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package bjc.dicelang.dice;
import java.util.Arrays;
/**
* Represents either a die or a die list
*
* @author Ben Culkin
*/
public class DieExpression {
/**
* Is this expression a list?
*/
public final boolean isList;
/**
* The scalar value in this expression, if there is one.
*/
public Die scalar;
/**
* The list value in this expression, if there is one.
*/
public DieList list;
/**
* Create a scalar die expression.
*
* @param scal
* The scalar value of this expression.
*/
public DieExpression(Die scal) {
isList = false;
scalar = scal;
}
/**
* Create a list die expression.
*
* @param lst
* The list value of this expression.
*/
public DieExpression(DieList lst) {
isList = true;
list = lst;
}
@Override
public String toString() {
if (isList)
return list.toString();
else
return scalar.toString();
}
/**
* Get the value of this expression as a string.
*/
public String value() {
if (isList)
return Arrays.toString(list.roll());
else
return Long.toString(scalar.roll());
}
}
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