Split out more headers into separate .cpp files

include/internal/catch_test_registry.cpp

@@ -0,0 +1,35 @@
+/*
+ *  Created by Martin on 25/07/2017.
+ *
+ *  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_test_registry.hpp"
+#include "catch_test_case_registry_impl.hpp"
+#include "catch_interfaces_registry_hub.h"
+
+namespace Catch {
+
+    auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker* {
+        return new(std::nothrow) TestInvokerAsFunction( testAsFunction );
+    }
+
+    NameAndTags::NameAndTags( StringRef name_ , StringRef tags_ ) noexcept : name( name_ ), tags( tags_ ) {}
+
+    AutoReg::AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef classOrMethod, NameAndTags const& nameAndTags ) noexcept {
+        try {
+            getMutableRegistryHub()
+                    .registerTest(
+                        makeTestCase(
+                            invoker,
+                            extractClassName( classOrMethod.c_str() ),
+                            nameAndTags.name.c_str(),
+                            nameAndTags.tags.c_str(),
+                            lineInfo));
+        } catch (...) {
+            // Do not throw when constructing global objects, instead register the exception to be processed later
+            getMutableRegistryHub().registerStartupException( std::current_exception() );
+        }
+    }
+}