Uses ArrayHelper.prefix() in constructor.

src/main/java/org/javimmutable/collections/common/ArrayHelper.java

@@ -271,7 +271,7 @@ public static <T> T[] assignDelete(@Nonnull Allocator<T> allocator,
     }
 
     /**
-     * Returns a copy of orig containing of length limit containing all values from [0,limit).
+     * Returns a copy of orig of length limit containing all values from [0,limit).
      */
     @Nonnull
     public static <T> T[] prefix(@Nonnull Allocator<T> allocator,

src/main/java/org/javimmutable/collections/list/MultiValueNode.java

@@ -91,8 +91,7 @@ private MultiValueNode(T[] values)
     {
         assert count > 1;
         assert count <= MAX_SIZE;
-        this.values = allocate(count);
-        System.arraycopy(values, 0, this.values, 0, count);
+        this.values = ArrayHelper.prefix(this, values, count);
     }
 
     /**