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Boost-Commit : |
From: eric_at_[hidden]
Date: 2007-11-08 00:45:28
Author: eric_niebler
Date: 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
New Revision: 40921
URL: http://svn.boost.org/trac/boost/changeset/40921
Log:
port examples2.cpp to proto3
Text files modified:
branches/proto/v3/boost/test/impl/debug.ipp | 5 +
branches/proto/v3/boost/test/impl/execution_monitor.ipp | 4
branches/proto/v3/boost/xpressive/proto3/expr.hpp | 6 --
branches/proto/v3/boost/xpressive/proto3/traits.hpp | 18 +++---
branches/proto/v3/libs/xpressive/proto3/test/Jamfile.v2 | 4
branches/proto/v3/libs/xpressive/proto3/test/examples2.cpp | 113 ++++++++++++++++++++++++++-------------
branches/proto/v3/libs/xpressive/proto3/test/main.cpp | 3
branches/proto/v3/libs/xpressive/proto3/test/matches.cpp | 35 ++++-------
8 files changed, 105 insertions(+), 83 deletions(-)
Modified: branches/proto/v3/boost/test/impl/debug.ipp
==============================================================================
--- branches/proto/v3/boost/test/impl/debug.ipp (original)
+++ branches/proto/v3/boost/test/impl/debug.ipp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -58,6 +58,7 @@
// STL
#include <map>
#include <stdarg.h> // !! ?? cstdarg
+#include <memory.h>
// SYSTEM API
# include <unistd.h>
@@ -276,7 +277,7 @@
while( *name_end && *name_end != ')' )
++name_end;
- std::sscanf( name_end+1, "%*s%d", &m_parent_pid );
+ /*std::*/sscanf( name_end+1, "%*s%d", &m_parent_pid );
m_binary_name.assign( name_beg+1, name_end );
@@ -335,7 +336,7 @@
char* res = dest.begin();
- std::memcpy( res, arg.begin(), arg.size()+1 );
+ /*std::*/memcpy( res, arg.begin(), arg.size()+1 );
dest.trim_left( arg.size()+1 );
Modified: branches/proto/v3/boost/test/impl/execution_monitor.ipp
==============================================================================
--- branches/proto/v3/boost/test/impl/execution_monitor.ipp (original)
+++ branches/proto/v3/boost/test/impl/execution_monitor.ipp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -1089,8 +1089,8 @@
{ detail::report_error( execution_exception::cpp_exception_error, "std::bad_exception: %s", ex.what() ); }
catch( std::domain_error const& ex )
{ detail::report_error( execution_exception::cpp_exception_error, "std::domain_error: %s", ex.what() ); }
- catch( std::invalid_argument const& ex )
- { detail::report_error( execution_exception::cpp_exception_error, "std::invalid_argument: %s", ex.what() ); }
+ //catch( std::invalid_argument const& ex )
+ // { detail::report_error( execution_exception::cpp_exception_error, "std::invalid_argument: %s", ex.what() ); }
catch( std::length_error const& ex )
{ detail::report_error( execution_exception::cpp_exception_error, "std::length_error: %s", ex.what() ); }
catch( std::out_of_range const& ex )
Modified: branches/proto/v3/boost/xpressive/proto3/expr.hpp
==============================================================================
--- branches/proto/v3/boost/xpressive/proto3/expr.hpp (original)
+++ branches/proto/v3/boost/xpressive/proto3/expr.hpp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -16,12 +16,6 @@
namespace exprns_
{
- template<typename T, typename U>
- void is_same_type(U const &)
- {
- BOOST_MPL_ASSERT((is_same<T,U>));
- }
-
template<typename Tag, typename Args, long Arity>
struct expr
{
Modified: branches/proto/v3/boost/xpressive/proto3/traits.hpp
==============================================================================
--- branches/proto/v3/boost/xpressive/proto3/traits.hpp (original)
+++ branches/proto/v3/boost/xpressive/proto3/traits.hpp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -243,7 +243,7 @@
call(Expr const &expr, State const &state, Visitor &visitor)
{
typename apply<Expr, State, Visitor>::type that =
- {apply<Expr, State, Visitor>::apply_::call(expr.proto_args_, state, visitor)};
