Math: adapt to changes in Corrade's TweakableParser also for Angle.

Forgot to do this in 4ef33236eb.

src/Magnum/Math/Half.cpp

@@ -30,6 +30,7 @@
 #include <Corrade/Utility/DebugStl.h>
 
 #if defined(DOXYGEN_GENERATING_OUTPUT) || defined(CORRADE_TARGET_UNIX) || (defined(CORRADE_TARGET_WINDOWS) && !defined(CORRADE_TARGET_WINDOWS_RT)) || defined(CORRADE_TARGET_EMSCRIPTEN)
+#include <Corrade/Containers/Pair.h>
 #include <Corrade/Containers/StringView.h>
 #include <Corrade/Utility/TweakableParser.h>
 #endif
@@ -49,7 +50,7 @@ Corrade::Utility::Debug& operator<<(Corrade::Utility::Debug& debug, Half value)
 #if defined(DOXYGEN_GENERATING_OUTPUT) || defined(CORRADE_TARGET_UNIX) || (defined(CORRADE_TARGET_WINDOWS) && !defined(CORRADE_TARGET_WINDOWS_RT)) || defined(CORRADE_TARGET_EMSCRIPTEN)
 namespace Corrade { namespace Utility {
 
-std::pair<TweakableState, Magnum::Math::Half> TweakableParser<Magnum::Math::Half>::parse(const Containers::StringView value) {
+Containers::Pair<TweakableState, Magnum::Math::Half> TweakableParser<Magnum::Math::Half>::parse(const Containers::StringView value) {
     using namespace Containers::Literals;
 
     char* end;

src/Magnum/Math/Half.h

@@ -29,7 +29,6 @@
  * @brief Class @ref Magnum::Math::Half, literal @link Magnum::Math::Literals::operator""_h() @endlink
  */
 
-#include <utility>
 #ifndef CORRADE_NO_DEBUG
 #include <Corrade/Utility/Utility.h>
 #endif
@@ -214,7 +213,7 @@ template<> struct MAGNUM_EXPORT TweakableParser<Magnum::Math::Half> {
     TweakableParser() = delete;
 
     /** @brief Parse the value */
-    static std::pair<TweakableState, Magnum::Math::Half> parse(Containers::StringView value);
+    static Containers::Pair<TweakableState, Magnum::Math::Half> parse(Containers::StringView value);
 };
 
 }}

src/Magnum/Math/Test/HalfTest.cpp

@@ -639,11 +639,9 @@ void HalfTest::debug() {
 void HalfTest::tweakable() {
     auto&& data = TweakableData[testCaseInstanceId()];
     setTestCaseDescription(data.name);
-    Corrade::Utility::TweakableState state;
+    auto result = Corrade::Utility::TweakableParser<Half>::parse(data.data);
-    Half result;
+    CORRADE_COMPARE(result.first(), Corrade::Utility::TweakableState::Success);
-    std::tie(state, result) = Corrade::Utility::TweakableParser<Half>::parse(data.data);
+    CORRADE_COMPARE(result.second(), data.result);
-    CORRADE_COMPARE(state, Corrade::Utility::TweakableState::Success);
-    CORRADE_COMPARE(result, data.result);
 }
 
 void HalfTest::tweakableError() {
@@ -653,7 +651,7 @@ void HalfTest::tweakableError() {
     std::ostringstream out;
     Warning redirectWarning{&out};
     Error redirectError{&out};
-    Corrade::Utility::TweakableState state = Corrade::Utility::TweakableParser<Half>::parse(data.data).first;
+    Corrade::Utility::TweakableState state = Corrade::Utility::TweakableParser<Half>::parse(data.data).first();
     CORRADE_COMPARE(out.str(), data.error);
     CORRADE_COMPARE(state, data.state);
 }