using System;
using System.Collections.Generic;

namespace AspClassic.Parser;

/// <summary>
/// A parse tree for an assembly-level or module-level attribute declaration.
/// </summary>
public sealed class AttributeDeclaration : Declaration
{
	private readonly AttributeBlockCollection _Attributes;

	/// <summary>
	/// The attributes.
	/// </summary>
	public AttributeBlockCollection Attributes => _Attributes;

	/// <summary>
	/// Constructs a new parse tree for assembly-level or module-level attribute declarations.
	/// </summary>
	/// <param name="attributes">The attributes.</param>
	/// <param name="span">The location of the parse tree.</param>
	/// <param name="comments">The comments for the parse tree.</param>
	public AttributeDeclaration(AttributeBlockCollection attributes, Span span, IList<Comment> comments)
		: base(TreeType.AttributeDeclaration, span, comments)
	{
		if (attributes == null)
		{
			throw new ArgumentNullException("attributes");
		}
		SetParent(attributes);
		_Attributes = attributes;
	}

	protected override void GetChildTrees(IList<Tree> childList)
	{
		Tree.AddChild(childList, Attributes);
	}
}