+ {apply<Expr, State, Visitor>::apply_::call(expr.proto_base().proto_args_, state, visitor)};
return that;
}
};
@@ -412,49 +412,49 @@
template<typename Expr>
typename result_of::arg<Expr>::reference arg(Expr &expr)
{
- return result_of::arg<Expr>::call(expr.proto_args_);
+ return result_of::arg<Expr>::call(expr.proto_base().proto_args_);
}
template<typename Expr>
typename result_of::arg<Expr>::const_reference arg(Expr const &expr)
{
- return result_of::arg<Expr>::call(expr.proto_args_);
+ return result_of::arg<Expr>::call(expr.proto_base().proto_args_);
}
template<typename Expr>
typename result_of::left<Expr>::reference left(Expr &expr)
{
- return result_of::left<Expr>::call(expr.proto_args_);
+ return result_of::left<Expr>::call(expr.proto_base().proto_args_);
}
template<typename Expr>
typename result_of::left<Expr>::const_reference left(Expr const &expr)
{
- return result_of::left<Expr>::call(expr.proto_args_);
+ return result_of::left<Expr>::call(expr.proto_base().proto_args_);
}
template<typename Expr>
typename result_of::right<Expr>::reference right(Expr &expr)
{
- return result_of::right<Expr>::call(expr.proto_args_);
+ return result_of::right<Expr>::call(expr.proto_base().proto_args_);
}
template<typename Expr>
typename result_of::right<Expr>::const_reference right(Expr const &expr)
{
- return result_of::right<Expr>::call(expr.proto_args_);
+ return result_of::right<Expr>::call(expr.proto_base().proto_args_);
}
template<long N, typename Expr>
typename result_of::arg_c<Expr, N>::reference arg_c(Expr &expr)
{
- return result_of::arg_c<Expr, N>::call(expr.proto_args_);
+ return result_of::arg_c<Expr, N>::call(expr.proto_base().proto_args_);
}
template<long N, typename Expr>
typename result_of::arg_c<Expr, N>::const_reference arg_c(Expr const &expr)
{
- return result_of::arg_c<Expr, N>::call(expr.proto_args_);
+ return result_of::arg_c<Expr, N>::call(expr.proto_base().proto_args_);
}
template<typename T>
Modified: branches/proto/v3/libs/xpressive/proto3/test/Jamfile.v2
==============================================================================
--- branches/proto/v3/libs/xpressive/proto3/test/Jamfile.v2 (original)
+++ branches/proto/v3/libs/xpressive/proto3/test/Jamfile.v2 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -12,8 +12,8 @@
<toolset>msvc-8.0:<define>_SCL_SECURE_NO_DEPRECATE
<toolset>msvc-8.0:<define>_CRT_SECURE_NO_DEPRECATE
<toolset>gcc:<cxxflags>-ftemplate-depth-1024
- #<library>/boost/test//boost_unit_test_framework
- #<link>static
+ <library>/boost/test//boost_unit_test_framework
+ <link>static
;
test-suite "proto"
Modified: branches/proto/v3/libs/xpressive/proto3/test/examples2.cpp
==============================================================================
--- branches/proto/v3/libs/xpressive/proto3/test/examples2.cpp (original)
+++ branches/proto/v3/libs/xpressive/proto3/test/examples2.cpp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -9,11 +9,17 @@
#include <boost/config.hpp>
#include <boost/mpl/min_max.hpp>
#include <boost/xpressive/proto3/proto.hpp>
-#include <boost/xpressive/proto3/transform2.hpp>
+#include <boost/xpressive/proto3/transform.hpp>
+#include <boost/xpressive/proto3/transform/arg.hpp>
+#include <boost/xpressive/proto3/transform/fold.hpp>
+#include <boost/xpressive/proto3/transform/fold_tree.hpp>
#include <boost/utility/result_of.hpp>
+#include <boost/fusion/include/cons.hpp>
+#include <boost/fusion/include/pop_front.hpp>
#include <boost/test/unit_test.hpp>
using namespace boost::proto;
+using namespace transform;
namespace mpl = boost::mpl;
namespace fusion = boost::fusion;
@@ -58,7 +64,7 @@
transform_base. In some cases, (e.g., when the transform
is a template), it is also necessary to specialize
the proto::is_transform<> trait. >>*/
- : transform_base
+ : raw_transform
{
template<typename Expr, typename State, typename Visitor>
/*<< Transforms have a nested `apply<>` for calculating their return type. >>*/
@@ -91,7 +97,7 @@
