xref: /trunk/main/autodoc/source/parser/cpp/pe_funct.hxx (revision 1c78a5d6c0093dece4c096ba53051800fbad6e33)

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 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/




#ifndef ADC_CPP_PE_FUNCT_HXX
#define ADC_CPP_PE_FUNCT_HXX



// USED SERVICES
    // BASE CLASSES
#include "cpp_pe.hxx"
    // COMPONENTS
#include <semantic/callf.hxx>
#include <semantic/sub_peu.hxx>
#include <ary/cpp/c_types4cpp.hxx>
#include <ary/cpp/c_vfflag.hxx>
    // PARAMETERS


namespace ary
{
namespace cpp
{
class Function;
struct S_VariableInfo;
}
}

namespace cpp
{

class PE_Type;
class PE_Parameter;

class PE_Function : public Cpp_PE
{
  public:
    enum E_State
    {
        afterStdOperator,           // if initializes as operator
        afterStdOperatorLeftBracket,
                                    // if initializes as operator with ( or [
        afterCastOperator,          // if initializes as operator
        afterName,                  // undecided
        expectParameterSeparator,   //
        afterParameters,            // before const, volatile throw or = 0.
        afterThrow,                 // expect (
        expectExceptionSeparator,   //
        afterExceptions,            // = 0 oder ; oder ,
        expectZero,                 // after '='
        inImplementation,           // after {
        size_of_states
    };
    typedef ary::cpp::E_Protection              E_Protection;
    typedef ary::cpp::E_Virtuality              E_Virtuality;
    typedef ary::cpp::E_ConVol                  E_ConVol;

                        PE_Function(
                            Cpp_PE *            i_pParent );
                        ~PE_Function();

    void                Init_Std(
                            const String  &     i_sName,
                            ary::cpp::Type_id   i_nReturnType,
                            bool                i_bVirtual,
                            ary::cpp::FunctionFlags
                                                i_aFlags );
    void                Init_Ctor(
                            const String  &     i_sName,
                            ary::cpp::FunctionFlags
                                                i_aFlags );
    void                Init_Dtor(
                            const String  &     i_sName,
                            bool                i_bVirtual,
                            ary::cpp::FunctionFlags
                                                i_aFlags );
    void                Init_CastOperator(
                            bool                i_bVirtual,
                            ary::cpp::FunctionFlags
                                                i_aFlags );
    void                Init_NormalOperator(
                            ary::cpp::Type_id   i_nReturnType,
                            bool                i_bVirtual,
                            ary::cpp::FunctionFlags
                                                i_aFlags );

    ary::cpp::Ce_id     Result_Id() const;
    bool                Result_WithImplementation() const;

    virtual void        Call_Handler(
                            const cpp::Token &  i_rTok );
  private:
    typedef SubPe< PE_Function, PE_Type >           SP_Type;
    typedef SubPeUse< PE_Function, PE_Type >        SPU_Type;
    typedef SubPe< PE_Function, PE_Parameter>       SP_Parameter;
    typedef SubPeUse<PE_Function, PE_Parameter>     SPU_Parameter;

    typedef std::vector<ary::cpp::S_Parameter>      ParameterList;
    typedef std::vector<ary::cpp::Type_id>          ExceptionTypeList;

    void                Setup_StatusFunctions();
    virtual void        InitData();
    virtual void        TransferData();
    void                Hdl_SyntaxError(const char * i_sText);

    void                SpInit_CastOperatorType();

    void                SpReturn_Parameter();
    void                SpReturn_Exception();
    void                SpReturn_CastOperatorType();

    void                On_afterOperator_Std_Operator(const char * i_sText);             // Operator+() etc.
    void                On_afterOperator_Std_LeftBracket(const char * i_sText); // operator [] or ()
    void                On_afterStdOperatorLeftBracket_RightBracket(const char * i_sText);
    void                On_afterOperator_Cast_Type(const char * i_sText);    // Type

    void                On_afterName_Bracket_Left(const char * i_sText);

    void                On_expectParameterSeparator_BracketRight(const char * i_sText);
    void                On_expectParameterSeparator_Comma(const char * i_sText);

    void                On_afterParameters_const(const char * i_sText);
    void                On_afterParameters_volatile(const char * i_sText);
    void                On_afterParameters_throw(const char * i_sText);
    void                On_afterParameters_SwBracket_Left(const char * i_sText);
    void                On_afterParameters_Semicolon(const char * i_sText);
    void                On_afterParameters_Comma(const char * i_sText);
    void                On_afterParameters_Colon(const char * i_sText);
    void                On_afterParameters_Assign(const char * i_sText);

    void                On_afterThrow_Bracket_Left(const char * i_sText);

    void                On_expectExceptionSeparator_BracketRight(const char * i_sText);
    void                On_expectExceptionSeparator_Comma(const char * i_sText);

    void                On_afterExceptions_SwBracket_Left(const char * i_sText);
    void                On_afterExceptions_Semicolon(const char * i_sText);
    void                On_afterExceptions_Comma(const char * i_sText);
    void                On_afterExceptions_Colon(const char * i_sText);
    void                On_afterExceptions_Assign(const char * i_sText);

    void                On_expectZero_Constant(const char * i_sText);

    void                On_inImplementation_SwBracket_Left(const char * i_sText);
    void                On_inImplementation_SwBracket_Right(const char * i_sText);
    void                On_inImplementation_Default(const char * i_sText);

    void                PerformFinishingPunctuation();
    void                EnterImplementation(
                            intt                i_nBracketCountStart ); /// 1 normally, 0 in initialisation section of c'tors.

    // DATA
    Dyn< PeStatusArray<PE_Function> >
                        pStati;

    Dyn< SP_Parameter > pSpParameter;
    Dyn< SPU_Parameter> pSpuParameter;
    Dyn< SP_Type >      pSpType;
    Dyn< SPU_Type >     pSpuException;
    Dyn< SPU_Type >     pSpuCastOperatorType;       // in "operator int()" or "operator ThatClass *()"

    ary::cpp::Ce_id     nResult;
    bool                bResult_WithImplementation; // Necessary for the parent ParseEnvironment
                                                    //   to know, there is no semicolon or comma following.
        // Pre results
    StreamStr           aName;
    E_Virtuality        eVirtuality;
    E_ConVol            eConVol;
    ary::cpp::FunctionFlags
                        aFlags;
    ary::cpp::Type_id   nReturnType;
    ParameterList       aParameters;
    ExceptionTypeList   aExceptions;
    bool                bThrow;                     // Indicates, if there is a throw - important, if there are 0 exceptions listed.
    intt                nBracketCounterInImplementation;
};




// IMPLEMENTATION
inline bool
PE_Function::Result_WithImplementation() const
    { return bResult_WithImplementation; }




}   // namespace cpp
#endif





/*  // Overview of Stati

Undecided
---------

start           // vor und w�hrend storage class specifiern

->Typ

expectName      // Typ ist da

afterName




Variable
--------

start           // vor und w�hrend storage class specifiern

->Typ

expectName      // Typ ist da  -> im Falle von '(': notyetimplemented
afterName

expectSize      // after [
expectFinish
                // vor ; oder ,
expectNextVarName  // anders als bei expectName kann hier auch * oder & kommen





Function
--------

start               // vor und w�hrend storage class specifiern

->Typ

expectName          // Typ ist da
expectBracket       // Nach Name
expectParameter     // nach ( oder ,
-> Parameter
after Parameters    // before const, volatile throw or = 0.
after throw         // expect (
expectException     // after (
after exceptions    // = 0 oder ; oder ,


expectNextVarName  // anders als bei expectName kann hier auch * oder & kommen







*/