell, time::Duration};
 
 use alloc::rc::Rc;
 use esp_hal::time::Instant;
-use log::{debug, info, warn};
+use log::{debug, info};
 use slint::{
     PhysicalSize, SharedString, WindowSize,
     platform::{

firmware2/src/ui/mod.rs

@@ -5,7 +5,7 @@ use alloc::boxed::Box;
 #[cfg(feature = "limit-fps")]
 use crate::FRAME_DURATION_MIN;
 use crate::{
-    SIGNAL_LCD_SUBMIT, SIGNAL_UI_RENDER, keymap::KEY_MESSAGE_CHANNEL, ui::backend::SlintBackend,
+    SIGNAL_LCD_SUBMIT, SIGNAL_UI_RENDER, ui::backend::SlintBackend,
 };
 
 pub mod backend;