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bobject.h
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bobject.h
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/** @file
*
* @par History
* - 2006/10/28 Shinigami: GCC 4.1.1 fix - invalid use of constructor as a template
* - 2009/09/05 Turley: Added struct .? and .- as shortcut for .exists() and .erase()
* - 2009/12/21 Turley: ._method() call fix
*/
#ifndef BSCRIPT_BOBJECT_H
#define BSCRIPT_BOBJECT_H
#ifdef NDEBUG
#define BOBJECTIMP_DEBUG 0
#else
#define BOBJECTIMP_DEBUG 1
#endif
#if BOBJECTIMP_DEBUG
#define INLINE_BOBJECTIMP_CTOR 0
#else
#define INLINE_BOBJECTIMP_CTOR 1
#endif
#include <format/format.h>
#include "../clib/fixalloc.h"
#include "../clib/passert.h"
#include "../clib/rawtypes.h"
#include "../clib/refptr.h"
#include "../clib/spinlock.h"
#if INLINE_BOBJECTIMP_CTOR
#include "escriptv.h"
#endif
#include <iosfwd>
#include <stack>
#include <vector>
namespace Pol
{
/**
* Bscript namespace is for escript stuff, like compiler and basic modules
*/
namespace Bscript
{
class BObjectImp;
class BObject;
class BObjectRef;
class ContIterator;
class Executor;
class Instruction;
class BLong;
class Double;
class String;
class ObjArray;
class BObjectImp : public ref_counted
{
public:
/**
* Specify the object type for the child classes
*
* @warning This is directly returned by TypeOfInt(), so don't forget to
* keep constants inside basic.em in sync! It is better to always
* add new values at the end and use explicit int conversion to
* avoid breaking backward compatibility.
*/
enum BObjectType : u8
{
OTUnknown = 0,
OTUninit = 1,
OTString = 2,
OTLong = 3,
OTDouble = 4,
OTArray = 5,
OTApplicPtr = 6,
OTApplicObj = 7,
OTError = 8,
OTDictionary = 9,
OTStruct = 10,
OTPacket = 11,
OTBinaryFile = 12,
OTXMLFile = 13,
OTXMLNode = 14,
OTXMLAttributes = 15,
OTPolCoreRef = 16,
// non direct used constants (for TypeOfInt) start
OTAccountRef = 17,
OTConfigFileRef = 18,
OTConfigElemRef = 19,
OTDataFileRef = 20,
OTDataElemRef = 21,
OTGuildRef = 22,
OTPartyRef = 23,
OTBoundingBox = 24,
OTDebugContext = 25,
OTScriptExRef = 26,
OTPackage = 27,
OTMenuRef = 28,
OTMobileRef = 29,
OTOfflineMobileRef = 30,
OTItemRef = 31,
OTBoatRef = 32,
OTMultiRef = 33,
OTClientRef = 34,
// non direct used Constants (for TypeOfInt) end
OTSQLConnection = 35,
OTSQLResultSet = 36,
OTSQLRow = 37,
OTBoolean = 38,
OTFuncRef = 39,
};
#if INLINE_BOBJECTIMP_CTOR
explicit BObjectImp( BObjectType type ) : type_( type )
{
++eobject_imp_count;
++eobject_imp_constructions;
}
virtual ~BObjectImp() { --eobject_imp_count; }
#else
explicit BObjectImp( BObjectType type );
virtual ~BObjectImp();
#endif
// Class Machinery:
static BObjectImp* unpack( const char* pstr );
static BObjectImp* unpack( std::istream& is );
bool isa( BObjectType type ) const;
BObjectType type() const;
#if BOBJECTIMP_DEBUG
unsigned int instance() const { return instance_; }
#endif
static const char* typestr( BObjectType typ );
virtual BObjectImp* copy() const = 0;
virtual std::string getStringRep() const = 0;
virtual std::string getFormattedStringRep() const;
virtual size_t sizeEstimate() const = 0;
virtual const char* typeOf() const;
virtual u8 typeOfInt() const;
virtual std::string pack() const;
virtual void packonto( std::ostream& os ) const;
virtual void printOn( std::ostream& ) const;
virtual bool operator==( const BObjectImp& objimp ) const;
virtual bool operator<( const BObjectImp& objimp ) const;
virtual bool operator<=( const BObjectImp& objimp ) const;
virtual bool operator>( const BObjectImp& objimp ) const;
virtual bool operator>=( const BObjectImp& objimp ) const;
virtual bool operator!=( const BObjectImp& objimp ) const;
virtual BObjectImp* selfPlusObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfPlusObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfPlusObj( const BLong& objimp ) const;
virtual BObjectImp* selfPlusObj( const Double& objimp ) const;
virtual BObjectImp* selfPlusObj( const String& objimp ) const;
virtual BObjectImp* selfPlusObj( const ObjArray& objimp ) const;
