refactor: Clippy

src/algorithms/mod.rs

@@ -298,13 +298,8 @@ pub trait Algorithms<E: Equation + Send + 'static>: Sync + Send + 'static {
     /// until the algorithm converges or meets a stopping criteria.
     fn fit(&mut self) -> Result<NPResult<E>> {
         self.initialize().unwrap();
-        loop {
-            match self.next_cycle()? {
-                Status::Continue => continue,
-                Status::Stop(_) => break,
-            }
-        }
-        Ok(self.into_npresult()?)
+        while let Status::Continue = self.next_cycle()? {}
+        self.into_npresult()
     }
 
     #[allow(clippy::wrong_self_convention)]

src/bestdose/posterior.rs

@@ -213,12 +213,7 @@ pub fn npagfull_refinement(
 
         // Run NPAG optimization
         let refinement_result = npag.initialize().and_then(|_| {
-            loop {
-                match npag.next_cycle()? {
-                    Status::Continue => continue,
-                    Status::Stop(_) => break,
-                }
-            }
+            while let Status::Continue = npag.next_cycle()? {}
             Ok(())
         });
 

src/structs/weights.rs

@@ -58,6 +58,11 @@ impl Weights {
         self.weights.nrows()
     }
 
+    /// Check if there are no weights.
+    pub fn is_empty(&self) -> bool {
+        self.weights.nrows() == 0
+    }
+
     /// Get a vector representation of the weights.
     pub fn to_vec(&self) -> Vec<f64> {
         self.weights.iter().cloned().collect()