MemberAssignment.cs

using System.Reflection;

namespace System.Linq.Expressions
{
    [global::__DynamicallyInvokable]
    public sealed class MemberAssignment : MemberBinding
    {
        private Expression _expression;

        [global::__DynamicallyInvokable]
        public Expression Expression
        {
            [global::__DynamicallyInvokable]
            get
            {
                return _expression;
            }
        }

        internal MemberAssignment(MemberInfo member, Expression expression)
            : base(MemberBindingType.Assignment, member)
        {
            _expression = expression;
        }

        [global::__DynamicallyInvokable]
        public MemberAssignment Update(Expression expression)
        {
            if (expression == Expression)
            {
                return this;
            }
            return Expression.Bind(base.Member, expression);
        }
    }
}