/* ****************************************************************************

 *

 * Copyright (c) Microsoft Corporation. 

 *

 * This source code is subject to terms and conditions of the Apache License, Version 2.0. A 

 * copy of the license can be found in the License.html file at the root of this distribution. If 

 * you cannot locate the  Apache License, Version 2.0, please send an email to 

 * ironruby@microsoft.com. By using this source code in any fashion, you are agreeing to be bound 

 * by the terms of the Apache License, Version 2.0.

 *

 * You must not remove this notice, or any other, from this software.

 *

 *

 * ***************************************************************************/



#if !CLR2

using MSA = System.Linq.Expressions;

#else

using MSA = Microsoft.Scripting.Ast;

#endif



using System.Diagnostics;

using Microsoft.Scripting;

using Microsoft.Scripting.Utils;

using IronRuby.Builtins;



namespace IronRuby.Compiler.Ast {

    using Ast = MSA.Expression;

    using AstUtils = Microsoft.Scripting.Ast.Utils;



    /// <summary>

    /// Represents a symbol literal encoded by the containing source file encoding.

    /// </summary>

    public partial class SymbolLiteral : StringLiteral {

        public SymbolLiteral(string/*!*/ value, RubyEncoding/*!*/ encoding, SourceSpan location)

            : base(value, encoding, location) {

        }



        internal override MSA.Expression/*!*/ TransformRead(AstGenerator/*!*/ gen) {

            Debug.Assert(Value is string);

            return Ast.Constant(gen.Context.CreateSymbol((string)Value, Encoding));

        }

    }

}