//
// ElementInit.cs
//
// Author:
// Jb Evain (jbevain@novell.com)
//
// (C) 2008 Novell, Inc. (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.ObjectModel;
using System.Reflection;
using System.Reflection.Emit;
namespace System.Linq.Expressions{
public sealed class ElementInit {
MethodInfo add_method;
ReadOnlyCollection<Expression> arguments;
public MethodInfo AddMethod {
get { return add_method; }
}
public ReadOnlyCollection<Expression> Arguments {
get { return arguments; }
}
internal ElementInit (MethodInfo add_method, ReadOnlyCollection<Expression> arguments)
{
this.add_method = add_method;
this.arguments = arguments;
}
public override string ToString ()
{
return ExpressionPrinter.ToString (this);
}
void EmitPopIfNeeded (EmitContext ec)
{
if (add_method.ReturnType == typeof (void))
return;
ec.ig.Emit (OpCodes.Pop);
}
internal void Emit (EmitContext ec, LocalBuilder local)
{
ec.EmitCall (local, arguments, add_method);
EmitPopIfNeeded (ec);
}
}
}
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