-using System.Text;
+//
+// InvocationExpression.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.Generic;
using System.Collections.ObjectModel;
+using System.Text;
-namespace System.Linq.Expressions
-{
- public sealed class InvocationExpression : Expression
- {
- #region .ctor
- internal InvocationExpression(Expression lambda, Type returnType, ReadOnlyCollection<Expression> arguments)
- : base(ExpressionType.Invoke, returnType)
- {
- this.lambda = lambda;
- this.arguments = arguments;
- }
- #endregion
-
- #region Fields
- private Expression lambda;
- private ReadOnlyCollection<Expression> arguments;
- #endregion
-
- #region Properties
- public ReadOnlyCollection<Expression> Arguments
- {
- get { return arguments; }
- }
-
- public Expression Expression
- {
- get { return lambda; }
- }
- #endregion
-
- #region Internal Methods
- internal override void BuildString(StringBuilder builder)
- {
- builder.Append("invoke(");
-
- // build the lamba expression first
- lambda.BuildString(builder);
-
- int argc = arguments.Count;
- for (int i = 0; i < argc; i++)
- {
- arguments[i].BuildString(builder);
- if (i < argc - 1)
- builder.Append(", ");
- }
-
- builder.Append(")");
- }
- #endregion
- }
-}
\ No newline at end of file
+namespace System.Linq.Expressions {
+
+ public sealed class InvocationExpression : Expression {
+
+ Expression expression;
+ ReadOnlyCollection<Expression> arguments;
+
+ public Expression Expression {
+ get { return expression; }
+ }
+
+ public ReadOnlyCollection<Expression> Arguments {
+ get { return arguments; }
+ }
+
+ internal InvocationExpression (Expression expression, Type type, ReadOnlyCollection<Expression> arguments)
+ : base (ExpressionType.Invoke, type)
+ {
+ this.expression = expression;
+ this.arguments = arguments;
+ }
+
+ internal override void Emit (EmitContext ec)
+ {
+ ec.EmitCall (expression, arguments, expression.Type.GetInvokeMethod ());
+ }
+ }
+}