/// <summary>
/// Initializes a new instance of <see cref="GreenPgnPlySyntax"/>.
/// </summary>
/// <param name="moveNumber">
/// The move number. This is an optional parameter.
/// </param>
/// <param name="move">
/// The move. This is an optional parameter.
/// </param>
/// <param name="nags">
/// The NAG (Numeric Annotation Glyph) nodes.
/// </param>
/// <param name="variations">
/// The variation nodes.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="nags"/> and/or <paramref name="variations"/> is null.
/// </exception>
/// <exception cref="ArgumentException">
/// <paramref name="moveNumber"/> is null, <paramref name="move"/> is null, and both <paramref name="nags"/> and <paramref name="variations"/> are empty.
/// </exception>
public GreenPgnPlySyntax(
GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> moveNumber,
GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> move,
IEnumerable <GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> > nags,
IEnumerable <GreenWithPlyFloatItemsSyntax <GreenPgnVariationSyntax> > variations)
{
if (nags == null)
{
throw new ArgumentNullException(nameof(nags));
}
if (variations == null)
{
throw new ArgumentNullException(nameof(variations));
}
MoveNumber = moveNumber;
Move = move;
Nags = ReadOnlySpanList <GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> > .Create(nags);
Variations = ReadOnlySpanList <GreenWithPlyFloatItemsSyntax <GreenPgnVariationSyntax> > .Create(variations);
int length = Nags.Length + Variations.Length;
if (moveNumber != null)
{
length += moveNumber.Length;
}
if (move != null)
{
length += move.Length;
}
if (length == 0)
{
throw new ArgumentException($"{nameof(GreenPgnPlySyntax)} cannot be empty.");
}
Length = length;
}
internal PgnVariationWithFloatItemsSyntax(PgnPlySyntax parent, int parentIndex, GreenWithPlyFloatItemsSyntax <GreenPgnVariationSyntax> green)
: base(parent, green)
{
ParentIndex = parentIndex;
}
internal PgnNagWithFloatItemsSyntax(PgnPlySyntax parent, int parentIndex, GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> green)
: base(parent, green)
{
ParentIndex = parentIndex;
}
internal PgnMoveWithFloatItemsSyntax(PgnPlySyntax parent, GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> green)
: base(parent, green)
{
}
