source: dev/trunk/ab5.0/abdev/ab_common/include/Lexical/Type.h@ 637

#pragma once

class CClass;

class GenericType;
typedef std::vector<GenericType> GenericTypes;

class Type{
    int basicType;
    union{
        LONG_PTR index;
        const CClass *pClass;
    };

    // ジェネリクス クラス インスタンス型の場合に使う
    GenericTypes actualGenericTypes;

    // 型パラメータで使う
    std::string formalTypeName; // 型パラメータの名前
    int formalTypeIndex;        // 型パラメータの引数番号

    // XMLシリアライズ用
private:
    friend class boost::serialization::access;
    template<class Archive> void serialize(Archive& ar, const unsigned int version)
    {
        trace_for_serialize( "serializing - Type" );

        ar & BOOST_SERIALIZATION_NVP( basicType );
        if( HasMember() )
        {
            ar & boost::serialization::make_nvp("pClass", const_cast<CClass *&>(pClass));
            ar & BOOST_SERIALIZATION_NVP( actualGenericTypes );
        }
        else
        {
            ar & BOOST_SERIALIZATION_NVP( index );
        }

        if( IsTypeParameter() )
        {
            ar & BOOST_SERIALIZATION_NVP( formalTypeName );
            ar & BOOST_SERIALIZATION_NVP( formalTypeIndex );
        }
    }

public:
    static int GetBasicSize( int basicType );

    Type():
      basicType( DEF_NON ),
      index( -1 ){}
    Type( int basicType ):
      basicType( basicType ),
      index( -1 ){}

    Type( int basicType, LONG_PTR index )
        : basicType( basicType )
        , index( index )
    {
    }

    Type( int basicType, const CClass &objClass ):
      basicType( basicType ),
      index( (LONG_PTR)&objClass ){}

    Type( const Type &type )
        : basicType( type.basicType )
        , index( type.index )
        , actualGenericTypes( type.actualGenericTypes )
        , formalTypeName( type.formalTypeName )
        , formalTypeIndex( type.formalTypeIndex )
    {
    }

    ~Type();

    void operator= ( const Type &type )
    {
        basicType = type.basicType;
        index = type.index;
        actualGenericTypes = type.actualGenericTypes;
        formalTypeName = type.formalTypeName;
        formalTypeIndex = type.formalTypeIndex;
    }

    __inline int GetBasicType() const
    {
        return basicType;
    }
    LONG_PTR GetIndex() const
    {
        return index;
    }
    const CClass &GetClass() const;

    void SetBasicType( int basicType ){
        this->basicType = basicType;
    }
    void SetIndex( LONG_PTR index ){
        this->index = index;
    }
    void SetClassPtr( const CClass *pClass )
    {
        int naturalBasicType = NATURAL_TYPE( basicType );
        if( !HasMember() )
        {
            Jenga::Throw( "クラスまたは構造体でない型に対してSetClassPtrを呼び出した" );
        }
        this->pClass = pClass;
    }
    void SetNull(){
        SetBasicType( DEF_NON );
        SetIndex( -1 );
    }
    void SetType( int basicType, LONG_PTR index ){
        SetBasicType( basicType );
        SetIndex( index );
    }
    void SetType( int basicType, const CClass *pClass ){
        SetBasicType( basicType );
        this->pClass = pClass;
    }
    void SetActualGenericTypes( const GenericTypes &genericTypes )
    {
        this->actualGenericTypes = genericTypes;
    }

    int PtrLevel() const
    {
        return PTR_LEVEL( basicType );
    }
    void PtrLevelUp(){
        PTR_LEVEL_UP( basicType );
    }
    void PtrLevelDown(){
        PTR_LEVEL_DOWN( basicType );
    }
    void SetPtrLevel( int level )
    {
        basicType = MAKE_PTR_TYPE( NATURAL_TYPE( basicType ), level );
    }

    bool Equals( const Type &type ) const;
    bool IsCovariant( const Type &type ) const;
    bool IsContravariant( const Type &type ) const;

    int GetBasicSize() const;
    int GetSize() const;

    bool IsNull() const;

    bool IsByte() const;
    bool IsSByte() const;
    bool IsWord() const;
    bool IsInteger() const;
    bool IsDWord() const;
    bool IsLong() const;
    bool IsQWord() const;
    bool IsInt64() const;
    bool IsSingle() const;
    bool IsDouble() const;
    bool IsBoolean() const;

    static bool IsPointer( int basicType );
    bool IsPointer() const;
    bool IsSigned() const;
    bool IsNaturalWhole() const;
    bool IsWhole() const;
    bool IsReal() const;
    bool Is64() const;
    bool IsValueType() const;
    bool IsProcPtr() const;
    bool IsStruct() const;
    bool IsStructPtr() const;
    bool IsObject() const;
    bool IsObjectPtr() const;
    bool IsTypeParameter() const;
    bool IsObjectClass() const;
    bool IsStringClass() const;
    bool IsVoidPtr() const;
    bool IsAny() const;
    bool IsDelegate() const;
    bool IsInterface() const;
    bool IsComInterface() const;

