// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
namespace System.Linq.Expressions
{
/// <summary>
/// Interface implemented by expression nodes that represent a dynamically bound operation.
/// </summary>
public interface IDynamicExpression : IArgumentProvider
{
/// <summary>
/// Gets the type of the delegate used by the CallSite.
/// </summary>
Type DelegateType { get; }
/// <summary>
/// Rewrite this node replacing the args with the provided values. The
/// number of the args needs to match the number of the current block.
///
/// This helper is provided to allow re-writing of nodes to not depend on the specific
/// class of DynamicExpression which is being used.
/// </summary>
Expression Rewrite(Expression[] args);
/// <summary>
/// Creates a CallSite for the node.
/// </summary>
object CreateCallSite();
}
}
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