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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/spirit/test/qi/bool.hpp
parentInitial commit. (diff)
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Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/spirit/test/qi/bool.hpp')
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diff --git a/src/boost/libs/spirit/test/qi/bool.hpp b/src/boost/libs/spirit/test/qi/bool.hpp
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+/*=============================================================================
+ Copyright (c) 2001-2011 Hartmut Kaiser
+ Copyright (c) 2011 Bryce Lelbach
+
+ 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)
+==============================================================================*/
+#if !defined(BOOST_SPIRIT_TEST_QI_BOOL)
+#define BOOST_SPIRIT_TEST_QI_BOOL
+
+#include <boost/detail/lightweight_test.hpp>
+
+#include <boost/spirit/include/support_argument.hpp>
+#include <boost/spirit/include/qi_char.hpp>
+#include <boost/spirit/include/qi_numeric.hpp>
+#include <boost/spirit/include/qi_directive.hpp>
+#include <boost/cstdint.hpp>
+#include "test.hpp"
+
+///////////////////////////////////////////////////////////////////////////////
+struct backwards_bool_policies : boost::spirit::qi::bool_policies<>
+{
+ // we want to interpret a 'true' spelled backwards as 'false'
+ template <typename Iterator, typename Attribute>
+ static bool
+ parse_false(Iterator& first, Iterator const& last, Attribute& attr)
+ {
+ namespace spirit = boost::spirit;
+ namespace qi = boost::spirit::qi;
+ if (qi::detail::string_parse("eurt", first, last, qi::unused))
+ {
+ spirit::traits::assign_to(false, attr); // result is false
+ return true;
+ }
+ return false;
+ }
+};
+
+///////////////////////////////////////////////////////////////////////////////
+struct test_bool_type
+{
+ test_bool_type(bool b) : b(b) {} // provide conversion
+ bool b;
+};
+
+#endif
+