virtual void selfPlusObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfPlusObj( BObjectImp& objimp, BObject& obj );
virtual void selfPlusObj( BLong& objimp, BObject& obj );
virtual void selfPlusObj( Double& objimp, BObject& obj );
virtual void selfPlusObj( String& objimp, BObject& obj );
virtual void selfPlusObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfMinusObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfMinusObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfMinusObj( const BLong& objimp ) const;
virtual BObjectImp* selfMinusObj( const Double& objimp ) const;
virtual BObjectImp* selfMinusObj( const String& objimp ) const;
virtual BObjectImp* selfMinusObj( const ObjArray& objimp ) const;
virtual void selfMinusObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfMinusObj( BObjectImp& objimp, BObject& obj );
virtual void selfMinusObj( BLong& objimp, BObject& obj );
virtual void selfMinusObj( Double& objimp, BObject& obj );
virtual void selfMinusObj( String& objimp, BObject& obj );
virtual void selfMinusObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfTimesObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfTimesObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfTimesObj( const BLong& objimp ) const;
virtual BObjectImp* selfTimesObj( const Double& objimp ) const;
virtual BObjectImp* selfTimesObj( const String& objimp ) const;
virtual BObjectImp* selfTimesObj( const ObjArray& objimp ) const;
virtual void selfTimesObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfTimesObj( BObjectImp& objimp, BObject& obj );
virtual void selfTimesObj( BLong& objimp, BObject& obj );
virtual void selfTimesObj( Double& objimp, BObject& obj );
virtual void selfTimesObj( String& objimp, BObject& obj );
virtual void selfTimesObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfDividedByObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfDividedByObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfDividedByObj( const BLong& objimp ) const;
virtual BObjectImp* selfDividedByObj( const Double& objimp ) const;
virtual BObjectImp* selfDividedByObj( const String& objimp ) const;
virtual BObjectImp* selfDividedByObj( const ObjArray& objimp ) const;
virtual void selfDividedByObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfDividedByObj( BObjectImp& objimp, BObject& obj );
virtual void selfDividedByObj( BLong& objimp, BObject& obj );
virtual void selfDividedByObj( Double& objimp, BObject& obj );
virtual void selfDividedByObj( String& objimp, BObject& obj );
virtual void selfDividedByObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfModulusObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfModulusObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfModulusObj( const BLong& objimp ) const;
virtual BObjectImp* selfModulusObj( const Double& objimp ) const;
virtual BObjectImp* selfModulusObj( const String& objimp ) const;
virtual BObjectImp* selfModulusObj( const ObjArray& objimp ) const;
virtual void selfModulusObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfModulusObj( BObjectImp& objimp, BObject& obj );
virtual void selfModulusObj( BLong& objimp, BObject& obj );
virtual void selfModulusObj( Double& objimp, BObject& obj );
virtual void selfModulusObj( String& objimp, BObject& obj );
virtual void selfModulusObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfBitShiftRightObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitShiftRightObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitShiftRightObj( const BLong& objimp ) const;
virtual BObjectImp* selfBitShiftRightObj( const Double& objimp ) const;
virtual BObjectImp* selfBitShiftRightObj( const String& objimp ) const;
virtual BObjectImp* selfBitShiftRightObj( const ObjArray& objimp ) const;
virtual void selfBitShiftRightObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfBitShiftRightObj( BObjectImp& objimp, BObject& obj );
virtual void selfBitShiftRightObj( BLong& objimp, BObject& obj );
virtual void selfBitShiftRightObj( Double& objimp, BObject& obj );
