Added thirdparty: boost library

2026-08-22 07:08:16 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
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+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+=============================================================================*/
+#ifndef BOOST_SPIRIT_QI_DETAIL_PERMUTE_FUNCTION_HPP
+#define BOOST_SPIRIT_QI_DETAIL_PERMUTE_FUNCTION_HPP
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#include <boost/spirit/home/support/unused.hpp>
+#include <boost/optional.hpp>
+
+namespace boost { namespace spirit { namespace qi { namespace detail
+{
+#ifdef _MSC_VER
+#  pragma warning(push)
+#  pragma warning(disable: 4512) // assignment operator could not be generated.
+#endif
+    template <typename Iterator, typename Context, typename Skipper>
+    struct permute_function
+    {
+        permute_function(
+            Iterator& first_, Iterator const& last_
+          , Context& context_, Skipper const& skipper_)
+          : first(first_)
+          , last(last_)
+          , context(context_)
+          , skipper(skipper_)
+        {
+        }
+
+        template <typename Component, typename Attribute>
+        bool operator()(Component const& component, Attribute& attr)
+        {
+            // return true if the parser succeeds and the slot is not yet taken
+            if (!*taken && component.parse(first, last, context, skipper, attr))
+            {
+                *taken = true;
+                ++taken;
+                return true;
+            }
+            ++taken;
+            return false;
+        }
+
+        template <typename Component>
+        bool operator()(Component const& component)
+        {
+            // return true if the parser succeeds and the slot is not yet taken
+            if (!*taken && component.parse(first, last, context, skipper, unused))
+            {
+                *taken = true;
+                ++taken;
+                return true;
+            }
+            ++taken;
+            return false;
+        }
+
+        Iterator& first;
+        Iterator const& last;
+        Context& context;
+        Skipper const& skipper;
+        bool* taken;
+    };
+#ifdef _MSC_VER
+#  pragma warning(pop)
+#endif
+}}}}
+
+#endif