internal Enumerator(CharacterStream target)
{
Monitor.Enter(_target._syncRoot);
try
{
}
finally { Monitor.Exit(_target._syncRoot); }
_position = (_startIndex = (_target = target)._startIndex) - 1;
_endIndex = target._endIndex;
}
/// <summary>
/// Splits the current <see cref="CharacterStream"/> into a new <see cref="CharacterStream"/> after the specified length.
/// </summary>
/// <param name="length">The number of characters to retain in the current <see cref="CharacterStream"/>.</param>
/// <returns>A <see cref="CharacterStream"/> containing the characters that were in the current <see cref="CharacterStream"/> beyond the specified <paramref name="length"/>.</returns>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="length"/> is less than zero or greater than <see cref="Count"/>.</exception>
public CharacterStream Split(int length)
{
Monitor.Enter(_syncRoot);
try
{
if (length < 0 || length > Count)
{
throw new ArgumentOutOfRangeException("length");
}
CharacterStream result = new CharacterStream((length < Count) ? _value.Substring(_startIndex + length, Count - length) : string.Empty);
_startIndex += length;
Count -= length;
return(result);
}
finally { Monitor.Exit(_syncRoot); }
}
