// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System.Diagnostics;

namespace Microsoft.CSharp.RuntimeBinder.Semantics
{
    internal sealed class ExprBoundLambda : ExprWithType
    {
        public ExprBoundLambda(AggregateType type, Scope argumentScope, Expr expression)
            : base(ExpressionKind.BoundLambda, type)
        {
            Debug.Assert(type != null);
            Debug.Assert(type.IsDelegateType);
            Debug.Assert(argumentScope != null);
            ArgumentScope = argumentScope;
            Expression = expression;
        }

        public Expr Expression { get; }

        public AggregateType DelegateType => Type as AggregateType;

        // The scope containing the names of the parameters
        // The scope that will hold this anonymous function. This starts off as the outer scope and is then
        // ratcheted down to the correct scope after the containing method is fully bound.
        public Scope ArgumentScope { get; }
    }
}