fix windows

src/emulate/error.rs

@@ -20,6 +20,8 @@ pub enum EmulationCreationError {
     X11(#[from] X11EmulationCreationError),
     #[cfg(target_os = "macos")]
     MacOs(#[from] MacOSEmulationCreationError),
+    #[cfg(windows)]
+    Windows(#[from] WindowsEmulationCreationError),
     NoAvailableBackend,
 }
 
@@ -36,6 +38,8 @@ impl Display for EmulationCreationError {
             EmulationCreationError::X11(e) => format!("x11 backend: {e}"),
             #[cfg(target_os = "macos")]
             EmulationCreationError::MacOs(e) => format!("macos backend: {e}"),
+            #[cfg(windows)]
+            EmulationCreationError::Windows(e) => format!("windows backend: {e}"),
             EmulationCreationError::NoAvailableBackend => "no backend available".to_string(),
         };
         write!(f, "could not create input emulation backend: {reason}")
@@ -158,3 +162,7 @@ impl Display for MacOSEmulationCreationError {
         }
     }
 }
+
+#[cfg(windows)]
+#[derive(Debug, Error)]
+pub enum WindowsEmulationCreationError {}

src/emulate/windows.rs

@@ -1,9 +1,9 @@
+use super::error::WindowsEmulationCreationError;
 use crate::{
     emulate::InputEmulation,
     event::{KeyboardEvent, PointerEvent},
     scancode,
 };
-use anyhow::Result;
 use async_trait::async_trait;
 use std::ops::BitOrAssign;
 use std::time::Duration;
@@ -33,7 +33,7 @@ pub struct WindowsEmulation {
 }
 
 impl WindowsEmulation {
-    pub fn new() -> Result<Self> {
+    pub fn new() -> Result<Self, WindowsEmulationCreationError> {
         Ok(Self { repeat_task: None })
     }
 }