Fmt.

benches/parabole.rs

@@ -101,13 +101,11 @@ fn criterion_benchmark(c: &mut Criterion) {
                             .filter(|&(n, _)| n % 2 == 1)
                             .map(|(_, wrapper)| wrapper)
                             .take(5),
-                    )
+                    ).map(|(a, b)| a.individual.mate(&b.individual))
-                    .map(|(a, b)| a.individual.mate(&b.individual))
                     .map(|individual| Wrapper {
                         individual,
                         fitness: None,
-                    })
+                    }).for_each(|wrapper| {
-                    .for_each(|wrapper| {
                         population.push(wrapper);
                     });
 
@@ -122,8 +120,7 @@ fn criterion_benchmark(c: &mut Criterion) {
                             individual,
                             fitness: None,
                         }
-                    })
+                    }).collect_into_vec(population);
-                    .collect_into_vec(population);
 
                 // Add all parents again.
                 population.extend(parents.iter().cloned());

examples/parabole.rs

@@ -87,13 +87,11 @@ fn main() {
                         .filter(|&(n, _)| n % 2 == 1)
                         .map(|(_, wrapper)| wrapper)
                         .take(5),
-                )
+                ).map(|(a, b)| a.individual.mate(&b.individual))
-                .map(|(a, b)| a.individual.mate(&b.individual))
                 .map(|individual| Wrapper {
                     individual,
                     fitness: None,
-                })
+                }).for_each(|wrapper| {
-                .for_each(|wrapper| {
                     population.push(wrapper);
                 });
 
@@ -108,8 +106,7 @@ fn main() {
                         individual,
                         fitness: None,
                     }
-                })
+                }).collect_into_vec(population);
-                .collect_into_vec(population);
 
             // Add all parents again.
             population.extend(parents.iter().cloned());

src/lib.rs

@@ -88,8 +88,7 @@ where
             .map(|individual| Wrapper {
                 individual,
                 fitness: None,
-            })
+            }).for_each(|wrapper| {
-            .for_each(|wrapper| {
                 population.push(wrapper);
             });
 
@@ -140,8 +139,7 @@ where
             .map(|individual| Wrapper {
                 individual,
                 fitness: None,
-            })
+            }).collect_into_vec(&mut population);
-            .collect_into_vec(&mut population);
 
         ParSimulation { population }
     }