/*
 * Copyright © 2011, Petro Protsyk, Denys Vuika
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System;
using Scripting.SSharp.Runtime;

namespace Scripting.SSharp.Parser.Ast
{
  /// <summary>
  /// Base Node for Expression
  /// </summary>
  internal class ScriptExpr : ScriptAst
  {
    /// <summary>
    /// Default constructor
    /// </summary>
    /// <param name="args">arguments</param>
    public ScriptExpr(AstNodeArgs args)
      : base(args)
    {

    }

    protected internal virtual bool IsConst {
        get {
            return false;
        }
    }

    internal protected static event EventHandler<HandleOperatorArgs> HandleOperator;

    protected static HandleOperatorArgs OnHandleOperator(object sender, IScriptContext context, string symbol, params object[] parameters)
    {
      var args = new HandleOperatorArgs(context, symbol, parameters);

      if (HandleOperator != null)
        HandleOperator.Invoke(sender, args);

      return args;
    }

  }
}