62 lines
1.9 KiB
C#
62 lines
1.9 KiB
C#
/* ****************************************************************************
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*
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* Copyright (c) Microsoft Corporation.
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*
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* This source code is subject to terms and conditions of the Microsoft Public License. A
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* copy of the license can be found in the License.html file at the root of this distribution. If
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* you cannot locate the Microsoft Public License, please send an email to
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* dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
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* by the terms of the Microsoft Public License.
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*
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* You must not remove this notice, or any other, from this software.
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*
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*
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* ***************************************************************************/
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using System; using Microsoft;
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#if !SILVERLIGHT
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using System.Diagnostics;
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#if CODEPLEX_40
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using System.Linq.Expressions;
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#else
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using Microsoft.Linq.Expressions;
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#endif
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#if CODEPLEX_40
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namespace System.Dynamic {
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#else
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namespace Microsoft.Scripting {
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#endif
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/// <summary>
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/// SimpleArgBuilder produces the value produced by the user as the argument value. It
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/// also tracks information about the original parameter and is used to create extended
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/// methods for params arrays and param dictionary functions.
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/// </summary>
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internal class SimpleArgBuilder : ArgBuilder {
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private readonly Type _parameterType;
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internal SimpleArgBuilder(Type parameterType) {
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_parameterType = parameterType;
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}
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internal Type ParameterType {
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get { return _parameterType; }
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}
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internal override Expression Marshal(Expression parameter) {
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Debug.Assert(parameter != null);
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return Helpers.Convert(parameter, _parameterType);
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}
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internal override Expression UnmarshalFromRef(Expression newValue) {
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Debug.Assert(newValue != null && newValue.Type.IsAssignableFrom(_parameterType));
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return base.UnmarshalFromRef(newValue);
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}
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}
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}
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#endif
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