CBot::CBotLeftExpr Class Reference

Compilation of left side of an assignment. More...

#include <src/CBot/CBotInstr/CBotLeftExpr.h>

Inheritance diagram for CBot::CBotLeftExpr:

Public Member Functions
bool	Execute (CBotStack *&pStack, CBotStack *array)
	Execute Runs, is a variable and assigns the result to the stack.
bool	ExecuteVar (CBotVar *&pVar, CBotCStack *&pile) override
	ExecuteVar Fetch a variable during compilation.
bool	ExecuteVar (CBotVar *&pVar, CBotStack *&pile, CBotToken *prevToken, bool bStep)
	ExecuteVar Fetch the variable at runtume.
void	RestoreStateVar (CBotStack *&pile, bool bMain) override
	RestoreStateVar.
virtual bool	Execute (CBotStack *&pj)
	Execute.
virtual bool	Execute (CBotStack *&pj, CBotVar *pVar)
	Execute.
virtual bool	ExecuteVar (CBotVar *&pVar, CBotStack *&pile, CBotToken *prevToken, bool bStep, bool bExtend)
	ExecuteVar.
Public Member Functions inherited from CBot::CBotInstr
	CBotInstr ()
	Constructor.
virtual	~CBotInstr ()
	Destructor.
virtual void	RestoreState (CBotStack *&pj, bool bMain)
	RestoreState.
void	SetToken (CBotToken *p)
	SetToken Set the token corresponding to the instruction.
int	GetTokenType ()
	GetTokenType Return the type of the token assicated with the instruction.
CBotToken *	GetToken ()
	GetToken Return associated token.
void	AddNext (CBotInstr *n)
	AddNext Adds the statement following the other.
CBotInstr *	GetNext ()
	GetNext Returns next statement.
void	AddNext3 (CBotInstr *n)
	AddNext3.
CBotInstr *	GetNext3 ()
	GetNext3.
void	AddNext3b (CBotInstr *n)
	AddNext3b.
CBotInstr *	GetNext3b ()
	GetNext3b.
virtual bool	HasReturn ()
	Check a list of instructions for a return statement.

Static Public Member Functions
static CBotLeftExpr *	Compile (CBotToken *&p, CBotCStack *pStack)
	Compile Compiles an expression for a left-operand (left of an assignment).
Static Public Member Functions inherited from CBot::CBotInstr
static CBotInstr *	Compile (CBotToken *&p, CBotCStack *pStack)
	Compile an instruction.
static CBotInstr *	CompileArray (CBotToken *&p, CBotCStack *pStack, CBotTypResult type, bool first=true)
	CompileArray.
static void	IncLvl (std::string &label)
	IncLvl Adds a level with a label.
static void	IncLvl ()
	IncLvl Adds a level (switch statement).
static void	DecLvl ()
	DecLvl Free a level.
static bool	ChkLvl (const std::string &label, int type)
	ChkLvl Control validity of break and continue.

Protected Member Functions
virtual const std::string	GetDebugName () override
	Returns the name of this class.
virtual std::string	GetDebugData () override
	Returns additional data associated with this instruction for debugging purposes.
Protected Member Functions inherited from CBot::CBotInstr
virtual std::map< std::string, CBotInstr * >	GetDebugLinks ()

Additional Inherited Members
Protected Attributes inherited from CBot::CBotInstr
CBotToken	m_token
	Keeps the token.
CBotInstr *	m_next
	Linked command.
CBotInstr *	m_next2b
	Second list definition chain.
CBotInstr *	m_next3
	Third list for indices and fields.
CBotInstr *	m_next3b
	Necessary for reporting tables.
Static Protected Attributes inherited from CBot::CBotInstr
static int	m_LoopLvl = 0
	Counter of nested loops, to determine the break and continue valid.

Detailed Description

Compilation of left side of an assignment.

Some examples:

varname
varname[3]
varname.x
varname.pos.x
varname[2].pos.x
varname[1].pos[2].x
varname[1][2][3]

Member Function Documentation

Compile()

CBotLeftExpr * CBot::CBotLeftExpr::Compile ( CBotToken *& p, CBotCStack * pStack )

static

Compile Compiles an expression for a left-operand (left of an assignment).

Parameters

p
pStack

Returns

Execute() [1/3]

bool CBot::CBotLeftExpr::Execute	(	CBotStack *&	pStack,
		CBotStack *	array )

Execute Runs, is a variable and assigns the result to the stack.

Parameters

pStack
array

Returns

ExecuteVar() [1/3]

bool CBot::CBotLeftExpr::ExecuteVar ( CBotVar *& pVar, CBotCStack *& pile )

overridevirtual

ExecuteVar Fetch a variable during compilation.

Parameters

pVar
pile

Returns

Reimplemented from CBot::CBotInstr.

ExecuteVar() [2/3]

bool CBot::CBotLeftExpr::ExecuteVar	(	CBotVar *&	pVar,
		CBotStack *&	pile,
		CBotToken *	prevToken,
		bool	bStep )

ExecuteVar Fetch the variable at runtume.

Parameters

pVar
pile
prevToken
bStep

Returns

RestoreStateVar()

void CBot::CBotLeftExpr::RestoreStateVar ( CBotStack *& pile, bool bMain )

overridevirtual

RestoreStateVar.

Parameters

pile
bMain

Reimplemented from CBot::CBotInstr.

GetDebugName()

virtual const std::string CBot::CBotLeftExpr::GetDebugName ( )

inlineoverrideprotectedvirtual

Returns the name of this class.

See also

CBotDebug

Implements CBot::CBotInstr.

GetDebugData()

std::string CBot::CBotLeftExpr::GetDebugData ( )

overrideprotectedvirtual

Returns additional data associated with this instruction for debugging purposes.

See also

CBotDebug

Reimplemented from CBot::CBotInstr.

Execute() [2/3]

bool CBot::CBotInstr::Execute ( CBotStack *& pj )

virtual

Execute.

Parameters

pj

Returns

Reimplemented from CBot::CBotInstr.

Execute() [3/3]

bool CBot::CBotInstr::Execute ( CBotStack *& pj, CBotVar * pVar )

virtual

Execute.

Parameters

pj
pVar

Returns

Reimplemented from CBot::CBotInstr.

ExecuteVar() [3/3]

bool CBot::CBotInstr::ExecuteVar ( CBotVar *& pVar, CBotStack *& pile, CBotToken * prevToken, bool bStep, bool bExtend )

virtual

ExecuteVar.

Parameters

pVar
pile
prevToken
bStep
bExtend

Returns

Reimplemented from CBot::CBotInstr.

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The documentation for this class was generated from the following files:

• src/CBot/CBotInstr/CBotLeftExpr.h
• src/CBot/CBotInstr/CBotLeftExpr.cpp