Fix up static analysis issues (FindBugs and Intellij IDEA analysis)

1 files changed, 6 insertions, 5 deletions

diff --git a/src/main/java/au/id/zancanaro/javacheck/RoseTree.java b/src/main/java/au/id/zancanaro/javacheck/RoseTree.java
index 86952da..5a54d6f 100644
--- a/src/main/java/au/id/zancanaro/javacheck/RoseTree.java
+++ b/src/main/java/au/id/zancanaro/javacheck/RoseTree.java
@@ -36,8 +36,9 @@ public class RoseTree<T> {
     }
 
     private static <T> Iterator<RoseTree<T>[]> permutations(RoseTree<T>[] trees) {
-        return Iterators.flatten(Iterators.rangeIterator(trees.length, index ->
-                        Iterators.mappingIterator(child -> {
+        return Iterators.flatten(
+                Iterators.rangeIterator(trees.length,
+                        index -> Iterators.mappingIterator(child -> {
                             @SuppressWarnings("unchecked")
                             RoseTree<T>[] result = (RoseTree<T>[]) new RoseTree[trees.length];
                             for (int i = 0; i < trees.length; ++i) {
@@ -45,14 +46,14 @@ public class RoseTree<T> {
                             }
                             return result;
                         }, trees[index].getChildren())
-        ));
+                ));
     }
 
     public static <T, R> RoseTree<R> zip(Function<List<T>, R> fn, RoseTree<T>[] trees) {
         @SuppressWarnings("unchecked")
         List<T> heads = new ArrayList(trees.length);
-        for (int i = 0; i < trees.length; ++i) {
-            heads.add(trees[i].getValue());
+        for (RoseTree<T> tree : trees) {
+            heads.add(tree.getValue());
         }
         return new RoseTree<>(
                 fn.apply(heads),