fix: fix linting errors

Author: alexnodeland

src/algorithms/island.rs

@@ -429,7 +429,10 @@ where
         self.total_evaluations = self.islands.iter().map(|i| i.evaluations).sum();
 
         // Migration
-        if self.generation % self.config.migration_interval == 0 {
+        if self
+            .generation
+            .is_multiple_of(self.config.migration_interval)
+        {
             self.migrate(rng);
         }
 

src/algorithms/steady_state.rs

@@ -512,7 +512,7 @@ where
             step_count += 1;
 
             // Record statistics at generation boundaries
-            if step_count % self.config.steps_per_generation == 0 {
+            if step_count.is_multiple_of(self.config.steps_per_generation) {
                 generation += 1;
                 population.set_generation(generation);
 
@@ -677,7 +677,7 @@ where
             step_count += 1;
 
             // Record statistics at generation boundaries
-            if step_count % self.config.steps_per_generation == 0 {
+            if step_count.is_multiple_of(self.config.steps_per_generation) {
                 generation += 1;
                 population.set_generation(generation);
 

src/checkpoint/recovery.rs

@@ -255,7 +255,7 @@ impl CheckpointManager {
 
     /// Check if a checkpoint should be saved at this generation
     pub fn should_save(&self, generation: usize) -> bool {
-        generation > 0 && generation % self.interval == 0
+        generation > 0 && generation.is_multiple_of(self.interval)
     }
 
     /// Get the path for the current checkpoint