ChunkedListExtensions.cs

using System.Text;
 
namespace Waher.Runtime.Collections
{
    public static class ChunkedListExtensions
    {
        public static void Append(this StringBuilder sb, ChunkedList<string> List)
        {
            sb.Append(List, null);
        }
 
        public static void Append(this StringBuilder sb, ChunkedList<string> List,
            string Delimiter)
        {
            ChunkNode<string> Loop = List.FirstChunk;
            bool HasDelimiter = !string.IsNullOrEmpty(Delimiter);
            int i, c;
            bool First = true;
 
            while (!(Loop is null))
            {
                for (i = Loop.Start, c = Loop.Pos; i < c; i++)
                {
                    if (HasDelimiter)
                    {
                        if (First)
                            First = false;
                        else
                            sb.Append(Delimiter);
                    }
 
                    sb.Append(Loop[i]);
                }
 
                Loop = Loop.Next;
            }
        }
 
        public static string Concatenate(this ChunkedList<string> List)
        {
            return List.Concatenate(null);
        }
 
        public static string Concatenate(this ChunkedList<string> List, string Delimiter)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append(List, Delimiter);
            return sb.ToString();
        }
    }
}