[Boost-commit] svn:boost r60670 - trunk/libs/spirit/optmization/qi

Subject: [Boost-commit] svn:boost r60670 - trunk/libs/spirit/optmization/qi
From: joel_at_[hidden]
Date: 2010-03-16 20:36:45

Author: djowel
Date: 2010-03-16 20:36:44 EDT (Tue, 16 Mar 2010)
New Revision: 60670
URL: http://svn.boost.org/trac/boost/changeset/60670

Log:
adding attribute vs action tests
Added:
   trunk/libs/spirit/optmization/qi/attr_vs_actions.cpp   (contents, props changed)
Text files modified: 
   trunk/libs/spirit/optmization/qi/Jamfile |     1 +                                       
   1 files changed, 1 insertions(+), 0 deletions(-)

Modified: trunk/libs/spirit/optmization/qi/Jamfile
==============================================================================
--- trunk/libs/spirit/optmization/qi/Jamfile	(original)
+++ trunk/libs/spirit/optmization/qi/Jamfile	2010-03-16 20:36:44 EDT (Tue, 16 Mar 2010)
@@ -10,3 +10,4 @@
 # performance tests
 exe int_parser : int_parser.cpp ;
 exe real_parser : real_parser.cpp ;
+exe attr_vs_actions : attr_vs_actions.cpp ;

Added: trunk/libs/spirit/optmization/qi/attr_vs_actions.cpp
==============================================================================
--- (empty file)
+++ trunk/libs/spirit/optmization/qi/attr_vs_actions.cpp	2010-03-16 20:36:44 EDT (Tue, 16 Mar 2010)
@@ -0,0 +1,93 @@
+#include <boost/config/warning_disable.hpp>
+#include <boost/spirit/include/qi.hpp>
+#include <boost/spirit/include/phoenix_core.hpp>
+#include <boost/spirit/include/phoenix_operator.hpp>
+#include <boost/spirit/include/phoenix_object.hpp>
+#include <boost/spirit/include/phoenix_stl.hpp>
+#include <boost/fusion/include/adapt_struct.hpp>
+#include <boost/fusion/include/io.hpp>
+
+#include <iostream>
+#include <string>
+#include <complex>
+
+using boost::spirit::qi::grammar;
+using boost::spirit::qi::rule;
+using boost::spirit::qi::char_;
+using boost::spirit::qi::parse;
+using boost::spirit::qi::_val;
+using boost::spirit::qi::_1;
+using boost::phoenix::push_back;
+
+#define ATTR_PROPAGATE
+
+struct test_attr
+{
+    test_attr()
+    {
+        std::cout << "default construct" << std::endl;
+    }
+
+    test_attr(char)
+    {
+        std::cout << "construct from char" << std::endl;
+    }
+
+    test_attr(test_attr const&)
+    {
+        std::cout << "copy construct" << std::endl;
+    }
+
+    test_attr& operator=(test_attr const&)
+    {
+        std::cout << "assign" << std::endl;
+        return *this;
+    }
+};
+
+template <typename Iterator>
+struct test_parser : grammar<Iterator, std::vector<test_attr>() >
+{
+    test_parser() : test_parser::base_type(start)
+    {
+#ifdef ATTR_PROPAGATE
+        start = char_ >> *(',' >> char_);
+#else
+        start = char_[push_back(_val, _1)] >> *(',' >> char_[push_back(_val, _1)]);
+#endif
+    }
+
+    rule<Iterator, std::vector<test_attr>()> start;
+};
+
+int main()
+{
+    typedef std::string::const_iterator iterator_type;
+    typedef test_parser<iterator_type> test_parser;
+
+    test_parser g;
+    std::string str = "a,b,c,d,e";
+
+    std::vector<test_attr> result;
+    result.reserve(20);
+    std::string::const_iterator iter = str.begin();
+    std::string::const_iterator end = str.end();
+    bool r = parse(iter, end, g, result);
+
+    if (r && iter == end)
+    {
+        std::cout << "-------------------------\n";
+        std::cout << "Parsing succeeded\n";
+        std::cout << "\n-------------------------\n";
+    }
+    else
+    {
+        std::cout << "-------------------------\n";
+        std::cout << "Parsing failed\n";
+        std::cout << "-------------------------\n";
+    }
+
+    std::cout << "Bye... :-) \n\n";
+    return 0;
+}
+