using System;

namespace System.Text.RegularExpressions.Syntax
{
	// Token: 0x020002E2 RID: 738
	internal class CaptureAssertion : Assertion
	{
		// Token: 0x06001AD3 RID: 6867 RVA: 0x00062E1C File Offset: 0x0006101C
		public CaptureAssertion(Literal l)
		{
			this.literal = l;
		}

		// Token: 0x17000832 RID: 2098
		// (get) Token: 0x06001AD4 RID: 6868 RVA: 0x00062E2C File Offset: 0x0006102C
		// (set) Token: 0x06001AD5 RID: 6869 RVA: 0x00062E34 File Offset: 0x00061034
		public CapturingGroup CapturingGroup
		{
			get
			{
				return this.group;
			}
			set
			{
				this.group = value;
			}
		}

		// Token: 0x06001AD6 RID: 6870 RVA: 0x00062E40 File Offset: 0x00061040
		public override void Compile(ICompiler cmp, bool reverse)
		{
			if (this.group == null)
			{
				this.Alternate.Compile(cmp, reverse);
				return;
			}
			int index = this.group.Index;
			LinkRef linkRef = cmp.NewLink();
			if (base.FalseExpression == null)
			{
				cmp.EmitIfDefined(index, linkRef);
				base.TrueExpression.Compile(cmp, reverse);
			}
			else
			{
				LinkRef linkRef2 = cmp.NewLink();
				cmp.EmitIfDefined(index, linkRef2);
				base.TrueExpression.Compile(cmp, reverse);
				cmp.EmitJump(linkRef);
				cmp.ResolveLink(linkRef2);
				base.FalseExpression.Compile(cmp, reverse);
			}
			cmp.ResolveLink(linkRef);
		}

		// Token: 0x06001AD7 RID: 6871 RVA: 0x00062EDC File Offset: 0x000610DC
		public override bool IsComplex()
		{
			if (this.group == null)
			{
				return this.Alternate.IsComplex();
			}
			return (base.TrueExpression != null && base.TrueExpression.IsComplex()) || (base.FalseExpression != null && base.FalseExpression.IsComplex()) || base.GetFixedWidth() <= 0;
		}

		// Token: 0x17000833 RID: 2099
		// (get) Token: 0x06001AD8 RID: 6872 RVA: 0x00062F48 File Offset: 0x00061148
		private ExpressionAssertion Alternate
		{
			get
			{
				if (this.alternate == null)
				{
					this.alternate = new ExpressionAssertion();
					this.alternate.TrueExpression = base.TrueExpression;
					this.alternate.FalseExpression = base.FalseExpression;
					this.alternate.TestExpression = this.literal;
				}
				return this.alternate;
			}
		}

		// Token: 0x040015B8 RID: 5560
		private ExpressionAssertion alternate;

		// Token: 0x040015B9 RID: 5561
		private CapturingGroup group;

		// Token: 0x040015BA RID: 5562
		private Literal literal;
	}
}