valentina/src/libs/qmuparser/qmuparsercallback.cpp
dismine 9ca9455c80 For nothrow methods set Q_DECL_NOEXCEPT.
--HG--
branch : feature
2014-05-02 11:43:02 +03:00

408 lines
17 KiB
C++

/***************************************************************************************************
**
** Original work Copyright (C) 2013 Ingo Berg
** Modified work Copyright 2014 Roman Telezhynskyi <dismine(at)gmail.com>
**
** Permission is hereby granted, free of charge, to any person obtaining a copy of this
** software and associated documentation files (the "Software"), to deal in the Software
** without restriction, including without limitation the rights to use, copy, modify,
** merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
** permit persons to whom the Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in all copies or
** substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
** NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
** DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**
******************************************************************************************************/
#include "qmuparsercallback.h"
/**
* @file
* @brief Implementation of the parser callback class.
*/
namespace qmu
{
//---------------------------------------------------------------------------------------------------------------------
//Supressing specific warnings on gcc/g++ http://www.mr-edd.co.uk/blog/supressing_gcc_warnings
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type0 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 0 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type1 a_pFun, bool a_bAllowOpti, int a_iPrec, ECmdCode a_iCode )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 1 ), m_iPri ( a_iPrec ), m_eOprtAsct ( oaNONE ),
m_iCode ( a_iCode ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Constructor for constructing funcstion callbacks taking two arguments.
* @throw nothrow
*/
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type2 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 2 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Constructor for constructing binary operator callbacks.
* @param a_pFun Pointer to a static function taking two arguments
* @param a_bAllowOpti A flag indicating this funcation can be optimized
* @param a_iPrec The operator precedence
* @param a_eOprtAsct The operators associativity
* @throw nothrow
*/
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type2 a_pFun, bool a_bAllowOpti, int a_iPrec,
EOprtAssociativity a_eOprtAsct )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 2 ), m_iPri ( a_iPrec ), m_eOprtAsct ( a_eOprtAsct ),
m_iCode ( cmOPRT_BIN ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type3 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 3 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type4 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 4 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type5 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 5 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type6 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 6 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type7 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 7 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type8 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 8 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type9 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 9 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( fun_type10 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 10 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type0 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 0 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type1 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 1 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Constructor for constructing funcstion callbacks taking two arguments.
* @throw nothrow
*/
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type2 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 2 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type3 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 3 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type4 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 4 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type5 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 5 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type6 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 6 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type7 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 7 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type8 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 8 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type9 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 9 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( bulkfun_type10 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 10 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_BULK ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( multfun_type a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( -1 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC ), m_iType ( tpDBL ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( strfun_type1 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 0 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_STR ), m_iType ( tpSTR ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( strfun_type2 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 1 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_STR ), m_iType ( tpSTR ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
#ifdef __GNUC__
__extension__
#endif
QmuParserCallback::QmuParserCallback ( strfun_type3 a_pFun, bool a_bAllowOpti )
: m_pFun ( reinterpret_cast<void*> ( a_pFun ) ), m_iArgc ( 2 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ),
m_iCode ( cmFUNC_STR ), m_iType ( tpSTR ), m_bAllowOpti ( a_bAllowOpti )
{}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Default constructor.
* @throw nothrow
*/
QmuParserCallback::QmuParserCallback()
: m_pFun ( 0 ), m_iArgc ( 0 ), m_iPri ( -1 ), m_eOprtAsct ( oaNONE ), m_iCode ( cmUNKNOWN ), m_iType ( tpVOID ),
m_bAllowOpti ( 0 )
{}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Copy constructor.
* @throw nothrow
*/
QmuParserCallback::QmuParserCallback ( const QmuParserCallback &ref )
: m_pFun ( ref.m_pFun ), m_iArgc ( ref.m_iArgc ), m_iPri ( ref.m_iPri ), m_eOprtAsct ( ref.m_eOprtAsct ),
m_iCode ( ref.m_iCode ), m_iType ( ref.m_iType ), m_bAllowOpti ( ref.m_bAllowOpti )
{
m_pFun = ref.m_pFun;
m_iArgc = ref.m_iArgc;
m_bAllowOpti = ref.m_bAllowOpti;
m_iCode = ref.m_iCode;
m_iType = ref.m_iType;
m_iPri = ref.m_iPri;
m_eOprtAsct = ref.m_eOprtAsct;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Clone this instance and return a pointer to the new instance.
*/
QmuParserCallback* QmuParserCallback::Clone() const
{
return new QmuParserCallback ( *this );
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Return true if the function is conservative.
*
* Conservative functions return always the same result for the same argument.
* @throw nothrow
*/
// cppcheck-suppress unusedFunction
bool QmuParserCallback::IsOptimizable() const Q_DECL_NOEXCEPT
{
return m_bAllowOpti;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Get the callback address for the parser function.
*
* The type of the address is void. It needs to be recasted according to the argument number to the right type.
*
* @throw nothrow
* @return #pFun
*/
void* QmuParserCallback::GetAddr() const Q_DECL_NOEXCEPT
{
return m_pFun;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Return the callback code.
*/
ECmdCode QmuParserCallback::GetCode() const
{
return m_iCode;
}
//---------------------------------------------------------------------------------------------------------------------
ETypeCode QmuParserCallback::GetType() const
{
return m_iType;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Return the operator precedence.
* @throw nothrown
*
* Only valid if the callback token is an operator token (binary or infix).
*/
int QmuParserCallback::GetPri() const Q_DECL_NOEXCEPT
{
return m_iPri;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Return the operators associativity.
* @throw nothrown
*
* Only valid if the callback token is a binary operator token.
*/
EOprtAssociativity QmuParserCallback::GetAssociativity() const Q_DECL_NOEXCEPT
{
return m_eOprtAsct;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief Returns the number of function Arguments.
*/
int QmuParserCallback::GetArgc() const
{
return m_iArgc;
}
} // namespace qmu