using System;
using System.Collections.Generic;
using Microsoft.CodeAnalysis.Syntax.InternalSyntax;
using Roslyn.Utilities;

namespace Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

internal sealed class YieldStatementSyntax : StatementSyntax
{
	internal readonly GreenNode? attributeLists;

	internal readonly SyntaxToken yieldKeyword;

	internal readonly SyntaxToken returnOrBreakKeyword;

	internal readonly ExpressionSyntax? expression;

	internal readonly SyntaxToken semicolonToken;

	public override SyntaxList<AttributeListSyntax> AttributeLists => new SyntaxList<AttributeListSyntax>(attributeLists);

	public SyntaxToken YieldKeyword => yieldKeyword;

	public SyntaxToken ReturnOrBreakKeyword => returnOrBreakKeyword;

	public ExpressionSyntax? Expression => expression;

	public SyntaxToken SemicolonToken => semicolonToken;

	internal YieldStatementSyntax(SyntaxKind kind, GreenNode? attributeLists, SyntaxToken yieldKeyword, SyntaxToken returnOrBreakKeyword, ExpressionSyntax? expression, SyntaxToken semicolonToken, DiagnosticInfo[]? diagnostics, SyntaxAnnotation[]? annotations)
		: base(kind, diagnostics, annotations)
	{
		((GreenNode)this).SlotCount = 5;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)yieldKeyword);
		this.yieldKeyword = yieldKeyword;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnOrBreakKeyword);
		this.returnOrBreakKeyword = returnOrBreakKeyword;
		if (expression != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expression);
			this.expression = expression;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
		this.semicolonToken = semicolonToken;
	}

	internal YieldStatementSyntax(SyntaxKind kind, GreenNode? attributeLists, SyntaxToken yieldKeyword, SyntaxToken returnOrBreakKeyword, ExpressionSyntax? expression, SyntaxToken semicolonToken, SyntaxFactoryContext context)
		: base(kind)
	{
		SetFactoryContext(context);
		((GreenNode)this).SlotCount = 5;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)yieldKeyword);
		this.yieldKeyword = yieldKeyword;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnOrBreakKeyword);
		this.returnOrBreakKeyword = returnOrBreakKeyword;
		if (expression != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expression);
			this.expression = expression;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
		this.semicolonToken = semicolonToken;
	}

	internal YieldStatementSyntax(SyntaxKind kind, GreenNode? attributeLists, SyntaxToken yieldKeyword, SyntaxToken returnOrBreakKeyword, ExpressionSyntax? expression, SyntaxToken semicolonToken)
		: base(kind)
	{
		((GreenNode)this).SlotCount = 5;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)yieldKeyword);
		this.yieldKeyword = yieldKeyword;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnOrBreakKeyword);
		this.returnOrBreakKeyword = returnOrBreakKeyword;
		if (expression != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expression);
			this.expression = expression;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
		this.semicolonToken = semicolonToken;
	}

	internal override GreenNode? GetSlot(int index)
	{
		return (GreenNode?)(index switch
		{
			0 => attributeLists, 
			1 => yieldKeyword, 
			2 => returnOrBreakKeyword, 
			3 => expression, 
			4 => semicolonToken, 
			_ => null, 
		});
	}

	internal override SyntaxNode CreateRed(SyntaxNode? parent, int position)
	{
		return (SyntaxNode)(object)new Microsoft.CodeAnalysis.CSharp.Syntax.YieldStatementSyntax(this, parent, position);
	}

	public override void Accept(CSharpSyntaxVisitor visitor)
	{
		visitor.VisitYieldStatement(this);
	}

	public override TResult Accept<TResult>(CSharpSyntaxVisitor<TResult> visitor)
	{
		return visitor.VisitYieldStatement(this);
	}

	public YieldStatementSyntax Update(SyntaxList<AttributeListSyntax> attributeLists, SyntaxToken yieldKeyword, SyntaxToken returnOrBreakKeyword, ExpressionSyntax expression, SyntaxToken semicolonToken)
	{
		//IL_0000: Unknown result type (might be due to invalid IL or missing references)
		//IL_0002: Unknown result type (might be due to invalid IL or missing references)
		//IL_003a: Unknown result type (might be due to invalid IL or missing references)
		if (attributeLists != AttributeLists || yieldKeyword != YieldKeyword || returnOrBreakKeyword != ReturnOrBreakKeyword || expression != Expression || semicolonToken != SemicolonToken)
		{
			YieldStatementSyntax yieldStatementSyntax = SyntaxFactory.YieldStatement(base.Kind, attributeLists, yieldKeyword, returnOrBreakKeyword, expression, semicolonToken);
			DiagnosticInfo[] diagnostics = ((GreenNode)this).GetDiagnostics();
			if (diagnostics != null && diagnostics.Length != 0)
			{
				yieldStatementSyntax = GreenNodeExtensions.WithDiagnosticsGreen<YieldStatementSyntax>(yieldStatementSyntax, diagnostics);
			}
			SyntaxAnnotation[] annotations = ((GreenNode)this).GetAnnotations();
			if (annotations != null && annotations.Length != 0)
			{
				yieldStatementSyntax = GreenNodeExtensions.WithAnnotationsGreen<YieldStatementSyntax>(yieldStatementSyntax, (IEnumerable<SyntaxAnnotation>)annotations);
			}
			return yieldStatementSyntax;
		}
		return this;
	}

	internal override GreenNode SetDiagnostics(DiagnosticInfo[]? diagnostics)
	{
		return (GreenNode)(object)new YieldStatementSyntax(base.Kind, attributeLists, yieldKeyword, returnOrBreakKeyword, expression, semicolonToken, diagnostics, ((GreenNode)this).GetAnnotations());
	}

	internal override GreenNode SetAnnotations(SyntaxAnnotation[]? annotations)
	{
		return (GreenNode)(object)new YieldStatementSyntax(base.Kind, attributeLists, yieldKeyword, returnOrBreakKeyword, expression, semicolonToken, ((GreenNode)this).GetDiagnostics(), annotations);
	}

	internal YieldStatementSyntax(ObjectReader reader)
		: base(reader)
	{
		//IL_0014: Unknown result type (might be due to invalid IL or missing references)
		//IL_001a: Expected O, but got Unknown
		((GreenNode)this).SlotCount = 5;
		GreenNode val = (GreenNode)reader.ReadValue();
		if (val != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val);
			attributeLists = val;
		}
		SyntaxToken syntaxToken = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken);
		yieldKeyword = syntaxToken;
		SyntaxToken syntaxToken2 = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken2);
		returnOrBreakKeyword = syntaxToken2;
		ExpressionSyntax expressionSyntax = (ExpressionSyntax)reader.ReadValue();
		if (expressionSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionSyntax);
			expression = expressionSyntax;
		}
		SyntaxToken syntaxToken3 = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken3);
		semicolonToken = syntaxToken3;
	}

	internal override void WriteTo(ObjectWriter writer)
	{
		((GreenNode)this).WriteTo(writer);
		writer.WriteValue((IObjectWritable)(object)attributeLists);
		writer.WriteValue((IObjectWritable)(object)yieldKeyword);
		writer.WriteValue((IObjectWritable)(object)returnOrBreakKeyword);
		writer.WriteValue((IObjectWritable)(object)expression);
		writer.WriteValue((IObjectWritable)(object)semicolonToken);
	}

	static YieldStatementSyntax()
	{
		ObjectBinder.RegisterTypeReader(typeof(YieldStatementSyntax), (Func<ObjectReader, IObjectWritable>)((ObjectReader r) => (IObjectWritable)(object)new YieldStatementSyntax(r)));
	}
}