public static void Add <TSearchHeadEnum, TValue>(this List <SearchPredicate <TSearchHeadEnum> > target, TSearchHeadEnum head, TValue value, bool withWildcardSuffix = false) where TSearchHeadEnum : struct, IConvertible
{
var p = SearchPredicate <TSearchHeadEnum> .Create(head, value);
p.Term.WithWildcardSuffix = withWildcardSuffix;
target.Add(p);
}
public static SearchPredicate <TSearchHeadEnum> Create <TValue>(TSearchHeadEnum head, TValue value, Type type = null)
{
var p = new SearchPredicate <TSearchHeadEnum>();
p.Term = SearchTerm <TSearchHeadEnum> .Create(head, value.ToString(), type);
return(p);
}
public static SearchPredicate <TSearchHeadEnum> CreateAnti <TValue>(TSearchHeadEnum head, TValue value)
{
var p = new SearchPredicate <TSearchHeadEnum>();
p.Term = SearchTerm <TSearchHeadEnum> .CreateAnti(head, value);
return(p);
}
public static List <SearchPredicate <TSearchHeadEnum> > FindHead <TSearchHeadEnum>(
SearchPredicate <TSearchHeadEnum> target
, TSearchHeadEnum head)
where TSearchHeadEnum : struct, IConvertible
{
var output = new List <SearchPredicate <TSearchHeadEnum> >();
if (target.HasTerm && target.Term.Head.Equals(head))
{
output.Add(target);
}
if (target.HasAndPredicate)
{
output.AddRange(FindHead(target.AndPredicate, head));
}
if (target.HasOrPredicate)
{
output.AddRange(FindHead(target.OrPredicate, head));
}
return(output);
}
