add .clang-format

Change-Id: I6627b5569c2e0f730be7331403218b823a2c622f
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/dbus/util.hpp b/dbus/util.hpp
index 5b1522f..e459524 100644
--- a/dbus/util.hpp
+++ b/dbus/util.hpp
@@ -14,46 +14,44 @@
 
 class DbusHelperInterface
 {
-    public:
-        virtual ~DbusHelperInterface() = default;
+  public:
+    virtual ~DbusHelperInterface() = default;
 
-        /** @brief Get the service providing the interface for the path.
-         */
-        virtual std::string GetService(sdbusplus::bus::bus& bus,
-                                       const std::string& intf,
-                                       const std::string& path) = 0;
+    /** @brief Get the service providing the interface for the path.
+     */
+    virtual std::string GetService(sdbusplus::bus::bus& bus,
+                                   const std::string& intf,
+                                   const std::string& path) = 0;
 
-        /** @brief Get all Sensor.Value properties for a service and path.
-         *
-         * @param[in] bus - A bus to use for the call.
-         * @param[in] service - The service providing the interface.
-         * @param[in] path - The dbus path.
-         * @param[out] prop - A pointer to a properties struct to fill out.
-         */
-        virtual void GetProperties(sdbusplus::bus::bus& bus,
-                                   const std::string& service,
-                                   const std::string& path,
-                                   struct SensorProperties* prop) = 0;
+    /** @brief Get all Sensor.Value properties for a service and path.
+     *
+     * @param[in] bus - A bus to use for the call.
+     * @param[in] service - The service providing the interface.
+     * @param[in] path - The dbus path.
+     * @param[out] prop - A pointer to a properties struct to fill out.
+     */
+    virtual void GetProperties(sdbusplus::bus::bus& bus,
+                               const std::string& service,
+                               const std::string& path,
+                               struct SensorProperties* prop) = 0;
 };
 
 class DbusHelper : public DbusHelperInterface
 {
-    public:
-        DbusHelper() = default;
-        ~DbusHelper() = default;
-        DbusHelper(const DbusHelper&) = default;
-        DbusHelper& operator=(const DbusHelper&) = default;
-        DbusHelper(DbusHelper&&) = default;
-        DbusHelper& operator=(DbusHelper&&) = default;
+  public:
+    DbusHelper() = default;
+    ~DbusHelper() = default;
+    DbusHelper(const DbusHelper&) = default;
+    DbusHelper& operator=(const DbusHelper&) = default;
+    DbusHelper(DbusHelper&&) = default;
+    DbusHelper& operator=(DbusHelper&&) = default;
 
-        std::string GetService(sdbusplus::bus::bus& bus,
-                               const std::string& intf,
-                               const std::string& path) override;
+    std::string GetService(sdbusplus::bus::bus& bus, const std::string& intf,
+                           const std::string& path) override;
 
-        void GetProperties(sdbusplus::bus::bus& bus,
-                           const std::string& service,
-                           const std::string& path,
-                           struct SensorProperties* prop) override;
+    void GetProperties(sdbusplus::bus::bus& bus, const std::string& service,
+                       const std::string& path,
+                       struct SensorProperties* prop) override;
 };
 
 std::string GetSensorPath(const std::string& type, const std::string& id);
@@ -64,14 +62,14 @@
 {
     template <typename T>
     std::enable_if_t<std::is_arithmetic<T>::value, float>
-    operator()(const T &t) const
+        operator()(const T& t) const
     {
         return static_cast<float>(t);
     }
 
     template <typename T>
     std::enable_if_t<!std::is_arithmetic<T>::value, float>
-    operator()(const T &t) const
+        operator()(const T& t) const
     {
         throw std::invalid_argument("Cannot translate type to float");
     }
@@ -81,14 +79,14 @@
 {
     template <typename T>
     std::enable_if_t<std::is_arithmetic<T>::value, double>
-    operator()(const T &t) const
+        operator()(const T& t) const
     {
         return static_cast<double>(t);
     }
 
     template <typename T>
     std::enable_if_t<!std::is_arithmetic<T>::value, double>
-    operator()(const T &t) const
+        operator()(const T& t) const
     {
         throw std::invalid_argument("Cannot translate type to double");
     }