virtual void selfBitShiftRightObj( String& objimp, BObject& obj );
virtual void selfBitShiftRightObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfBitShiftLeftObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitShiftLeftObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitShiftLeftObj( const BLong& objimp ) const;
virtual BObjectImp* selfBitShiftLeftObj( const Double& objimp ) const;
virtual BObjectImp* selfBitShiftLeftObj( const String& objimp ) const;
virtual BObjectImp* selfBitShiftLeftObj( const ObjArray& objimp ) const;
virtual void selfBitShiftLeftObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfBitShiftLeftObj( BObjectImp& objimp, BObject& obj );
virtual void selfBitShiftLeftObj( BLong& objimp, BObject& obj );
virtual void selfBitShiftLeftObj( Double& objimp, BObject& obj );
virtual void selfBitShiftLeftObj( String& objimp, BObject& obj );
virtual void selfBitShiftLeftObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfBitAndObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitAndObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitAndObj( const BLong& objimp ) const;
virtual BObjectImp* selfBitAndObj( const Double& objimp ) const;
virtual BObjectImp* selfBitAndObj( const String& objimp ) const;
virtual BObjectImp* selfBitAndObj( const ObjArray& objimp ) const;
virtual void selfBitAndObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfBitAndObj( BObjectImp& objimp, BObject& obj );
virtual void selfBitAndObj( BLong& objimp, BObject& obj );
virtual void selfBitAndObj( Double& objimp, BObject& obj );
virtual void selfBitAndObj( String& objimp, BObject& obj );
virtual void selfBitAndObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfBitXorObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitXorObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitXorObj( const BLong& objimp ) const;
virtual BObjectImp* selfBitXorObj( const Double& objimp ) const;
virtual BObjectImp* selfBitXorObj( const String& objimp ) const;
virtual BObjectImp* selfBitXorObj( const ObjArray& objimp ) const;
virtual void selfBitXorObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfBitXorObj( BObjectImp& objimp, BObject& obj );
virtual void selfBitXorObj( BLong& objimp, BObject& obj );
virtual void selfBitXorObj( Double& objimp, BObject& obj );
virtual void selfBitXorObj( String& objimp, BObject& obj );
virtual void selfBitXorObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* selfBitOrObjImp( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitOrObj( const BObjectImp& objimp ) const;
virtual BObjectImp* selfBitOrObj( const BLong& objimp ) const;
virtual BObjectImp* selfBitOrObj( const Double& objimp ) const;
virtual BObjectImp* selfBitOrObj( const String& objimp ) const;
virtual BObjectImp* selfBitOrObj( const ObjArray& objimp ) const;
virtual void selfBitOrObjImp( BObjectImp& objimp, BObject& obj );
virtual void selfBitOrObj( BObjectImp& objimp, BObject& obj );
virtual void selfBitOrObj( BLong& objimp, BObject& obj );
virtual void selfBitOrObj( Double& objimp, BObject& obj );
virtual void selfBitOrObj( String& objimp, BObject& obj );
virtual void selfBitOrObj( ObjArray& objimp, BObject& obj );
virtual BObjectImp* bitnot() const;
virtual BObjectRef operDotPlus( const char* name );
virtual BObjectRef operDotMinus( const char* name );
virtual BObjectRef operDotQMark( const char* name );
virtual void operInsertInto( BObject& obj, const BObjectImp& objimp );
virtual void operPlusEqual( BObject& obj, BObjectImp& objimp );
virtual void operMinusEqual( BObject& obj, BObjectImp& objimp );
virtual void operTimesEqual( BObject& obj, BObjectImp& objimp );
virtual void operDivideEqual( BObject& obj, BObjectImp& objimp );
virtual void operModulusEqual( BObject& obj, BObjectImp& objimp );
virtual BObject operator-() const;
virtual char /*BObjectRef */ member( const BObject& obj ) const;
virtual char /*BObjectImp* */ str_member( const std::string& membername ) const;
virtual BObjectImp* call_method( const char* methodname, Executor& ex );
virtual BObjectImp* call_method_id( const int id, Executor& ex, bool forcebuiltin = false );
