Update.

Fmt.

benches/parabole.rs

@@ -1,8 +1,8 @@
 #[macro_use]
 extern crate criterion;
+extern crate genetisk;
 extern crate rand;
 extern crate rayon;
-extern crate genetisk;
 
 use std::cmp::Ordering;
 
@@ -10,7 +10,7 @@ use criterion::Criterion;
 use rand::distributions::{IndependentSample, Range};
 use rayon::prelude::*;
 
-use genetisk::{Individual, Wrapper, Simulation};
+use genetisk::{Individual, Simulation, Wrapper};
 
 #[derive(Clone, Copy, Debug)]
 struct Fitness(f64);
@@ -35,7 +35,6 @@ impl Ord for Fitness {
     }
 }
 
-
 #[derive(Clone, Debug)]
 struct Parabole {
     x: f64,
@@ -45,7 +44,9 @@ impl Individual for Parabole {
     type Fitness = Fitness;
 
     fn mate(&self, other: &Parabole) -> Parabole {
-        Parabole { x: (self.x + other.x) / 2.0 }
+        Parabole {
+            x: (self.x + other.x) / 2.0,
+        }
     }
 
     fn mutate(&mut self) {
@@ -102,13 +103,13 @@ fn criterion_benchmark(c: &mut Criterion) {
                             .take(5),
                     )
                     .map(|(a, b)| a.individual.mate(&b.individual))
-                    .map(|individual| {
-                        Wrapper {
-                            individual: individual,
-                            fitness: None,
-                        }
+                    .map(|individual| Wrapper {
+                        individual: individual,
+                        fitness: None,
                     })
-                    .for_each(|wrapper| { population.push(wrapper); });
+                    .for_each(|wrapper| {
+                        population.push(wrapper);
+                    });
 
                 // Mutate all to get new children.
                 parents