From bd3fe0cac583739bc0d7c4b5c8f301bb350abca0 Mon Sep 17 00:00:00 2001
From: Andy Belle-Isle <drumsetmonkey@gmail.com>
Date: Fri, 30 Aug 2019 00:19:31 -0400
Subject: Renamed lib to deps so github will ignore it for language stats

---
 deps/sol2/include/sol/table_iterator.hpp | 120 +++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 deps/sol2/include/sol/table_iterator.hpp

(limited to 'deps/sol2/include/sol/table_iterator.hpp')

diff --git a/deps/sol2/include/sol/table_iterator.hpp b/deps/sol2/include/sol/table_iterator.hpp
new file mode 100644
index 0000000..3f5662c
--- /dev/null
+++ b/deps/sol2/include/sol/table_iterator.hpp
@@ -0,0 +1,120 @@
+// sol3 
+
+// The MIT License (MIT)
+
+// Copyright (c) 2013-2019 Rapptz, ThePhD and contributors
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#ifndef SOL_TABLE_ITERATOR_HPP
+#define SOL_TABLE_ITERATOR_HPP
+
+#include "object.hpp"
+#include <iterator>
+
+namespace sol {
+
+	template <typename reference_type>
+	class basic_table_iterator : public std::iterator<std::input_iterator_tag, std::pair<object, object>> {
+	public:
+		typedef object key_type;
+		typedef object mapped_type;
+		typedef std::pair<object, object> value_type;
+		typedef std::input_iterator_tag iterator_category;
+		typedef std::ptrdiff_t difference_type;
+		typedef value_type* pointer;
+		typedef value_type& reference;
+		typedef const value_type& const_reference;
+
+	private:
+		std::pair<object, object> kvp;
+		reference_type ref;
+		int tableidx = 0;
+		int keyidx = 0;
+		std::ptrdiff_t idx = 0;
+
+	public:
+		basic_table_iterator()
+		: keyidx(-1), idx(-1) {
+		}
+
+		basic_table_iterator(reference_type x)
+		: ref(std::move(x)) {
+			ref.push();
+			tableidx = lua_gettop(ref.lua_state());
+			stack::push(ref.lua_state(), lua_nil);
+			this->operator++();
+			if (idx == -1) {
+				return;
+			}
+			--idx;
+		}
+
+		basic_table_iterator& operator++() {
+			if (idx == -1)
+				return *this;
+
+			if (lua_next(ref.lua_state(), tableidx) == 0) {
+				idx = -1;
+				keyidx = -1;
+				return *this;
+			}
+			++idx;
+			kvp.first = object(ref.lua_state(), -2);
+			kvp.second = object(ref.lua_state(), -1);
+			lua_pop(ref.lua_state(), 1);
+			// leave key on the stack
+			keyidx = lua_gettop(ref.lua_state());
+			return *this;
+		}
+
+		basic_table_iterator operator++(int) {
+			auto saved = *this;
+			this->operator++();
+			return saved;
+		}
+
+		reference operator*() {
+			return kvp;
+		}
+
+		const_reference operator*() const {
+			return kvp;
+		}
+
+		bool operator==(const basic_table_iterator& right) const {
+			return idx == right.idx;
+		}
+
+		bool operator!=(const basic_table_iterator& right) const {
+			return idx != right.idx;
+		}
+
+		~basic_table_iterator() {
+			if (keyidx != -1) {
+				stack::remove(ref.lua_state(), keyidx, 1);
+			}
+			if (ref.lua_state() != nullptr && ref.valid()) {
+				stack::remove(ref.lua_state(), tableidx, 1);
+			}
+		}
+	};
+
+} // namespace sol
+
+#endif // SOL_TABLE_ITERATOR_HPP
-- 
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