virtual BObjectRef set_member( const char* membername, BObjectImp* valueimp, bool copy );
virtual BObjectRef get_member( const char* membername );
virtual BObjectRef get_member_id( const int id ); // test id
virtual BObjectRef set_member_id( const int id, BObjectImp* valueimp, bool copy ); // test id
virtual BObjectRef OperSubscript( const BObject& obj );
virtual BObjectRef OperMultiSubscript( std::stack<BObjectRef>& indices );
virtual BObjectRef OperMultiSubscriptAssign( std::stack<BObjectRef>& indices,
BObjectImp* target );
virtual bool isTrue() const;
virtual long contains( const BObjectImp& objimp ) const;
virtual BObjectImp* array_assign( BObjectImp* idx, BObjectImp* target, bool copy );
virtual BObjectImp* inverse() const;
virtual ContIterator* createIterator( BObject* pIterVal );
friend std::ostream& operator<<( std::ostream&, const BObjectImp& );
friend fmt::Writer& operator<<( fmt::Writer&, const BObjectImp& );
private:
BObjectType type_;
#if BOBJECTIMP_DEBUG
unsigned int instance_;
static unsigned int instances_;
static Clib::SpinLock bobjectimp_lock;
#endif
};
inline char /*BObjectRef */ BObjectImp::member( const BObject& ) const
{
return 0;
}
inline char /*BObjectImp* */ BObjectImp::str_member( const std::string& ) const
{
return 0;
}
inline bool BObjectImp::isa( BObjectType type ) const
{
return ( type == type_ );
}
inline BObjectImp::BObjectType BObjectImp::type() const
{
return type_;
}
class BObject final : public ref_counted
{
public:
explicit BObject( BObjectImp* objimp ) : ref_counted(), objimp( objimp ) { passert( objimp ); }
BObject( const BObject& obj ) : ref_counted(), objimp( obj.objimp ) {}
~BObject();
// NOTE: BObject should not be derived from!
size_t sizeEstimate() const;
void* operator new( std::size_t len );
void operator delete( void* );
bool operator!=( const BObject& obj ) const;
bool operator==( const BObject& obj ) const;
bool operator<( const BObject& obj ) const;
bool operator<=( const BObject& obj ) const;
bool operator>( const BObject& obj ) const;
bool operator>=( const BObject& obj ) const;
BObjectImp* operator->() const { return objimp.get(); }
bool isTrue() const { return objimp->isTrue(); }
void assign( const BObjectImp& objimp );
BObject* clone() const;
bool isa( BObjectImp::BObjectType type ) const;
// friend StreamWriter& operator << (StreamWriter&, const BObject& );
friend std::ostream& operator<<( std::ostream&, const BObject& );
friend fmt::Writer& operator<<( fmt::Writer&, const BObject& );
void printOn( std::ostream& ) const;
BObjectImp* impptr();
const BObjectImp* impptr() const;
BObjectImp& impref();
const BObjectImp& impref() const;
void setimp( BObjectImp* imp );
private:
ref_ptr<BObjectImp> objimp;
BObject& operator=( const BObject& obj );
};
typedef std::vector<ref_ptr<BObjectImp>> BObjectImpRefVec;
extern Clib::fixed_allocator<sizeof( BObject ), 256> bobject_alloc;
inline void* BObject::operator new( std::size_t /*len*/ )
{
return bobject_alloc.allocate();
}
inline void BObject::operator delete( void* p )
{
bobject_alloc.deallocate( p );
}
inline bool BObject::isa( BObjectImp::BObjectType type ) const
{
return objimp->isa( type );
}
inline BObjectImp* BObject::impptr()
{
return objimp.get();
}
inline const BObjectImp* BObject::impptr() const
{
return objimp.get();
}
inline BObjectImp& BObject::impref()
{
return *objimp;
}
inline const BObjectImp& BObject::impref() const
{
return *objimp;
}
inline void BObject::setimp( BObjectImp* imp )
{
objimp.set( imp );
}
class BObjectRef : public ref_ptr<BObject>
{
public:
explicit BObjectRef( BObject* pobj = nullptr ) : ref_ptr<BObject>( pobj ) {}
explicit BObjectRef( BObjectImp* pimp ) : ref_ptr<BObject>( new BObject( pimp ) ) {}
void set( BObject* obj ) { ref_ptr<BObject>::set( obj ); }
size_t sizeEstimate() const;
};
class UninitObject final : public BObjectImp
{
public:
UninitObject();
UninitObject( const UninitObject& i );
static UninitObject* SharedInstance;
static ref_ptr<BObjectImp> SharedInstanceOwner;
virtual BObjectImp* copy() const override;
