// 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>
/// See <see cref="IArgumentProvider"/> for design considerations.
/// </summary>
internal interface IParameterProvider
{
/// <summary>
/// Gets the parameter expression with the specified <paramref name="index"/>.
/// </summary>
/// <param name="index">The index of the argument expression to get.</param>
/// <returns>The expression representing the parameter at the specified <paramref name="index"/>.</returns>
ParameterExpression GetParameter(int index);
/// <summary>
/// Gets the number of parameter expressions of the node.
/// </summary>
int ParameterCount
{
get;
}
}
}
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