From 06fafff8e9e9c096cc39bde0306caa53ad3a2351 Mon Sep 17 00:00:00 2001
From: Lexi Winter <lexi@le-fay.org>
Date: Wed, 2 Jul 2025 03:43:39 +0100
Subject: move error and match to util

---
 nihil.util/match.ccm | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 nihil.util/match.ccm

(limited to 'nihil.util/match.ccm')

diff --git a/nihil.util/match.ccm b/nihil.util/match.ccm
new file mode 100644
index 0000000..b72416a
--- /dev/null
+++ b/nihil.util/match.ccm
@@ -0,0 +1,18 @@
+// This source code is released into the public domain.
+export module nihil.util:match;
+
+import nihil.std;
+
+namespace nihil {
+
+export template<class... Ts>
+struct match : Ts... { using Ts::operator()...; };
+
+export template<typename... Ts, typename... Fs>
+[[nodiscard]] constexpr decltype(auto) operator|
+	(std::variant<Ts...> const &v, match<Fs...> const &match)
+{
+	return std::visit(match, v);
+}
+
+} // namespace nihil
-- 
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