commit 88bc26edc98461494879ef0f53d45cae8a413006
author Patrick Venture <venture@google.com> Wed May 15 12:02:05 2019 -0700
committer Patrick Venture <venture@google.com> Wed May 15 12:17:31 2019 -0700
tree 6809720bb8721ae38855708243c6640d81d86642
parent b3b4db7facc50f528df84e5eeb9f89d94a12252a

firmware_handler: use enum class type for UpdateState

The UpdateState isn't a number as much as a state, therefore there are
no negative side-effects to using an enum class.  The enum itself was
already declared inside the class, therefore limiting its scope, but
this further limits it.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I9248d12c4d3d1c218f110b3457806822da3ba6e8

firmware_handler.hpp

diff --git a/firmware_handler.hpp b/firmware_handler.hpp
index fe410a1..8d41ba6 100644
--- a/firmware_handler.hpp
+++ b/firmware_handler.hpp
@@ -96,7 +96,7 @@
      * appropriately.
      */
     /** The state of the firmware update process. */
-    enum UpdateState
+    enum class UpdateState
     {
         /** The initial state. */
         notYetStarted = 0,