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package bjc.dicelang.dice;
import java.util.Arrays;
/*
* @NOTE
* I'm not a particularly large fan of sticking everything on this class
* and just documenting which fields are tied together in a non-obvious
* way. I think a class hierarchy might be better, but I am unsure of the
* details.
*/
/**
* 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(final Die scal) {
isList = false;
scalar = scal;
}
/**
* Create a list die expression.
*
* @param lst
* The list value of this expression.
*/
public DieExpression(final DieList lst) {
isList = true;
list = lst;
}
@Override
public String toString() {
if (isList) {
return list.toString();
}
return scalar.toString();
}
/**
* Get the value of this expression as a string.
*
* @return The value of the expression as a string.
*/
public String value() {
if (isList) {
return Arrays.toString(list.roll());
}
return Long.toString(scalar.roll());
}
}
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