UnlabeledMultiArg.h
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// -*- Mode: c++; c-basic-offset: 4; tab-width: 4; -*-
/******************************************************************************
*
* file: UnlabeledMultiArg.h
*
* Copyright (c) 2003, Michael E. Smoot.
* Copyright (c) 2017, Google LLC
* All rights reserved.
*
* See the file COPYING in the top directory of this distribution for
* more information.
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#ifndef TCLAP_MULTIPLE_UNLABELED_ARGUMENT_H
#define TCLAP_MULTIPLE_UNLABELED_ARGUMENT_H
#include <string>
#include <vector>
#include <tclap/MultiArg.h>
#include <tclap/OptionalUnlabeledTracker.h>
namespace TCLAP {
template<class T>
class UnlabeledMultiArg : public MultiArg<T>
{
// If compiler has two stage name lookup (as gcc >= 3.4 does)
// this is required to prevent undef. symbols
using MultiArg<T>::_ignoreable;
using MultiArg<T>::_hasBlanks;
using MultiArg<T>::_extractValue;
using MultiArg<T>::_typeDesc;
using MultiArg<T>::_name;
using MultiArg<T>::_description;
using MultiArg<T>::_alreadySet;
using MultiArg<T>::toString;
public:
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
bool ignoreable = false,
Visitor* v = NULL );
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
CmdLineInterface& parser,
bool ignoreable = false,
Visitor* v = NULL );
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
bool ignoreable = false,
Visitor* v = NULL );
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
CmdLineInterface& parser,
bool ignoreable = false,
Visitor* v = NULL );
virtual bool processArg(int* i, std::vector<std::string>& args);
virtual std::string shortID(const std::string& val="val") const;
virtual std::string longID(const std::string& val="val") const;
virtual bool operator==(const Arg& a) const;
virtual void addToList( std::list<Arg*>& argList ) const;
};
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, typeDesc, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
CmdLineInterface& parser,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, typeDesc, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
parser.add( this );
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, constraint, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
CmdLineInterface& parser,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, constraint, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
parser.add( this );
}
template<class T>
bool UnlabeledMultiArg<T>::processArg(int *i, std::vector<std::string>& args)
{
if ( _hasBlanks( args[*i] ) )
return false;
// never ignore an unlabeled multi arg
// always take the first value, regardless of the start string
_extractValue( args[(*i)] );
/*
// continue taking args until we hit the end or a start string
while ( (unsigned int)(*i)+1 < args.size() &&
args[(*i)+1].find_first_of( Arg::flagStartString() ) != 0 &&
args[(*i)+1].find_first_of( Arg::nameStartString() ) != 0 )
_extractValue( args[++(*i)] );
*/
_alreadySet = true;
return true;
}
template<class T>
std::string UnlabeledMultiArg<T>::shortID(const std::string& val) const
{
static_cast<void>(val); // Ignore input, don't warn
return std::string("<") + _typeDesc + "> ...";
}
template<class T>
std::string UnlabeledMultiArg<T>::longID(const std::string& val) const
{
static_cast<void>(val); // Ignore input, don't warn
return std::string("<") + _typeDesc + "> (accepted multiple times)";
}
template<class T>
bool UnlabeledMultiArg<T>::operator==(const Arg& a) const
{
if ( _name == a.getName() || _description == a.getDescription() )
return true;
else
return false;
}
template<class T>
void UnlabeledMultiArg<T>::addToList( std::list<Arg*>& argList ) const
{
argList.push_back( const_cast< Arg*>(static_cast<const Arg* const>(this)) );
}
}
#endif
MultiArg.h
OptionalUnlabeledTracker.h
TCLAP::Arg
A virtual base class that defines the essential data for all arguments.
Definition: Arg.h:56
TCLAP::Arg::_ignoreable
bool _ignoreable
Whether this argument can be ignored, if desired.
Definition: Arg.h:141
TCLAP::Arg::getName
const std::string & getName() const
Returns the argument name.
Definition: Arg.h:560
TCLAP::Arg::getDescription
std::string getDescription() const
Returns the argument description.
Definition: Arg.h:545
TCLAP::Arg::toString
virtual std::string toString() const
Returns a simple string representation of the argument.
Definition: Arg.h:590
TCLAP::CmdLineInterface
The base class that manages the command line definition and passes along the parsing to the appropria...
Definition: CmdLineInterface.h:47
TCLAP::CmdLineInterface::add
virtual void add(Arg &a)=0
Adds an argument to the list of arguments to be parsed.
TCLAP::Constraint
The interface that defines the interaction between the Arg and Constraint.
Definition: Constraint.h:43
TCLAP::MultiArg
An argument that allows multiple values of type T to be specified.
Definition: MultiArg.h:43
TCLAP::OptionalUnlabeledTracker::check
static void check(bool req, const std::string &argName)
Definition: OptionalUnlabeledTracker.h:50
TCLAP::UnlabeledMultiArg
Just like a MultiArg, except that the arguments are unlabeled.
Definition: UnlabeledMultiArg.h:44
TCLAP::UnlabeledMultiArg::addToList
virtual void addToList(std::list< Arg * > &argList) const
Pushes this to back of list rather than front.
Definition: UnlabeledMultiArg.h:297
TCLAP::UnlabeledMultiArg::shortID
virtual std::string shortID(const std::string &val="val") const
Returns the a short id string.
Definition: UnlabeledMultiArg.h:274
TCLAP::UnlabeledMultiArg::UnlabeledMultiArg
UnlabeledMultiArg(const std::string &name, const std::string &desc, bool req, const std::string &typeDesc, bool ignoreable=false, Visitor *v=NULL)
Constructor.
Definition: UnlabeledMultiArg.h:190
TCLAP::UnlabeledMultiArg::longID
virtual std::string longID(const std::string &val="val") const
Returns the a long id string.
Definition: UnlabeledMultiArg.h:281
TCLAP::UnlabeledMultiArg::operator==
virtual bool operator==(const Arg &a) const
Operator ==.
Definition: UnlabeledMultiArg.h:288
TCLAP::UnlabeledMultiArg::processArg
virtual bool processArg(int *i, std::vector< std::string > &args)
Handles the processing of the argument.
Definition: UnlabeledMultiArg.h:248
TCLAP::Visitor
A base class that defines the interface for visitors.
Definition: Visitor.h:35
TCLAP
Definition: Arg.h:48