public static KeyHashTag ToKeyHashTag(HashTag hashTag)
{
if (hashTag is KeyHashTag)
{
return(hashTag as KeyHashTag);
}
var hashTagEntry = First(hashTag);
if (hashTagEntry != null)
{
return(hashTagEntry.HashTag);
}
return(null);
}
private static HashTag BuildHashTag(string value)
{
var values = value.Split(Meta[0]);
var tagValue = values.Length > 0 ? values[0] : string.Empty;
var tagMetaValue = values.Length > 1 ? values[1] : string.Empty;
var hashTag = new HashTag(tagValue, tagMetaValue);
var keyHashTag = KeyHashTag.Parser.ToKeyHashTag(hashTag);
if (keyHashTag != null)
{
hashTag = keyHashTag;
}
return(hashTag);
}
public Entry(HashTag hashTag, int index, int length)
{
if (index < 0)
{
throw new ArgumentException("cant be less then 0", "index");
}
if (length < 1)
{
throw new ArgumentException("cant be less then 1", "length");
}
if (hashTag == null)
{
throw new ArgumentNullException("hashTag", "for creating empty hash tag use const NoHashTagEntry");
}
Index = index;
Length = length;
this.hashTag = hashTag;
}
/// <summary>
/// For creating empty hashtag
/// </summary>
private Entry()
{
Index = -1;
Length = 0;
hashTag = null;
}
protected virtual bool Equals(HashTag other)
{
return(string.Equals(tagValue, other.tagValue) && string.Equals(tagMetaValue, other.tagMetaValue));
}
