From bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 Mon Sep 17 00:00:00 2001
From: Lexi Winter <lexi@le-fay.org>
Date: Sun, 29 Jun 2025 19:25:29 +0100
Subject: import catch2 3.8.1

---
 src/catch2/generators/catch_generators_random.cpp | 41 +++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/catch2/generators/catch_generators_random.cpp

(limited to 'src/catch2/generators/catch_generators_random.cpp')

diff --git a/src/catch2/generators/catch_generators_random.cpp b/src/catch2/generators/catch_generators_random.cpp
new file mode 100644
index 0000000..00a8e63
--- /dev/null
+++ b/src/catch2/generators/catch_generators_random.cpp
@@ -0,0 +1,41 @@
+
+//              Copyright Catch2 Authors
+// Distributed under the Boost Software License, Version 1.0.
+//   (See accompanying file LICENSE.txt or copy at
+//        https://www.boost.org/LICENSE_1_0.txt)
+
+// SPDX-License-Identifier: BSL-1.0
+
+#include <catch2/generators/catch_generators_random.hpp>
+#include <catch2/internal/catch_context.hpp>
+
+#include <random>
+
+namespace Catch {
+    namespace Generators {
+        namespace Detail {
+            std::uint32_t getSeed() { return sharedRng()(); }
+        } // namespace Detail
+
+        struct RandomFloatingGenerator<long double>::PImpl {
+            PImpl( long double a, long double b, uint32_t seed ):
+                rng( seed ), dist( a, b ) {}
+
+            Catch::SimplePcg32 rng;
+            std::uniform_real_distribution<long double> dist;
+        };
+
+        RandomFloatingGenerator<long double>::RandomFloatingGenerator(
+            long double a, long double b, std::uint32_t seed) :
+            m_pimpl(Catch::Detail::make_unique<PImpl>(a, b, seed)) {
+            static_cast<void>( next() );
+        }
+
+        RandomFloatingGenerator<long double>::~RandomFloatingGenerator() =
+            default;
+        bool RandomFloatingGenerator<long double>::next() {
+            m_current_number = m_pimpl->dist( m_pimpl->rng );
+            return true;
+        }
+    } // namespace Generators
+} // namespace Catch
-- 
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