virtual size_t sizeEstimate() const override;
virtual std::string getStringRep() const override { return "<uninitialized object>"; }
virtual void printOn( std::ostream& os ) const override;
virtual bool isTrue() const override;
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual bool operator<( const BObjectImp& objimp ) const override;
void* operator new( std::size_t len );
void operator delete( void* );
static UninitObject* create() { return SharedInstance; }
static void ReleaseSharedInstance()
{
SharedInstanceOwner.clear();
SharedInstance = nullptr;
}
};
extern Clib::fixed_allocator<sizeof( UninitObject ), 256> uninit_alloc;
inline void* UninitObject::operator new( std::size_t /*len*/ )
{
return uninit_alloc.allocate();
}
inline void UninitObject::operator delete( void* p )
{
uninit_alloc.deallocate( p );
}
class ObjArray final : public BObjectImp
{
public:
typedef std::vector<std::string> NameCont;
typedef NameCont::iterator name_iterator;
typedef NameCont::const_iterator const_name_iterator;
typedef std::vector<BObjectRef> Cont;
typedef Cont::iterator iterator;
typedef Cont::const_iterator const_iterator;
NameCont name_arr;
Cont ref_arr;
ObjArray();
ObjArray( const ObjArray& i ); // copy constructor
virtual void packonto( std::ostream& os ) const override;
static BObjectImp* unpack( std::istream& is );
virtual size_t sizeEstimate() const override;
virtual BObjectImp* copy() const override;
virtual BObjectRef operDotPlus( const char* name ) override;
virtual long contains( const BObjectImp& imp ) const override;
virtual void operInsertInto( BObject& obj, const BObjectImp& objimp ) override;
virtual BObjectImp* selfPlusObjImp( const BObjectImp& other ) const override;
virtual BObjectImp* selfPlusObj( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfPlusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfPlusObj( const Double& objimp ) const override;
virtual BObjectImp* selfPlusObj( const String& objimp ) const override;
virtual BObjectImp* selfPlusObj( const ObjArray& objimp ) const override;
virtual void selfPlusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfPlusObj( BObjectImp& objimp, BObject& obj ) override;
virtual void selfPlusObj( BLong& objimp, BObject& obj ) override;
virtual void selfPlusObj( Double& objimp, BObject& obj ) override;
virtual void selfPlusObj( String& objimp, BObject& obj ) override;
virtual void selfPlusObj( ObjArray& objimp, BObject& obj ) override;
virtual BObjectImp* call_method( const char* methodname, Executor& ex ) override;
virtual BObjectImp* call_method_id( const int id, Executor& ex,
bool forcebuiltin = false ) override;
virtual BObjectRef set_member( const char* membername, BObjectImp* value,
bool copy ) override;
virtual BObjectRef get_member( const char* membername ) override;
void addElement( BObjectImp* imp );
const BObjectImp* imp_at( unsigned index ) const; // 1-based
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& os ) const override;
virtual BObjectImp* array_assign( BObjectImp* idx, BObjectImp* target, bool copy ) override;
virtual BObjectRef OperSubscript( const BObject& obj ) override;
virtual BObjectRef OperMultiSubscript( std::stack<BObjectRef>& indices ) override;
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual ContIterator* createIterator( BObject* pIterVal ) override;
protected:
explicit ObjArray( BObjectType type );
void deepcopy();
};
class BLong final : public BObjectImp
{
typedef BObjectImp base;
public:
#if BOBJECTIMP_DEBUG
explicit BLong( int lval = 0L );
BLong( const BLong& L );
#else
explicit BLong( int lval = 0L ) : BObjectImp( OTLong ), lval_( static_cast<int>( lval ) ) {}
BLong( const BLong& L ) : BObjectImp( OTLong ), lval_( L.lval_ ) {}
#endif
private:
~BLong() {}
public:
void* operator new( std::size_t len );
void operator delete( void* );
void operator delete( void*, size_t );
static BObjectImp* unpack( const char* pstr );
static BObjectImp* unpack( std::istream& is );
virtual std::string pack() const override;
static std::string pack( int val );