    // オブジェクトや構造体など、メンバを持つ型かどうかを判別する
    bool HasMember() const;

    // 型パラメータの名前を取得
    const std::string &GetFormalTypeName() const
    {
        if( !IsTypeParameter() )
        {
            Jenga::Throw( "型パラメータでない型に対してGetFormalTypeNameメソッドが呼ばれた" );
        }
        return formalTypeName;
    }
    void SetFormalTypeName( const std::string &formalTypeName )
    {
        if( !IsTypeParameter() )
        {
            Jenga::Throw( "型パラメータでない型に対してSetFormalTypeNameメソッドが呼ばれた" );
        }
        this->formalTypeName = formalTypeName;
    }
    int GetFormalTypeIndex() const
    {
        if( !IsTypeParameter() )
        {
            Jenga::Throw( "型パラメータでない型に対してGetFormalTypeIndexメソッドが呼ばれた" );
        }
        return formalTypeIndex;
    }
    void SetFormalTypeIndex( int formalTypeIndex )
    {
        if( !IsTypeParameter() )
        {
            Jenga::Throw( "型パラメータでない型に対してSetFormalTypeIndexメソッドが呼ばれた" );
        }
        this->formalTypeIndex = formalTypeIndex;
    }

    // 未完成
    const Type &GetActualGenericType( int index ) const;
    bool HasActualGenericType() const;

    //型名を取得
    std::string ToString() const;


private:
    static const int basicTypeList[];
    static const std::string basicTypeNameList[];
public:
    static bool StringToBasicType( const std::string &typeName, int &basicType );
    static const char *Type::BasicTypeToCharPtr( const Type &type );
    static int GetBasicTypeFromSimpleName( const char *variable );
};

class Types
    : public std::vector<Type>
{
    // XMLシリアライズ用
private:
    friend class boost::serialization::access;
    template<class Archive> void serialize(Archive& ar, const unsigned int version)
    {
        ar & boost::serialization::make_nvp("vector_Type", boost::serialization::base_object<vector<Type>>(*this));
    }

public:
    bool IsEquals( const Types &Types ) const;
};

/*!
@brief  ジェネリックな型を解決する
@param  typeParameter ジェネリック型を指定する。ここに解決後の型が入る。
        classType インスタンス化されているオブジェクトの型
        pUserProc 現在コンパイル中の関数（ただしクラスメソッドのみ）
*/
void ResolveFormalGenericTypeParameter( Type &typeParameter, const Type &classType, const UserProc *pUserProc = NULL );

class GenericType
{
    std::string name;
    Type type;

    // XMLシリアライズ用
private:
    friend class boost::serialization::access;
    template<class Archive> void serialize(Archive& ar, const unsigned int version)
    {
        trace_for_serialize( "serializing - GenericType" );

        ar & BOOST_SERIALIZATION_NVP( name );
        ar & BOOST_SERIALIZATION_NVP( type );
    }

public:
    GenericType( const std::string &name, const Type &type )
        : name( name )
        , type( type )
    {
    }
    GenericType()
    {
    }
    ~GenericType()
    {
    }

    const std::string &GetName() const
    {
        return name;
    }
    const Type &GetType() const
    {
        return type;
    }
};

class BlittableType
{
    Type basicType;
    CClass *pClass;

    // XMLシリアライズ用
private:
    friend class boost::serialization::access;
    template<class Archive> void serialize(Archive& ar, const unsigned int version)
    {
        trace_for_serialize( "serializing - BlittableType" );

        ar & BOOST_SERIALIZATION_NVP( basicType );
        ar & BOOST_SERIALIZATION_NVP( pClass );
    }

public:
    BlittableType( const Type &basicType, CClass *pClass )
        : basicType( basicType )
        , pClass( pClass )
    {
    }
    BlittableType()
    {
    }
    const Type &GetBasicType() const
    {
        return basicType;
    }
    const CClass *GetClassPtr() const
    {
        return pClass;
    }
    const std::string GetCreateStaticMethodFullName() const;
};
class BlittableTypes : public std::vector<BlittableType>
{
    // XMLシリアライズ用
private:
    friend class boost::serialization::access;
    template<class Archive> void serialize(Archive& ar, const unsigned int version)
    {
        trace_for_serialize( "serializing - BlittableTypes" );

        ar & boost::serialization::make_nvp("vector_BlittableType",
            boost::serialization::base_object<std::vector<BlittableType>>(*this));
    }

public:
    bool IsExist( Type type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return true;
            }
        }
        return false;
    }
    const BlittableType &Find( const Type &type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return blittableType;
            }
        }
        Jenga::Throw( "Blittable型ではない" );

        static BlittableType dummy;
        return dummy;
    }
    const CClass *GetClassPtr( const Type &type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return blittableType.GetClassPtr();
            }
        }
        return NULL;
    }
    const CClass &GetClass( const Type &type ) const
    {
        return *GetClassPtr( type );
    }
};