From 73fefea5c6a60121be57335dd8e13cc55ede529a Mon Sep 17 00:00:00 2001
From: "C. J. Howard" <cjhoward@protonmail.com>
Date: Tue, 22 Dec 2020 22:24:32 +0800
Subject: [PATCH] Add transcribe function

---
 src/game/genetics/transcribe.hpp | 46 ++++++++++++++++++++++++++++++++
 src/game/genetics/translate.hpp  |  3 +++
 2 files changed, 49 insertions(+)
 create mode 100644 src/game/genetics/transcribe.hpp

diff --git a/src/game/genetics/transcribe.hpp b/src/game/genetics/transcribe.hpp
new file mode 100644
index 0000000..b87da6e
--- /dev/null
+++ b/src/game/genetics/transcribe.hpp
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020  Christopher J. Howard
+ *
+ * This file is part of Antkeeper source code.
+ *
+ * Antkeeper source code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Antkeeper source code is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Antkeeper source code.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ANTKEEPER_DNA_TRANSCRIBE_HPP
+#define ANTKEEPER_DNA_TRANSCRIBE_HPP
+
+#include "nucleobase.hpp"
+#include <algorithm>
+
+namespace dna {
+
+/**
+ * Transcribes a range of IUPAC degenerate base symbols between DNA and RNA, swapping `T` for `U` or `U` for `T`.
+ *
+ * @param first,last Range of elements to transcribe.
+ * @param d_first Beginning of the destination range.
+ * @return Output iterator to the element past the last element transcribed. 
+ */
+template <class InputIt, class OutputIt>
+OutputIt transcribe(InputIt first, InputIt last, OutputIt d_first);
+
+template <class InputIt, class OutputIt>
+OutputIt transcribe(InputIt first, InputIt last, OutputIt d_first)
+{
+	return std::transform(first, last, d_first, base::transcribe);
+}
+
+} // namespace dna
+
+#endif // ANTKEEPER_DNA_TRANSCRIBE_HPP
diff --git a/src/game/genetics/translate.hpp b/src/game/genetics/translate.hpp
index e336570..02ef693 100644
--- a/src/game/genetics/translate.hpp
+++ b/src/game/genetics/translate.hpp
@@ -33,6 +33,9 @@ namespace dna {
  * @param binary_op Binary operation function object that will be applied to each subrange of @p n elements.
  * @return Output iterator to the element past the last element translated. 
  */
+template <class InputIt, class OutputIt, class Size, class BinaryOperation>
+OutputIt translate(InputIt first, InputIt last, OutputIt d_first, Size n, BinaryOperation binary_op);
+
 template <class InputIt, class OutputIt, class Size, class BinaryOperation>
 OutputIt translate(InputIt first, InputIt last, OutputIt d_first, Size n, BinaryOperation binary_op)
 {