public object VisitEquivalenceExpression(KpExperimentParser.EquivalenceExpressionContext context)
{
var leftPredicateContext = context.implicationExpression().FirstOrDefault();
var rightPredicateCotext = context.implicationExpression().Skip(1).FirstOrDefault();
var result = default(IPredicate);
if (rightPredicateCotext != null)
{
result = new BooleanExpression
{
LeftOperand = VisitImplicationExpression(leftPredicateContext) as IPredicate,
RightOperand = VisitImplicationExpression(rightPredicateCotext) as IPredicate,
Operator = BooleanOperator.Equivalence,
};
}
else
{
result = VisitImplicationExpression(leftPredicateContext) as IPredicate;
}
return(result);
}
/// <summary>
/// Visit a parse tree produced by <see cref="KpExperimentParser.equivalenceExpression"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitEquivalenceExpression([NotNull] KpExperimentParser.EquivalenceExpressionContext context)
{
return(VisitChildren(context));
}