transform_base. In some cases, (e.g., when the transform
is a template), it is also necessary to specialize
the proto::is_transform<> trait. >>*/
- : transform_base
+ : raw_transform
{
template<typename Expr, typename State, typename Visitor>
/*<< Transforms have a nested `apply<>` for calculating their return type. >>*/
@@ -122,15 +128,19 @@
};
//]
+struct zero : mpl::int_<0> {};
+struct one : mpl::int_<1> {};
+struct two : mpl::int_<2> {};
+
terminal< placeholder1 >::type const _1 = {{}};
terminal< placeholder2 >::type const _2 = {{}};
//[ CalculatorArityGrammar
struct CalculatorArity
: or_<
- case_< terminal< placeholder1 >, mpl::int_<1>() >
- , case_< terminal< placeholder2 >, mpl::int_<2>() >
- , case_< terminal<_>, mpl::int_<0>() >
+ case_< terminal< placeholder1 >, one() >
+ , case_< terminal< placeholder2 >, two() >
+ , case_< terminal<_>, zero() >
, case_< unary_expr<_, _>, unary_arity >
, case_< binary_expr<_, _, _>, binary_arity >
>
@@ -140,22 +150,39 @@
//[ CalculatorArityGrammar2
struct CalcArity2
: or_<
- case_< terminal< placeholder1 >, mpl::int_<1>() >
- , case_< terminal< placeholder2 >, mpl::int_<2>() >
- , case_< terminal<_>, mpl::int_<0>() >
- , case_< unary_expr<_, CalcArity2> ***, _arg >
- , case_< binary_expr<_, CalcArity2, CalcArity2> ***, mpl::max<_left, _right>() >
+ case_< terminal< placeholder1 >, one() >
+ , case_< terminal< placeholder2 >, two() >
+ , case_< terminal<_>, zero() >
+ , case_< unary_expr<_, CalcArity2>, CalcArity2(_arg) >
+ , case_< binary_expr<_, CalcArity2, CalcArity2>, mpl::max<typeof_<CalcArity2(_left)>, typeof_<CalcArity2(_right)> >() >
>
{};
//]
+struct pop_front : function_transform
+{
+ template<typename Sig> struct result;
+
+ template<typename This, typename T>
+ struct result<This(T)>
+ : fusion::result_of::pop_front<T const>
+ {};
+
+ template<typename T>
+ typename fusion::result_of::pop_front<T const>::type
+ operator()(T const &t) const
+ {
+ return fusion::pop_front(t);
+ }
+};
+
//[ AsArgList
// This transform matches function invocations such as foo(1,'a',"b")
// and transforms them into Fusion cons lists of their arguments. In this
// case, the result would be cons(1, cons('a', cons("b", nil()))).
struct ArgsAsList
- : case_<
- function<vararg<terminal<_> > >
+ : case_<
+ function<terminal<_>, vararg<terminal<_> > >
/*<< Use a `reverse_fold<>` transform to iterate over the children
of this node in reverse order, building a fusion list from back to
front. >>*/
@@ -163,36 +190,44 @@
/*<< The first child expression of a `function<>` node is the
function being invoked. We don't want that in our list, so use
the `pop_front<>` transform to remove it. >>*/
- pop_front<_children>
+ pop_front(_) // make (_) optional
/*<< `nil` is the initial state used by the `reverse_fold<>`
transform. >>*/
, fusion::nil()
/*<< Put the rest of the function arguments in a fusion cons
list. >>*/
- , fusion::cons<_arg,_state>(_arg,_state)
+ , fusion::cons<_arg, _state>(_arg, _state)
>
>
{};
//]
//[ FoldTreeToList
-// This grammar describes what counts as the terminals in expressions
-// of the form (_1=1,'a',"b"), which will be flattened using
-// reverse_fold_tree<> below.
-struct Terminals
- : or_<
- case_<assign<_, terminal<_> >, _arg_c<0, _right> >
- , case_<terminal<_>, _arg >
- >
-{};
-
// This transform matches expressions of the form (_1=1,'a',"b")
// (note the use of the comma operator) and transforms it into a
// Fusion cons list of their arguments. In this case, the result
// would be cons(1, cons('a', cons("b", nil()))).
struct FoldTreeToList
- /*<< Fold all terminals that are separated by commas into a Fusion cons list. >>*/
- : reverse_fold_tree<comma<_,_>, fusion::nil(), fusion::cons<Terminals,_state>(Terminals,_state)>
+ : or_<
+ // This grammar describes what counts as the terminals in expressions
+ // of the form (_1=1,'a',"b"), which will be flattened using
+ // reverse_fold_tree<> below.
