public override Maybe<Result> VisitCond_expr(QueryParser.Cond_exprContext context) => context.and_expr().Select(Visit).Aggregate((a, b) => a.Zip(b).Bind(tuple => tuple.Item1 .Or(tuple.Item2) .Just()));
/// <summary> /// Visit a parse tree produced by <see cref="QueryParser.cond_expr"/>. /// <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 VisitCond_expr([NotNull] QueryParser.Cond_exprContext context) { return(VisitChildren(context)); }