add .clang-format

Change-Id: I6627b5569c2e0f730be7331403218b823a2c622f
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/notimpl/readonly.cpp b/notimpl/readonly.cpp
index f6ddad3..1ae2b30 100644
--- a/notimpl/readonly.cpp
+++ b/notimpl/readonly.cpp
@@ -14,10 +14,9 @@
  * limitations under the License.
  */
 
-#include <stdexcept>
-
 #include "readonly.hpp"
 
+#include <stdexcept>
 
 void ReadOnly::write(double value)
 {
diff --git a/notimpl/readonly.hpp b/notimpl/readonly.hpp
index a609e22..2929b75 100644
--- a/notimpl/readonly.hpp
+++ b/notimpl/readonly.hpp
@@ -4,23 +4,22 @@
 
 #include "interfaces.hpp"
 
-
-class ReadOnly: public WriteInterface
+class ReadOnly : public WriteInterface
 {
-    public:
-        ReadOnly()
-            : WriteInterface(0, 0)
-        { }
+  public:
+    ReadOnly() : WriteInterface(0, 0)
+    {
+    }
 
-        void write(double value) override;
+    void write(double value) override;
 };
 
-class ReadOnlyNoExcept: public WriteInterface
+class ReadOnlyNoExcept : public WriteInterface
 {
-    public:
-        ReadOnlyNoExcept()
-            : WriteInterface(0, 0)
-        { }
+  public:
+    ReadOnlyNoExcept() : WriteInterface(0, 0)
+    {
+    }
 
-        void write(double value) override;
+    void write(double value) override;
 };
diff --git a/notimpl/writeonly.cpp b/notimpl/writeonly.cpp
index a465ecf..9fc99fd 100644
--- a/notimpl/writeonly.cpp
+++ b/notimpl/writeonly.cpp
@@ -14,13 +14,11 @@
  * limitations under the License.
  */
 
-#include <stdexcept>
-
 #include "writeonly.hpp"
 
+#include <stdexcept>
 
 ReadReturn WriteOnly::read(void)
 {
     throw std::runtime_error("Not supported.");
 }
-
diff --git a/notimpl/writeonly.hpp b/notimpl/writeonly.hpp
index 4c26fbd..6dc7afd 100644
--- a/notimpl/writeonly.hpp
+++ b/notimpl/writeonly.hpp
@@ -3,13 +3,12 @@
 
 #include "interfaces.hpp"
 
-
-class WriteOnly: public ReadInterface
+class WriteOnly : public ReadInterface
 {
-    public:
-        WriteOnly()
-            : ReadInterface()
-        { }
+  public:
+    WriteOnly() : ReadInterface()
+    {
+    }
 
-        ReadReturn read(void) override;
+    ReadReturn read(void) override;
 };