Antlr4.Tool.AttributeDict.Size C# (CSharp) Method

        public virtual int Size()
        {
            return attributes.Count;
        }

        public ISet <string> Intersection([Nullable] AttributeDict other)
        {
            if (other == null || other.Size() == 0 || Size() == 0)
            {
                return(new HashSet <string>());
            }

            ISet <string> result = new HashSet <string>(attributes.Keys);

            result.IntersectWith(other.attributes.Keys);
            return(result);
        }