move everything from util to core

1 files changed, 16 insertions, 0 deletions

diff --git a/nihil.core/guard.test.cc b/nihil.core/guard.test.cc
new file mode 100644
index 0000000..43076f5
--- /dev/null
+++ b/nihil.core/guard.test.cc
@@ -0,0 +1,16 @@
+// This source code is released into the public domain.
+
+#include <catch2/catch_test_macros.hpp>
+
+import nihil.core;
+
+TEST_CASE("guard: basic", "[guard]") {
+	int n = 0;
+
+	{
+		auto guard = nihil::guard([&] { n = 1; });
+		REQUIRE(n == 0);
+	}
+
+	REQUIRE(n == 1);
+}