public override Func <IUser, bool> VisitAttr_pr(BoolExprParser.Attr_prContext context)
{
var(attrType, attrName) = GetAttributeInfo(context.children.First());
return(user =>
attrType == "profile"
? !string.IsNullOrEmpty(user.Profile[attrName]?.ToString())
: !string.IsNullOrEmpty(user.GetNonProfileAttribute(attrName)));
}
/// <summary>
/// Visit a parse tree produced by <see cref="BoolExprParser.attr_pr"/>.
/// <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 VisitAttr_pr([NotNull] BoolExprParser.Attr_prContext context)
{
return(VisitChildren(context));
}
