Issue #1185 - Fix formatting in installer-lib and its tests

installer/src/installer-lib/interaction.h

 /**
  * \file interaction.h User interaction classes. Message boxes and translations.
  */
 
 #ifndef INTERACTION_H
 #define INTERACTION_H
 
 #include <string>
 
 #include "session.h"
 
 #include <Windows.h>
 #include <Msi.h>
 #include <MsiQuery.h>
 
 /**
  * A modal dialog box as displayable from within a custom action.
  *
  * The only fully user interface element that the Windows Installer supports for use within custom actions is a small set of modal dialog boxes.
  * The Windows Installer provides the call MsiProcessMessage, overloaded by a set of message type constants.
  * This class represents those messages with user-provided messages; these ultimately call MessageBox.
  *
- * \sa 
+ * \sa
  *    * MSDN [MsiProcessMessage function](http://msdn.microsoft.com/en-us/library/windows/desktop/aa370354%28v=vs.85%29.aspx)
  *    * MSDN [Sending Messages to Windows Installer Using MsiProcessMessage](http://msdn.microsoft.com/en-us/library/windows/desktop/aa371614%28v=vs.85%29.aspx)
  */
 class InstallerMessageBox
   : public Message
 {
 public:
   enum class Box : long
   {
     defaultBox = 0,
     error = INSTALLMESSAGE::INSTALLMESSAGE_ERROR,
     warning = INSTALLMESSAGE::INSTALLMESSAGE_WARNING,
     user = INSTALLMESSAGE::INSTALLMESSAGE_USER
-  } ;
+  };
 
   enum class ButtonSet : long
   {
     defaultButtonSet = 0,
-    ok = MB_OK, 
-    okCancel = MB_OKCANCEL, 
-    abortRetryIgnore = MB_ABORTRETRYIGNORE, 
-    yesNoCancel = MB_YESNOCANCEL, 
-    yesNo = MB_YESNO, 
+    ok = MB_OK,
+    okCancel = MB_OKCANCEL,
+    abortRetryIgnore = MB_ABORTRETRYIGNORE,
+    yesNoCancel = MB_YESNOCANCEL,
+    yesNo = MB_YESNO,
     retryCancel = MB_RETRYCANCEL
-  } ;
+  };
 
   enum class DefaultButton : long
   {
     defaultButton = 0, ///< use the default button
     one = MB_DEFBUTTON1,
     two = MB_DEFBUTTON2,
     three = MB_DEFBUTTON3
-  } ;
+  };
 
   enum class Icon : long
   {
     defaultIcon = 0,                        ///< use the default icon associated with the box type
     warningIcon = MB_ICONWARNING,           ///< exclamation point
     informationIcon = MB_ICONINFORMATION,   ///< lowercase letter "i" in a circle
     errorIcon = MB_ICONERROR                ///< stop sign
-  } ;
+  };
 
   /**
    * Ordinary constructor, wide string
    */
   InstallerMessageBox(
-    std::wstring message, 
-    Box box = Box::user, 
-    ButtonSet buttonset = ButtonSet::defaultButtonSet, 
+    std::wstring message,
+    Box box = Box::user,
+    ButtonSet buttonset = ButtonSet::defaultButtonSet,
     DefaultButton defaultButton = DefaultButton::defaultButton,
     Icon icon = Icon::defaultIcon
-    ) ;
+  );
 
   /**
    * Ordinary constructor, regular string
    */
   InstallerMessageBox(
-    std::string message, 
-    Box box = Box::user, 
-    ButtonSet buttonset = ButtonSet::defaultButtonSet, 
+    std::string message,
+    Box box = Box::user,
+    ButtonSet buttonset = ButtonSet::defaultButtonSet,
     DefaultButton defaultButton = DefaultButton::defaultButton,
     Icon icon = Icon::defaultIcon
-    ) ;
-} ;
+  );
+};
 
 /**
  * Error for any non-handled return value from Session.WriteMessage().
  */
 struct UnexpectedReturnValueFromMessageBox
   : std::logic_error
 {
   UnexpectedReturnValueFromMessageBox()
-    : std::logic_error( "Unexpected return value from message box." )
+    : std::logic_error("Unexpected return value from message box.")
   {}
-} ;
+};
 
 #endif