org.norecess.citkit.tir.expressions
Class NilETIR

java.lang.Object
  org.norecess.citkit.tir.expressions.NilETIR

All Implemented Interfaces:

ExpressionTIR, HobbesTIR

public class NilETIR
extends java.lang.Object
implements ExpressionTIR

The TIR for a nil value.

Author:

Jeremy D. Frens

Constructor Summary

NilETIR()
Constructs a nil expression.

NilETIR(IPosition position)
Constructs a nil expression.

Method Summary

<T> T	accept(ExpressionTIRVisitor<T> visitor) Implements the visitor pattern with ExpressionTIRVisitor.
boolean	equals(java.lang.Object o)
IPosition	getPosition() Retrieves the position of the code that generated the TIR.
HobbesType	getType() Retrieves the type of the expression.
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

NilETIR

public NilETIR(IPosition position)

Constructs a nil expression. The existence of the object is enough, so no extra information is required.

Parameters:

position - the position of the nil expression.

NilETIR

public NilETIR()

Constructs a nil expression.

Method Detail

getType

public HobbesType getType()

Description copied from interface: ExpressionTIR

Retrieves the type of the expression.

Specified by:

getType in interface ExpressionTIR

Returns:

the type of the code.

accept

public <T> T accept(ExpressionTIRVisitor<T> visitor)

Description copied from interface: ExpressionTIR

Implements the visitor pattern with ExpressionTIRVisitor.

Specified by:

accept in interface ExpressionTIR

Parameters:

visitor - the visitor object.

Returns:

the result of visiting the AST with the visitor.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getPosition

public IPosition getPosition()

Retrieves the position of the code that generated the TIR.

Specified by:

getPosition in interface HobbesTIR

Returns:

the position of the code in the source code.