Revision a1f53e7be9c5b2aee6931dede79d2b89e6170fd9 authored by Thomas Fischer on 04 November 2021, 07:34:51 UTC, committed by Dmitry Yu. Naumov on 05 November 2021, 00:14:15 UTC
Fixes bugs detected by tests.
1 parent 3288227
TCLAPCustomOutput.h
/**
* \file
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*/
#pragma once
#include <tclap/Arg.h>
#include <tclap/CmdLineInterface.h>
#include <tclap/CmdLineOutput.h>
#include <tclap/StdOutput.h>
#include <tclap/XorHandler.h>
#include <algorithm>
#include <iosfwd>
#include <list>
#include <string>
#include <vector>
namespace BaseLib
{
/**
* TCLAP standard output modified as follows
* - Print arguments in the order of added to Command object
*/
class TCLAPCustomOutput : public TCLAP::StdOutput
{
public:
/**
* Prints the usage to stdout. Can be overridden to
* produce alternative behavior.
* \param cmd_ - The CmdLine object the output is generated for.
*/
virtual void usage(TCLAP::CmdLineInterface& cmd_);
/**
* Prints (to stderr) an error message, short usage
* Can be overridden to produce alternative behavior.
* \param cmd_ - The CmdLine object the output is generated for.
* \param e - The ArgException that caused the failure.
*/
virtual void failure(TCLAP::CmdLineInterface& cmd_, TCLAP::ArgException& e);
protected:
/**
* Writes a brief usage message with short args.
* \param cmd_ - The CmdLine object the output is generated for.
* \param os - The stream to write the message to.
*/
void shortUsage_(TCLAP::CmdLineInterface& cmd_, std::ostream& os) const;
/**
* Writes a longer usage message with long and short args,
* provides descriptions and prints message.
* \param cmd_ - The CmdLine object the output is generated for.
* \param os - The stream to write the message to.
*/
void longUsage_(TCLAP::CmdLineInterface& cmd_, std::ostream& os) const;
};
inline void TCLAPCustomOutput::usage(TCLAP::CmdLineInterface& cmd_)
{
std::cout << std::endl << "USAGE: " << std::endl << std::endl;
shortUsage_(cmd_, std::cout);
std::cout << std::endl << std::endl << "Where: " << std::endl << std::endl;
longUsage_(cmd_, std::cout);
std::cout << std::endl;
}
inline void TCLAPCustomOutput::failure(TCLAP::CmdLineInterface& cmd_,
TCLAP::ArgException& e)
{
std::string progName = cmd_.getProgramName();
std::cerr << "PARSE ERROR: " << e.argId() << std::endl
<< " " << e.error() << std::endl
<< std::endl;
if (cmd_.hasHelpAndVersion())
{
std::cerr << "Brief USAGE: " << std::endl;
shortUsage_(cmd_, std::cerr);
std::cerr << std::endl
<< "For complete USAGE and HELP type: " << std::endl
<< " " << progName << " --help" << std::endl
<< std::endl;
}
else
{
usage(cmd_);
}
throw TCLAP::ExitException(1);
}
inline void TCLAPCustomOutput::shortUsage_(TCLAP::CmdLineInterface& cmd_,
std::ostream& os) const
{
std::list<TCLAP::Arg*> argList = cmd_.getArgList();
std::string progName = cmd_.getProgramName();
TCLAP::XorHandler xorHandler = cmd_.getXorHandler();
std::vector<std::vector<TCLAP::Arg*>> xorList = xorHandler.getXorList();
std::string s = progName + " ";
// first the xor
for (int i = 0; static_cast<unsigned int>(i) < xorList.size(); i++)
{
s += " {";
for (TCLAP::ArgVectorIterator it = xorList[i].begin();
it != xorList[i].end();
it++)
{
s += (*it)->shortID() + "|";
}
s[s.length() - 1] = '}';
}
// then the rest
for (auto it = argList.rbegin(); it != argList.rend(); ++it)
{ // here modified
if (!xorHandler.contains((*it)))
{
s += " " + (*it)->shortID();
}
}
// if the program name is too long, then adjust the second line offset
int secondLineOffset = static_cast<int>(progName.length()) + 2;
if (secondLineOffset > 75 / 2)
{
secondLineOffset = static_cast<int>(75 / 2);
}
spacePrint(os, s, 75, 3, secondLineOffset);
}
inline void TCLAPCustomOutput::longUsage_(TCLAP::CmdLineInterface& cmd_,
std::ostream& os) const
{
std::list<TCLAP::Arg*> argList = cmd_.getArgList();
std::string message = cmd_.getMessage();
TCLAP::XorHandler xorHandler = cmd_.getXorHandler();
std::vector<std::vector<TCLAP::Arg*>> xorList = xorHandler.getXorList();
// first the xor
for (int i = 0; static_cast<unsigned int>(i) < xorList.size(); i++)
{
for (TCLAP::ArgVectorIterator it = xorList[i].begin();
it != xorList[i].end();
it++)
{
this->spacePrint(os, (*it)->longID(), 75, 3, 3);
spacePrint(os, (*it)->getDescription(), 75, 5, 0);
if (it + 1 != xorList[i].end())
{
spacePrint(os, "-- OR --", 75, 9, 0);
}
}
os << std::endl << std::endl;
}
// then the rest
for (auto it = argList.rbegin(); it != argList.rend(); it++)
{ // here modified
if (!xorHandler.contains((*it)))
{
spacePrint(os, (*it)->longID(), 75, 3, 3);
spacePrint(os, (*it)->getDescription(), 75, 5, 0);
os << std::endl;
}
}
os << std::endl;
spacePrint(os, message, 75, 3, 0);
}
} // namespace BaseLib
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