Fixing feature clippy. (#114)

* Fixing feature clippy.

* Remove duplicate CI.

* Missing repr(C).

* Make clippy happy on macos.

.github/workflows/rust.yml

@@ -1,6 +1,11 @@
 name: build
 
-on: [push, pull_request]
+on: 
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
 
 jobs:
   build:

src/lib.rs

@@ -330,7 +330,7 @@ pub use crate::macos::grab as _grab;
 #[cfg(feature = "unstable_grab")]
 #[cfg(target_os = "windows")]
 pub use crate::windows::grab as _grab;
-#[cfg(any(feature = "unstable_grab"))]
+#[cfg(feature = "unstable_grab")]
 /// Grabbing global events. In the callback, returning None ignores the event
 /// and returning the event let's it pass. There is no modification of the event
 /// possible here.
@@ -356,7 +356,7 @@ pub use crate::windows::grab as _grab;
 ///     }
 /// }
 /// ```
-#[cfg(any(feature = "unstable_grab"))]
+#[cfg(feature = "unstable_grab")]
 pub fn grab<T>(callback: T) -> Result<(), GrabError>
 where
     T: Fn(Event) -> Option<Event> + 'static,

src/macos/common.rs

@@ -79,6 +79,11 @@ extern "C" {
     pub static kCFRunLoopCommonModes: CFRunLoopMode;
 
 }
+
+// TODO Remove this, this was added as the coded
+// existed and worked, but clippy is complaining.
+// There's probably a better fix.
+#[allow(improper_ctypes_definitions)]
 pub type QCallback = unsafe extern "C" fn(
     proxy: CGEventTapProxy,
     _type: CGEventType,