virtual void packonto( std::ostream& os ) const override;
virtual size_t sizeEstimate() const override;
int value() const { return lval_; }
int increment() { return ++lval_; }
public: // Class Machinery
virtual BObjectImp* copy() const override;
virtual BObjectImp* inverse() const override { return new BLong( -lval_ ); }
void copyvalue( const BLong& ni ) { lval_ = ni.lval_; }
virtual bool isTrue() const override;
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual bool operator<( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfPlusObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfPlusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfPlusObj( const Double& objimp ) const override;
virtual BObjectImp* selfPlusObj( const String& objimp ) const override;
virtual void selfPlusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfPlusObj( BLong& objimp, BObject& obj ) override;
virtual void selfPlusObj( Double& objimp, BObject& obj ) override;
virtual void selfPlusObj( String& objimp, BObject& obj ) override;
virtual BObjectImp* selfMinusObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfMinusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfMinusObj( const Double& objimp ) const override;
virtual BObjectImp* selfMinusObj( const String& objimp ) const override;
virtual void selfMinusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfMinusObj( BLong& objimp, BObject& obj ) override;
virtual void selfMinusObj( Double& objimp, BObject& obj ) override;
virtual void selfMinusObj( String& objimp, BObject& obj ) override;
virtual BObjectImp* selfTimesObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfTimesObj( const BLong& objimp ) const override;
virtual BObjectImp* selfTimesObj( const Double& objimp ) const override;
virtual void selfTimesObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfTimesObj( BLong& objimp, BObject& obj ) override;
virtual void selfTimesObj( Double& objimp, BObject& obj ) override;
virtual BObjectImp* selfDividedByObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfDividedByObj( const BLong& objimp ) const override;
virtual BObjectImp* selfDividedByObj( const Double& objimp ) const override;
virtual void selfDividedByObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfDividedByObj( BLong& objimp, BObject& obj ) override;
virtual void selfDividedByObj( Double& objimp, BObject& obj ) override;
virtual BObjectImp* selfModulusObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfModulusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfModulusObj( const Double& objimp ) const override;
virtual void selfModulusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfModulusObj( BLong& objimp, BObject& obj ) override;
virtual void selfModulusObj( Double& objimp, BObject& obj ) override;
virtual BObjectImp* selfBitShiftRightObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfBitShiftRightObj( const BLong& objimp ) const override;
virtual void selfBitShiftRightObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfBitShiftRightObj( BLong& objimp, BObject& obj ) override;
virtual BObjectImp* selfBitShiftLeftObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfBitShiftLeftObj( const BLong& objimp ) const override;
virtual void selfBitShiftLeftObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfBitShiftLeftObj( BLong& objimp, BObject& obj ) override;
virtual BObjectImp* selfBitAndObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfBitAndObj( const BLong& objimp ) const override;
virtual void selfBitAndObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfBitAndObj( BLong& objimp, BObject& obj ) override;
virtual BObjectImp* selfBitXorObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfBitXorObj( const BLong& objimp ) const override;
virtual void selfBitXorObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfBitXorObj( BLong& objimp, BObject& obj ) override;
virtual BObjectImp* selfBitOrObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfBitOrObj( const BLong& objimp ) const override;
