Exit statement for a loop. More...

#include <Exit.h>

Inheritance diagram for souffle::ram::Exit:

Collaboration diagram for souffle::ram::Exit:

Public Member Functions
void	apply (const NodeMapper &map) override
	Apply the mapper to all child nodes. More...

Exit *	clone () const override
	Create a clone (i.e. More...

	Exit (Own< Condition > c)

std::vector< const Node * >	getChildNodes () const override
	Obtain list of all embedded child nodes. More...

const Condition &	getCondition () const
	Get exit condition. More...

Public Member Functions inherited from souffle::ram::Node
bool	operator!= (const Node &other) const
	Inequality check for two RAM nodes. More...

bool	operator== (const Node &other) const
	Equivalence check for two RAM nodes. More...

virtual void	rewrite (const Node *oldNode, Own< Node > newNode)
	Rewrite a child node. More...

virtual	~Node ()=default

Protected Member Functions
bool	equal (const Node &node) const override
	Equality check for two RAM nodes. More...

void	print (std::ostream &os, int tabpos) const override
	Pretty print with indentation. More...

Protected Member Functions inherited from souffle::ram::Statement
void	print (std::ostream &os) const override
	Print RAM node. More...

Protected Attributes
Own< Condition >	condition
	Exit condition. More...

Additional Inherited Members
Static Protected Member Functions inherited from souffle::ram::Statement
static void	print (const Statement *statement, std::ostream &os, int tabpos)
	Pretty print jump-bed. More...

Detailed Description

Exit statement for a loop.

Exits a loop if exit condition holds.

The following example will exit the loop given that A is the empty set:

EXIT (A = ∅)

Definition at line 48 of file Exit.h.

Constructor & Destructor Documentation

◆ Exit()

souffle::ram::Exit::Exit ( Own< Condition > c )

inline

Definition at line 50 of file Exit.h.

51 {

52 return *condition;

References condition.

Referenced by getChildNodes().

Member Function Documentation

◆ apply()

void souffle::ram::Exit::apply ( const NodeMapper & )

inlineoverridevirtual

Apply the mapper to all child nodes.

Reimplemented from souffle::ram::Node.

Definition at line 67 of file Exit.h.

          :
     void print(std::ostream& os, int tabpos) const override {
         os << times(" ", tabpos) << "EXIT " << getCondition() << std::endl;

References getCondition(), and souffle::times().

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◆ clone()

Exit* souffle::ram::Exit::clone ( ) const

inlineoverridevirtual

Create a clone (i.e.

deep copy) of this node

Implements souffle::ram::Statement.

Definition at line 63 of file Exit.h.

                                                {
         condition = map(std::move(condition));
     }

References condition, and souffle::map().

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◆ equal()

bool souffle::ram::Exit::equal ( const Node & ) const

inlineoverrideprotectedvirtual

Equality check for two RAM nodes.

Default action is that nothing needs to be checked.

Reimplemented from souffle::ram::Node.

Definition at line 76 of file Exit.h.

◆ getChildNodes()

std::vector<const Node*> souffle::ram::Exit::getChildNodes ( ) const

inlineoverridevirtual

Obtain list of all embedded child nodes.

Reimplemented from souffle::ram::Node.

Definition at line 59 of file Exit.h.

                                  {
         return new Exit(souffle::clone(condition));
     }

References souffle::clone(), condition, and Exit().

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◆ getCondition()

const Condition& souffle::ram::Exit::getCondition ( ) const

inline

Get exit condition.

Definition at line 55 of file Exit.h.

                                                           {
         return {condition.get()};
     }

References condition.

Referenced by apply().

◆ print()

void souffle::ram::Exit::print	(	std::ostream &	os,
		int	tabpos
	)		const

inlineoverrideprotectedvirtual

Pretty print with indentation.

Implements souffle::ram::Statement.

Definition at line 72 of file Exit.h.

                                                 {
         const auto& other = static_cast<const Exit&>(node);
         return equal_ptr(condition, other.condition);