Run clang-format

source/listing_3.10.cpp

@@ -1,27 +1,29 @@
 #include <mutex>
-class Y
-{
+class Y {
 private:
-    int some_detail;
-    mutable std::mutex m;
+  int some_detail;
+  mutable std::mutex m;
+
+  int get_detail() const
+  {
+    std::lock_guard<std::mutex> lock_a(m);
+    return some_detail;
+  }
 
-    int get_detail() const
-    {
-        std::lock_guard<std::mutex> lock_a(m);
-        return some_detail;
-    }
 public:
-    Y(int sd):some_detail(sd){}
+  Y(int sd) : some_detail(sd) {}
 
-    friend bool operator==(Y const& lhs, Y const& rhs)
-    {
-        if(&lhs==&rhs)
-            return true;
-        int const lhs_value=lhs.get_detail();
-        int const rhs_value=rhs.get_detail();
-        return lhs_value==rhs_value;
-    }
+  friend bool operator==(Y const& lhs, Y const& rhs)
+  {
+    if (&lhs == &rhs)
+      return true;
+    int const lhs_value = lhs.get_detail();
+    int const rhs_value = rhs.get_detail();
+    return lhs_value == rhs_value;
+  }
 };
 
-int main()
-{}
+int
+main()
+{
+}