GotoExpression.cs

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using System.Diagnostics;
 
namespace System.Linq.Expressions;
 
[DebuggerTypeProxy(typeof(GotoExpressionProxy))]
public sealed class GotoExpression : Expression
{
    public sealed override Type Type { get; }
 
    public sealed override ExpressionType NodeType => ExpressionType.Goto;
 
    public Expression? Value { get; }
 
    public LabelTarget Target { get; }
 
    public GotoExpressionKind Kind { get; }
 
    internal GotoExpression(GotoExpressionKind kind, LabelTarget target, Expression value, Type type)
    {
        Kind = kind;
        Value = value;
        Target = target;
        Type = type;
    }
 
    protected internal override Expression Accept(ExpressionVisitor visitor)
    {
        return visitor.VisitGoto(this);
    }
 
    public GotoExpression Update(LabelTarget target, Expression? value)
    {
        if (target == Target && value == Value)
        {
            return this;
        }
        return Expression.MakeGoto(Kind, target, value, Type);
    }
}