Fix small bug in NaryNode.

loophp · Feb 26, 2020 · 4c8cf5a · 4c8cf5a
1 parent 5e94567
commit 4c8cf5a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/Node/NaryNode.php b/src/Node/NaryNode.php
@@ -99,8 +99,10 @@ public function offsetSet($offset, $value): void
         if (null === $offset) {
             $this->add($value);
         } else {
-            if ($this->capacity() - 1 < $offset) {
-                throw new OutOfBoundsException('The offset is out of range.');
+            if (0 !== $this->capacity()) {
+                if ($this->capacity() - 1 < $offset) {
+                    throw new OutOfBoundsException('The offset is out of range.');
+                }
             }
 
             parent::offsetSet($offset, $value);