Run clang-format

source/listing_a.1.cpp

@@ -1,23 +1,13 @@
-class X
-{
+class X {
 private:
-    int* data;
+  int* data;
+
 public:
-    X():
-        data(new int[1000000])
-    {}
-    ~X()
-    {
-        delete [] data;
-    }
-    X(const X& other):
-        data(new int[1000000])
-    {
-        std::copy(other.data,other.data+1000000,data);
-    }
-    X(X&& other):
-        data(other.data)
-    {
-        other.data=nullptr;
-    }
+  X() : data(new int[1000000]) {}
+  ~X() { delete[] data; }
+  X(const X& other) : data(new int[1000000])
+  {
+    std::copy(other.data, other.data + 1000000, data);
+  }
+  X(X&& other) : data(other.data) { other.data = nullptr; }
 };