mirror of
https://github.com/cuberite/TCLAP.git
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139 lines
2.9 KiB
C++
139 lines
2.9 KiB
C++
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/******************************************************************************
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*
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* file: MultiArg.h
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*
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* Copyright (c) 2003, Michael E. Smoot .
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* All rights reverved.
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*
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* See the file COPYING in the top directory of this distribution for
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* more information.
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*
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* THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************/
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#ifndef __MULTIPLE_ARGUMENT_HH__
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#define __MULTIPLE_ARGUMENT_HH__
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#include <string>
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#include <vector>
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#include <sstream>
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#include <tclap/Visitor.h>
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using namespace std;
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namespace TCLAP {
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template<class T>
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class MultiArg : public Arg
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{
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protected:
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vector<T> _values;
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string _typeDesc;
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void _extractValue(int i, vector<string>& args);
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public:
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MultiArg( const string& flag,
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const string& name,
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const string& desc,
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bool req,
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const string& typeDesc,
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Visitor* v = NULL);
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~MultiArg();
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virtual bool processArg(int* i, vector<string>& args);
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const vector<T>& getValue() ;
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virtual string shortID(const string& val="val") const;
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virtual string longID(const string& val="val") const;
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};
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template<class T>
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MultiArg<T>::MultiArg(const string& flag,
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const string& name,
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const string& desc,
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bool req,
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const string& typeDesc,
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Visitor* v)
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: Arg( flag, name, desc, req, true, v ),
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_typeDesc( typeDesc )
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{ };
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template<class T>
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MultiArg<T>::~MultiArg() { };
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template<class T>
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const vector<T>& MultiArg<T>::getValue() { return _values; };
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template<class T>
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bool MultiArg<T>::processArg(int *i, vector<string>& args)
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{
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if ( _ignoreable && Arg::ignoreRest() )
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return false;
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if ( argMatches( args[*i] ) )
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{
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(*i)++;
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if ( *i < args.size() )
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{
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_extractValue( *i, args );
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return true;
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}
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else
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throw( ArgException("Missing a value for this argument!",
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toString() ) );
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}
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else
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return false;
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}
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template<class T>
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void MultiArg<T>::_extractValue(int i, vector<string>& args)
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{
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T temp;
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istringstream is(args[i]);
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is >> temp;
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if ( is.fail() )
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throw( ArgException("Couldn't read argument value!", toString()));
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_values.push_back(temp);
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_checkWithVisitor();
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}
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template<class T>
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string MultiArg<T>::shortID(const string& val) const
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{
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string id = Arg::shortID(_typeDesc) + " ... ";
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return id;
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}
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template<class T>
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string MultiArg<T>::longID(const string& val) const
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{
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string id = Arg::longID(_typeDesc) + " (accepted multiple times)";
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return id;
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}
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}
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#endif
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