116 lines
2.9 KiB
C++
116 lines
2.9 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
|
|
|
|
/*
|
|
* Copyright (c) 2006 Stephen Bennett
|
|
*
|
|
* This file is part of the Paludis package manager. Paludis is free software;
|
|
* you can redistribute it and/or modify it under the terms of the GNU General
|
|
* Public License, version 2, as published by the Free Software Foundation.
|
|
*
|
|
* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
* details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
|
|
* Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <paludis/args/args_dumper.hh>
|
|
#include <paludis/args/args_option.hh>
|
|
|
|
#include <sstream>
|
|
|
|
using namespace paludis;
|
|
using namespace paludis::args;
|
|
|
|
ArgsDumper::ArgsDumper(std::ostream & os) :
|
|
_os(os)
|
|
{
|
|
}
|
|
|
|
void ArgsDumper::generic_visit(const ArgsOption & a)
|
|
{
|
|
std::stringstream p;
|
|
p << " --" << a.long_name();
|
|
if (a.short_name())
|
|
p << ", -" << a.short_name();
|
|
if (p.str().length() < 24)
|
|
p << std::string(24 - p.str().length(), ' ');
|
|
else
|
|
p << std::endl << std::string(24, ' ');
|
|
_os << p.str();
|
|
_os << " " << a.description() << std::endl;
|
|
}
|
|
|
|
void ArgsDumper::visit(const StringSetArg & a)
|
|
{
|
|
generic_visit(a);
|
|
|
|
if (a.begin_allowed_args() != a.end_allowed_args())
|
|
for (StringSetArg::AllowedArgConstIterator it = a.begin_allowed_args(), it_end = a.end_allowed_args();
|
|
it != it_end; ++it)
|
|
{
|
|
std::stringstream p;
|
|
p << " " << (*it).first;
|
|
if (p.str().length() < 26)
|
|
p << std::string(26 - p.str().length(), ' ');
|
|
_os << p.str();
|
|
_os << " " << (*it).second;
|
|
_os << std::endl;
|
|
}
|
|
}
|
|
|
|
void ArgsDumper::visit(const StringSequenceArg & a)
|
|
{
|
|
generic_visit(a);
|
|
}
|
|
|
|
void ArgsDumper::visit(const EnumArg & a)
|
|
{
|
|
generic_visit(a);
|
|
|
|
for (EnumArg::AllowedArgConstIterator it = a.begin_allowed_args(), it_end = a.end_allowed_args();
|
|
it != it_end; ++it)
|
|
{
|
|
std::stringstream p;
|
|
p << " " << it->long_name();
|
|
if (it->short_name())
|
|
p << " (" << std::string(1, it->short_name()) << ")";
|
|
if (p.str().length() < 26)
|
|
p << std::string(26 - p.str().length(), ' ');
|
|
_os << p.str();
|
|
_os << " " << it->description();
|
|
if (it->long_name() == a.default_arg())
|
|
_os << " (default)";
|
|
_os << std::endl;
|
|
}
|
|
}
|
|
|
|
void
|
|
ArgsDumper::visit(const SwitchArg & a)
|
|
{
|
|
generic_visit(a);
|
|
}
|
|
|
|
void
|
|
ArgsDumper::visit(const StringArg & a)
|
|
{
|
|
generic_visit(a);
|
|
}
|
|
|
|
void
|
|
ArgsDumper::visit(const IntegerArg & a)
|
|
{
|
|
generic_visit(a);
|
|
}
|
|
|
|
void
|
|
ArgsDumper::visit(const AliasArg & a)
|
|
{
|
|
if(! a.hidden())
|
|
generic_visit(a);
|
|
}
|
|
|