feat: change init return value to bool, add is_inited and tests

Cargo.toml

@@ -3,8 +3,6 @@ name = "libnotify-rs"
 version = "0.1.0"
 edition = "2024"
 
-[dependencies]
-
 [build-dependencies]
 pkg-config = "0.3.34"
 bindgen = "0.73.2"

src/functions.rs

@@ -5,25 +5,26 @@ include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 /// Starting from 0.8, if the provided app_name is NULL, libnotify will try to figure it out from the running application. Before it was not allowed, and was causing libnotify not to be initialized.
 ///
 /// # Returns
-/// True if successful, false if libnotify fails to initialize, error if string contains \0
+/// TRUE if successful, or FALSE on error
-pub fn init<'a, T>(app_name: T) -> Result<bool, Box<dyn std::error::Error>>
+pub fn init<'a, T>(app_name: T) -> bool
 where
     T: Into<Option<&'a str>>,
 {
-    let app_name = app_name
+    match app_name
         .into()
         .map(|app_name| std::ffi::CString::new(app_name))
-        .transpose()?;
+        .transpose()
+    {
+        Ok(app_name) => unsafe {
+            notify_init(
+                app_name
+                    .as_ref()
+                    .map_or(std::ptr::null(), |app_name| app_name.as_ptr()),
+            ) != 0
+        },
 
-    let result = unsafe {
+        Err(_) => return false,
-        notify_init(
+    }
-            app_name
-                .as_ref()
-                .map_or(std::ptr::null(), |app_name| app_name.as_ptr()),
-        ) != 0
-    };
-
-    Ok(result)
 }
 
 /// Uninitializes libnotify.
@@ -33,3 +34,22 @@ pub fn uninit() {
         notify_uninit();
     }
 }
+
+/// Gets whether or not libnotify is initialized.
+pub fn is_initted() -> bool {
+    unsafe { notify_is_initted() != 0 }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_initializing() {
+        assert!(!is_initted());
+        assert!(init("Morbius"));
+        assert!(is_initted());
+        uninit();
+        assert!(!is_initted());
+    }
+}