using System;

namespace System.Text.RegularExpressions.Syntax
{
	// Token: 0x020002E1 RID: 737
	internal abstract class Assertion : CompositeExpression
	{
		// Token: 0x06001ACD RID: 6861 RVA: 0x00062D80 File Offset: 0x00060F80
		public Assertion()
		{
			base.Expressions.Add(null);
			base.Expressions.Add(null);
		}

		// Token: 0x17000830 RID: 2096
		// (get) Token: 0x06001ACE RID: 6862 RVA: 0x00062DAC File Offset: 0x00060FAC
		// (set) Token: 0x06001ACF RID: 6863 RVA: 0x00062DBC File Offset: 0x00060FBC
		public Expression TrueExpression
		{
			get
			{
				return base.Expressions[0];
			}
			set
			{
				base.Expressions[0] = value;
			}
		}

		// Token: 0x17000831 RID: 2097
		// (get) Token: 0x06001AD0 RID: 6864 RVA: 0x00062DCC File Offset: 0x00060FCC
		// (set) Token: 0x06001AD1 RID: 6865 RVA: 0x00062DDC File Offset: 0x00060FDC
		public Expression FalseExpression
		{
			get
			{
				return base.Expressions[1];
			}
			set
			{
				base.Expressions[1] = value;
			}
		}

		// Token: 0x06001AD2 RID: 6866 RVA: 0x00062DEC File Offset: 0x00060FEC
		public override void GetWidth(out int min, out int max)
		{
			base.GetWidth(out min, out max, 2);
			if (this.TrueExpression == null || this.FalseExpression == null)
			{
				min = 0;
			}
		}
	}
}