ConstantExpression.cs

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using System.Diagnostics;
 
namespace System.Linq.Expressions;
 
[DebuggerTypeProxy(typeof(ConstantExpressionProxy))]
public class ConstantExpression : Expression
{
    public override Type Type
    {
        get
        {
            if (Value == null)
            {
                return typeof(object);
            }
            return Value.GetType();
        }
    }
 
    public sealed override ExpressionType NodeType => ExpressionType.Constant;
 
    public object? Value { get; }
 
    internal ConstantExpression(object value)
    {
        Value = value;
    }
 
    protected internal override Expression Accept(ExpressionVisitor visitor)
    {
        return visitor.VisitConstant(this);
    }
}