Fix clippy, fix font load test (#517)

* Fix warnings

* Fix clippy, ignore font_load test

* Changes requested in PR review

* Fix unused variable and function using #cfg

src/bridge/events.rs

@@ -270,15 +270,15 @@ pub enum RedrawEvent {
 
 #[derive(Debug)]
 pub enum ChannelStreamType {
-    STDIO,
-    STDERR,
+    Stdio,
+    Stderr,
     Socket,
     Job,
 }
 
 impl Default for ChannelStreamType {
     fn default() -> Self {
-        Self::STDIO
+        Self::Stdio
     }
 }
 
@@ -286,7 +286,7 @@ impl Default for ChannelStreamType {
 pub enum ChannelMode {
     Bytes,
     Terminal,
-    RPC,
+    Rpc,
 }
 
 impl Default for ChannelMode {
@@ -307,7 +307,7 @@ pub struct ClientVersion {
 #[derive(Debug)]
 pub enum ClientType {
     Remote,
-    UI,
+    Ui,
     Embedder,
     Host,
     Plugin,
@@ -953,8 +953,8 @@ pub fn parse_redraw_event(event_value: Value) -> Result<Vec<RedrawEvent>> {
 
 pub fn parse_channel_stream_type(channel_stream_value: Value) -> Result<ChannelStreamType> {
     match parse_string(channel_stream_value)?.as_ref() {
-        "stdio" => Ok(ChannelStreamType::STDIO),
-        "stderr" => Ok(ChannelStreamType::STDERR),
+        "stdio" => Ok(ChannelStreamType::Stdio),
+        "stderr" => Ok(ChannelStreamType::Stderr),
         "socket" => Ok(ChannelStreamType::Socket),
         "job" => Ok(ChannelStreamType::Job),
         _ => Err(ParseError::InvalidFormat),
@@ -965,7 +965,7 @@ pub fn parse_channel_mode(channel_mode_value: Value) -> Result<ChannelMode> {
     match parse_string(channel_mode_value)?.as_ref() {
         "bytes" => Ok(ChannelMode::Bytes),
         "terminal" => Ok(ChannelMode::Terminal),
-        "rpc" => Ok(ChannelMode::RPC),
+        "rpc" => Ok(ChannelMode::Rpc),
         _ => Err(ParseError::InvalidFormat),
     }
 }
@@ -996,7 +996,7 @@ pub fn parse_client_version(version_value: Value) -> Result<ClientVersion> {
 pub fn parse_client_type(client_type_value: Value) -> Result<ClientType> {
     match parse_string(client_type_value)?.as_ref() {
         "remote" => Ok(ClientType::Remote),
-        "ui" => Ok(ClientType::UI),
+        "ui" => Ok(ClientType::Ui),
         "embedder" => Ok(ClientType::Embedder),
         "host" => Ok(ClientType::Host),
         "plugin" => Ok(ClientType::Plugin),

src/bridge/handler.rs

@@ -44,7 +44,9 @@ impl Handler for NeovimHandler {
     ) {
         trace!("Neovim notification: {:?}", &event_name);
 
+        #[cfg(windows)]
         let ui_command_sender = self.ui_command_sender.clone();
+
         let redraw_event_sender = self.redraw_event_sender.clone();
         task::spawn_blocking(move || match event_name.as_ref() {
             "redraw" => {

src/bridge/mod.rs

@@ -91,6 +91,7 @@ fn build_nvim_cmd() -> Command {
     }
 }
 
+#[cfg(windows)]
 pub fn build_neovide_command(channel: u64, num_args: u64, command: &str, event: &str) -> String {
     let nargs: String = if num_args > 1 {
         "+".to_string()

src/bridge/ui_commands.rs

@@ -1,4 +1,8 @@
-use log::{error, trace};
+use log::trace;
+
+#[cfg(windows)]
+use log::Error;
+
 use nvim_rs::compat::tokio::Compat;
 use nvim_rs::Neovim;
 use tokio::process::ChildStdin;

src/error_handling.rs

@@ -2,7 +2,7 @@ use log::error;
 
 fn show_error(explanation: &str) -> ! {
     error!("{}", explanation);
-    panic!(explanation.to_string());
+    panic!("{}", explanation.to_string());
 }
 
 pub trait ResultPanicExplanation<T, E: ToString> {

src/renderer/fonts/font_loader.rs

@@ -237,7 +237,7 @@ mod test {
         assert!(font_family.is_none());
 
         #[cfg(target_os = "linux")]
-        const SYSTEM_DEFAULT_FONT: &str = "DejaVu Serif";
+        const SYSTEM_DEFAULT_FONT: &str = "monospace";
 
         let font_family = loader.load(SYSTEM_DEFAULT_FONT);
         let result = font_family.unwrap().fonts.first().unwrap().font.full_name();

src/window/keyboard/token.rs

@@ -42,7 +42,7 @@ impl<'a> Token<'a> {
 
 #[cfg(not(target_os = "windows"))]
 fn use_logo(logo: bool) -> bool {
-    return logo;
+    logo
 }
 
 // The Windows key is used for OS-level shortcuts,

src/windows_utils.rs

@@ -1,5 +1,9 @@
-use std::ffi::CString;
-use std::ptr::{null, null_mut};
+#[cfg(target_os = "windows")]
+use {
+    std::ffi::CString,
+    std::ptr::{null, null_mut},
+};
+
 #[cfg(windows)]
 use winapi::{
     shared::minwindef::{DWORD, HKEY, MAX_PATH},