frysk.expr
Class Expression

java.lang.Object
  frysk.expr.Expression

public class Expression
extends Object

An expression (well actually the expression tree).

Method Summary

Location	getLocation() Return the expression's location.
Type	getType() Determine the expressions result type.
Value	getValue() Evaluate the expression returning the result's Value.
void	toPrint(PrintWriter writer) Print the expression tree.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

toPrint

public void toPrint(PrintWriter writer)

Print the expression tree.

getValue

public Value getValue()

Evaluate the expression returning the result's Value. This may have side effects - modifying the inferior.

getType

public Type getType()

Determine the expressions result type.

getLocation

public Location getLocation()

Return the expression's location.