virtual void selfBitOrObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfBitOrObj( BLong& objimp, BObject& obj ) override;
virtual BObjectImp* bitnot() const override;
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& ) const override;
protected:
int lval_;
};
extern Clib::fixed_allocator<sizeof( BLong ), 256> blong_alloc;
inline void* BLong::operator new( std::size_t len )
{
(void)len;
passert_paranoid( len == sizeof( BLong ) );
return blong_alloc.allocate();
}
inline void BLong::operator delete( void* p )
{
blong_alloc.deallocate( p );
}
inline void BLong::operator delete( void* p, size_t /*len*/ )
{
blong_alloc.deallocate( p );
}
class Double final : public BObjectImp
{
typedef BObjectImp base;
public:
explicit Double( double dval = 0.0 ) : BObjectImp( OTDouble ), dval_( dval ) {}
Double( const Double& dbl ) : BObjectImp( OTDouble ), dval_( dbl.dval_ ) {}
protected:
~Double() {}
public:
void* operator new( std::size_t len );
void operator delete( void* );
static BObjectImp* unpack( const char* pstr );
static BObjectImp* unpack( std::istream& is );
virtual std::string pack() const override;
virtual void packonto( std::ostream& os ) const override;
virtual size_t sizeEstimate() const override;
double value() const { return dval_; }
void copyvalue( const Double& dbl ) { dval_ = dbl.dval_; }
double increment() { return ++dval_; }
public: // Class Machinery
virtual bool isTrue() const override { return ( dval_ != 0.0 ); }
virtual BObjectImp* copy() const override { return new Double( *this ); }
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual bool operator<( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfPlusObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfPlusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfPlusObj( const Double& objimp ) const override;
virtual BObjectImp* selfPlusObj( const String& objimp ) const override;
virtual void selfPlusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfPlusObj( BLong& objimp, BObject& obj ) override;
virtual void selfPlusObj( Double& objimp, BObject& obj ) override;
virtual void selfPlusObj( String& objimp, BObject& obj ) override;
virtual BObjectImp* selfMinusObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfMinusObj( const BLong& objimp ) const override;
virtual BObjectImp* selfMinusObj( const Double& objimp ) const override;
virtual BObjectImp* selfMinusObj( const String& objimp ) const override;
virtual void selfMinusObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfMinusObj( BLong& objimp, BObject& obj ) override;
virtual void selfMinusObj( Double& objimp, BObject& obj ) override;
virtual void selfMinusObj( String& objimp, BObject& obj ) override;
virtual BObjectImp* selfTimesObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfTimesObj( const BLong& objimp ) const override;
virtual BObjectImp* selfTimesObj( const Double& objimp ) const override;
virtual void selfTimesObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfTimesObj( BLong& objimp, BObject& obj ) override;
virtual void selfTimesObj( Double& objimp, BObject& obj ) override;
virtual BObjectImp* selfDividedByObjImp( const BObjectImp& objimp ) const override;
virtual BObjectImp* selfDividedByObj( const BLong& objimp ) const override;
virtual BObjectImp* selfDividedByObj( const Double& objimp ) const override;
virtual void selfDividedByObjImp( BObjectImp& objimp, BObject& obj ) override;
virtual void selfDividedByObj( BLong& objimp, BObject& obj ) override;
virtual void selfDividedByObj( Double& objimp, BObject& obj ) override;
virtual BObjectImp* inverse() const override { return new Double( -dval_ ); }
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& ) const override;
private:
double dval_;
};
extern Clib::fixed_allocator<sizeof( Double ), 256> double_alloc;
inline void* Double::operator new( std::size_t len )
{
(void)len;
passert_paranoid( len == sizeof( Double ) );
return double_alloc.allocate();
}
inline void Double::operator delete( void* p )
{
double_alloc.deallocate( p );
}
class BBoolean final : public BObjectImp
{
typedef BObjectImp base;
public:
