using System;
using System.Collections.Generic;

namespace AspClassic.Parser;

/// <summary>
/// A read-only collection of attributes.
/// </summary>
public sealed class AttributeCollection : CommaDelimitedTreeCollection<Attribute>
{
	private readonly Location _RightBracketLocation;

	/// <summary>
	/// The location of the '}'.
	/// </summary>
	public Location RightBracketLocation => _RightBracketLocation;

	/// <summary>
	/// Constructs a new collection of attributes.
	/// </summary>
	/// <param name="attributes">The attributes in the collection.</param>
	/// <param name="commaLocations">The location of the commas in the list.</param>
	/// <param name="rightBracketLocation">The location of the right bracket.</param>
	/// <param name="span">The location of the parse tree.</param>
	public AttributeCollection(IList<Attribute> attributes, IList<Location> commaLocations, Location rightBracketLocation, Span span)
		: base(TreeType.AttributeCollection, attributes, commaLocations, span)
	{
		if (attributes == null || attributes.Count == 0)
		{
			throw new ArgumentException("AttributeCollection cannot be empty.");
		}
		_RightBracketLocation = rightBracketLocation;
	}
}