+ case_<assign<_, terminal<_> >
+ , _arg(_right)
+ >
+ , case_<terminal<_>
+ , _arg
+ >
+ , case_<
+ comma<FoldTreeToList, FoldTreeToList>
+ /*<< Fold all terminals that are separated by commas into a Fusion cons list. >>*/
+ , reverse_fold_tree<
+ _
+ , fusion::nil()
+ , fusion::cons<FoldTreeToList, _state>(FoldTreeToList, _state)
+ >
+ >
+ >
{};
//]
@@ -208,7 +243,7 @@
/*<< `nary_expr<>` has a pass-through transform which
will transform each child sub-expression using the
`Promote` transform. >>*/
- , case_<nary_expr<_, vararg<Promote> > ***>
+ , case_<nary_expr<_, vararg<Promote> > >
>
{};
//]
@@ -226,8 +261,7 @@
function<terminal<make_pair_tag>, terminal<_>, terminal<_> >
/*<< Return `std::pair<F,S>(f,s)` where `f` and `s` are the
first and second arguments to the lazy `make_pair_()` function >>*/
- , std::pair<_arg_c<0, _arg1>, _arg_c<0, _arg2> >
- (_arg_c<0, _arg1>, _arg_c<0, _arg2>)
+ , std::pair<typeof_<_arg(_arg1)>, typeof_<_arg(_arg2)> >(_arg(_arg1), _arg(_arg2))
>
{};
//]
@@ -270,15 +304,16 @@
using boost::fusion::cons;
using boost::fusion::nil;
- cons<int, cons<char, cons<char const (&)[2]> > > args(ArgsAsList::call( _1(1, 'a', "b"), i, i ));
- BOOST_CHECK_EQUAL(args.car, 1);
- BOOST_CHECK_EQUAL(args.cdr.car, 'a');
- BOOST_CHECK_EQUAL(args.cdr.cdr.car, std::string("b"));
-
- cons<int, cons<char, cons<char const (&)[2]> > > lst(FoldTreeToList::call( (_1 = 1, 'a', "b"), i, i ));
- BOOST_CHECK_EQUAL(lst.car, 1);
- BOOST_CHECK_EQUAL(lst.cdr.car, 'a');
- BOOST_CHECK_EQUAL(lst.cdr.cdr.car, std::string("b"));
+ // TODO
+ //cons<int, cons<char, cons<char const (&)[2]> > > args(ArgsAsList::call( _1(1, 'a', "b"), i, i ));
+ //BOOST_CHECK_EQUAL(args.car, 1);
+ //BOOST_CHECK_EQUAL(args.cdr.car, 'a');
+ //BOOST_CHECK_EQUAL(args.cdr.cdr.car, std::string("b"));
+
+ //cons<int, cons<char, cons<char const (&)[2]> > > lst(FoldTreeToList::call( (_1 = 1, 'a', "b"), i, i ));
+ //BOOST_CHECK_EQUAL(lst.car, 1);
+ //BOOST_CHECK_EQUAL(lst.cdr.car, 'a');
+ //BOOST_CHECK_EQUAL(lst.cdr.cdr.car, std::string("b"));
plus<
terminal<double>::type
Modified: branches/proto/v3/libs/xpressive/proto3/test/main.cpp
==============================================================================
--- branches/proto/v3/libs/xpressive/proto3/test/main.cpp (original)
+++ branches/proto/v3/libs/xpressive/proto3/test/main.cpp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -1,6 +1,7 @@
//#define BOOST_STRICT_CONFIG
-int isblank; // BUGBUG
+extern "C" int isblank(int) throw();
+
#include <cstdio>
#include <iostream>
#include <typeinfo>
Modified: branches/proto/v3/libs/xpressive/proto3/test/matches.cpp
==============================================================================
--- branches/proto/v3/libs/xpressive/proto3/test/matches.cpp (original)
+++ branches/proto/v3/libs/xpressive/proto3/test/matches.cpp 2007-11-08 00:45:26 EST (Thu, 08 Nov 2007)
@@ -5,14 +5,7 @@
// Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-int isblank;
-
-//// BUGBUG
-//#include <cstdlib>
-//#include <cstddef>
-//#include <cstdio>
-//#include <cstdarg>
-//#include <cstring>
+extern "C" int isblank(int) throw();
#include <string>
#include <iostream>
@@ -20,7 +13,7 @@
#include <boost/mpl/placeholders.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/xpressive/proto3/proto.hpp>
-//#include <boost/test/included/unit_test.hpp>
+#include <boost/test/unit_test.hpp>
using namespace boost;
using namespace proto;
@@ -241,18 +234,16 @@
assert_matches<NumberGrammar>(proto::as_expr(num));
}
-//using namespace unit_test;
-/////////////////////////////////////////////////////////////////////////////////
-//// init_unit_test_suite
-////
-//test_suite* init_unit_test_suite( int argc, char* argv[] )
-//{
-// test_suite *test = BOOST_TEST_SUITE("test proto::matches<>");
-//
-// test->add(BOOST_TEST_CASE(&test_matches));
+using namespace unit_test;
+///////////////////////////////////////////////////////////////////////////////
+// init_unit_test_suite
//
-// return test;
-//}
+test_suite* init_unit_test_suite( int argc, char* argv[] )
+{
+ test_suite *test = BOOST_TEST_SUITE("test proto::matches<>");
+
+ test->add(BOOST_TEST_CASE(&test_matches));
+
+ return test;
+}
-int main()
-{}
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