using System.Collections.Generic;

namespace AspClassic.Parser;

/// <summary>
/// A parse tree for an entire file.
/// </summary>
public sealed class File : Tree
{
	private readonly DeclarationCollection _Declarations;

	/// <summary>
	/// The declarations in the file.
	/// </summary>
	public DeclarationCollection Declarations => _Declarations;

	/// <summary>
	/// Constructs a new file parse tree.
	/// </summary>
	/// <param name="declarations">The declarations in the file.</param>
	/// <param name="span">The location of the tree.</param>
	public File(DeclarationCollection declarations, Span span)
		: base(TreeType.File, span)
	{
		SetParent(declarations);
		_Declarations = declarations;
	}

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