// Copyright (C) 2003 Daisuke Arai <darai@users.sourceforge.jp>
// 
// This program is part of Protra.
//
// Protra is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, see <http://www.gnu.org/licenses/>.
// 
// $Id: IExecuter.cs,v 1.2 2007-12-27 08:34:39 panacoran Exp $

using System;

namespace Protra.Lib.Lang
{
	/// <summary>
	/// 組み込み関数を実行するインターフェースです。
	/// </summary>
	public interface IExecuter
	{
		/// <summary>
		/// 実行します。
		/// </summary>
		/// <exception cref="Protra.Lib.Lang.RuntimeException">
		/// 実行中にエラーが発生した場合にthrowされます。
		/// </exception>
		/// <param name="args">引数の配列</param>
		/// <param name="at">@作用素の値</param>
		Value Execute(Value[] args, int at);
	}
}
