Split writeToDebugConsole out of main path

include/internal/catch_debug_console.cpp

@@ -0,0 +1,29 @@
+/*
+ *  Created by Martin on 29/08/2017.
+ *
+ *  Distributed under the Boost Software License, Version 1.0. (See accompanying
+ *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ *
+ */
+
+#include "catch_debug_console.h"
+#include "catch_stream.h"
+#include "catch_platform.h"
+
+#ifdef CATCH_PLATFORM_WINDOWS
+
+#include "catch_windows_h_proxy.h"
+
+    namespace Catch {
+        void writeToDebugConsole( std::string const& text ) {
+            ::OutputDebugStringA( text.c_str() );
+        }
+    }
+#else
+    namespace Catch {
+        void writeToDebugConsole( std::string const& text ) {
+            // !TBD: Need a version for Mac/ XCode and other IDEs
+            Catch::cout() << text;
+        }
+    }
+#endif // Platform