#if BOBJECTIMP_DEBUG
explicit BBoolean( bool bval = false );
BBoolean( const BBoolean& B );
#else
explicit BBoolean( bool bval = false ) : BObjectImp( OTBoolean ), bval_( bval ) {}
BBoolean( const BBoolean& B ) : BBoolean( B.bval_ ) {}
#endif
private:
~BBoolean() {}
public:
static BObjectImp* unpack( std::istream& is );
virtual std::string pack() const override;
virtual void packonto( std::ostream& os ) const override;
virtual size_t sizeEstimate() const override;
bool value() const { return bval_; }
public: // Class Machinery
virtual BObjectImp* copy() const override;
virtual bool isTrue() const override;
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& ) const override;
private:
bool bval_;
};
class BFunctionRef final : public BObjectImp
{
typedef BObjectImp base;
public:
BFunctionRef( int progcounter, int param_count, const std::string& scriptname );
BFunctionRef( const BFunctionRef& B );
private:
~BFunctionRef() {}
public:
virtual size_t sizeEstimate() const override;
bool validCall( const int id, Executor& ex, Instruction* inst ) const;
bool validCall( const char* methodname, Executor& ex, Instruction* inst ) const;
public: // Class Machinery
virtual BObjectImp* copy() const override;
virtual bool isTrue() const override;
virtual bool operator==( const BObjectImp& objimp ) const override;
virtual std::string getStringRep() const override;
virtual BObjectImp* call_method( const char* methodname, Executor& ex ) override;
virtual BObjectImp* call_method_id( const int id, Executor& ex,
bool forcebuiltin = false ) override;
private:
unsigned int pc_;
int num_params_;
std::string script_name_;
};
class BApplicObjType
{
};
/**
* Application Pointer object. Meant to point to some application data.
*
* The script can't modify the value of the pointer, so the application can
* hand this off to the script and trust that when it gets it back, it's
* what was passed in. pointer_type should be, typically, a class name.
*/
class BApplicPtr final : public BObjectImp
{
public:
BApplicPtr( const BApplicObjType* pointer_type, void* ptr );
const BApplicObjType* pointer_type() const;
void* ptr() const;
public: // Class Machinery
virtual BObjectImp* copy() const override;
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& ) const override;
virtual size_t sizeEstimate() const override;
private:
void* ptr_;
const BApplicObjType* pointer_type_;
};
class BApplicObjBase : public BObjectImp
{
public:
explicit BApplicObjBase( const BApplicObjType* object_type );
const BApplicObjType* object_type() const;
public: // Class Machinery
virtual BObjectImp* copy() const override = 0;
virtual std::string getStringRep() const override;
virtual void printOn( std::ostream& ) const override;
virtual size_t sizeEstimate() const override = 0;
private:
const BApplicObjType* object_type_;
};
inline BApplicObjBase::BApplicObjBase( const BApplicObjType* object_type )
: BObjectImp( OTApplicObj ), object_type_( object_type )
{
}
inline const BApplicObjType* BApplicObjBase::object_type() const
{
return object_type_;
}
template <class T>
class BApplicObj : public BApplicObjBase
{
public:
explicit BApplicObj( const BApplicObjType* object_type );
BApplicObj( const BApplicObjType*, const T& );
T& value();
const T& value() const;
T* operator->();
virtual const char* typeOf() const override = 0;
virtual u8 typeOfInt() const override = 0;
virtual BObjectImp* copy() const override = 0;
virtual size_t sizeEstimate() const override;
protected:
T obj_;
};
template <class T>
BApplicObj<T>::BApplicObj( const BApplicObjType* object_type ) : BApplicObjBase( object_type )
{
}
template <class T>
BApplicObj<T>::BApplicObj( const BApplicObjType* object_type, const T& obj )
: BApplicObjBase( object_type ), obj_( obj )
{
}
template <class T>
inline size_t BApplicObj<T>::sizeEstimate() const
{
return sizeof( BApplicObj<T> );
}
template <class T>
T& BApplicObj<T>::value()
{
return obj_;
}
template <class T>
const T& BApplicObj<T>::value() const
{
return obj_;
}
template <class T>
T* BApplicObj<T>::operator->()
{
return &obj_;
}
}
}
#endif