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

namespace Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax;

internal sealed class OperatorDeclarationSyntax : BaseMethodDeclarationSyntax
{
	internal readonly GreenNode? attributeLists;

	internal readonly GreenNode? modifiers;

	internal readonly TypeSyntax returnType;

	internal readonly ExplicitInterfaceSpecifierSyntax? explicitInterfaceSpecifier;

	internal readonly SyntaxToken operatorKeyword;

	internal readonly SyntaxToken? checkedKeyword;

	internal readonly SyntaxToken operatorToken;

	internal readonly ParameterListSyntax parameterList;

	internal readonly BlockSyntax? body;

	internal readonly ArrowExpressionClauseSyntax? expressionBody;

	internal readonly SyntaxToken? semicolonToken;

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

	public override SyntaxList<SyntaxToken> Modifiers => new SyntaxList<SyntaxToken>(modifiers);

	public TypeSyntax ReturnType => returnType;

	public ExplicitInterfaceSpecifierSyntax? ExplicitInterfaceSpecifier => explicitInterfaceSpecifier;

	public SyntaxToken OperatorKeyword => operatorKeyword;

	public SyntaxToken? CheckedKeyword => checkedKeyword;

	public SyntaxToken OperatorToken => operatorToken;

	public override ParameterListSyntax ParameterList => parameterList;

	public override BlockSyntax? Body => body;

	public override ArrowExpressionClauseSyntax? ExpressionBody => expressionBody;

	public override SyntaxToken? SemicolonToken => semicolonToken;

	internal OperatorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, TypeSyntax returnType, ExplicitInterfaceSpecifierSyntax? explicitInterfaceSpecifier, SyntaxToken operatorKeyword, SyntaxToken? checkedKeyword, SyntaxToken operatorToken, ParameterListSyntax parameterList, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken, DiagnosticInfo[]? diagnostics, SyntaxAnnotation[]? annotations)
		: base(kind, diagnostics, annotations)
	{
		((GreenNode)this).SlotCount = 11;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnType);
		this.returnType = returnType;
		if (explicitInterfaceSpecifier != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)explicitInterfaceSpecifier);
			this.explicitInterfaceSpecifier = explicitInterfaceSpecifier;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorKeyword);
		this.operatorKeyword = operatorKeyword;
		if (checkedKeyword != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)checkedKeyword);
			this.checkedKeyword = checkedKeyword;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorToken);
		this.operatorToken = operatorToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)parameterList);
		this.parameterList = parameterList;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal OperatorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, TypeSyntax returnType, ExplicitInterfaceSpecifierSyntax? explicitInterfaceSpecifier, SyntaxToken operatorKeyword, SyntaxToken? checkedKeyword, SyntaxToken operatorToken, ParameterListSyntax parameterList, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken, SyntaxFactoryContext context)
		: base(kind)
	{
		SetFactoryContext(context);
		((GreenNode)this).SlotCount = 11;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnType);
		this.returnType = returnType;
		if (explicitInterfaceSpecifier != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)explicitInterfaceSpecifier);
			this.explicitInterfaceSpecifier = explicitInterfaceSpecifier;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorKeyword);
		this.operatorKeyword = operatorKeyword;
		if (checkedKeyword != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)checkedKeyword);
			this.checkedKeyword = checkedKeyword;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorToken);
		this.operatorToken = operatorToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)parameterList);
		this.parameterList = parameterList;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal OperatorDeclarationSyntax(SyntaxKind kind, GreenNode? attributeLists, GreenNode? modifiers, TypeSyntax returnType, ExplicitInterfaceSpecifierSyntax? explicitInterfaceSpecifier, SyntaxToken operatorKeyword, SyntaxToken? checkedKeyword, SyntaxToken operatorToken, ParameterListSyntax parameterList, BlockSyntax? body, ArrowExpressionClauseSyntax? expressionBody, SyntaxToken? semicolonToken)
		: base(kind)
	{
		((GreenNode)this).SlotCount = 11;
		if (attributeLists != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(attributeLists);
			this.attributeLists = attributeLists;
		}
		if (modifiers != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(modifiers);
			this.modifiers = modifiers;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)returnType);
		this.returnType = returnType;
		if (explicitInterfaceSpecifier != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)explicitInterfaceSpecifier);
			this.explicitInterfaceSpecifier = explicitInterfaceSpecifier;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorKeyword);
		this.operatorKeyword = operatorKeyword;
		if (checkedKeyword != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)checkedKeyword);
			this.checkedKeyword = checkedKeyword;
		}
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)operatorToken);
		this.operatorToken = operatorToken;
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)parameterList);
		this.parameterList = parameterList;
		if (body != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)body);
			this.body = body;
		}
		if (expressionBody != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)expressionBody);
			this.expressionBody = expressionBody;
		}
		if (semicolonToken != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)semicolonToken);
			this.semicolonToken = semicolonToken;
		}
	}

	internal override GreenNode? GetSlot(int index)
	{
		return (GreenNode?)(index switch
		{
			0 => attributeLists, 
			1 => modifiers, 
			2 => returnType, 
			3 => explicitInterfaceSpecifier, 
			4 => operatorKeyword, 
			5 => checkedKeyword, 
			6 => operatorToken, 
			7 => parameterList, 
			8 => body, 
			9 => expressionBody, 
			10 => semicolonToken, 
			_ => null, 
		});
	}

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

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

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

	public OperatorDeclarationSyntax Update(SyntaxList<AttributeListSyntax> attributeLists, SyntaxList<SyntaxToken> modifiers, TypeSyntax returnType, ExplicitInterfaceSpecifierSyntax explicitInterfaceSpecifier, SyntaxToken operatorKeyword, SyntaxToken checkedKeyword, SyntaxToken operatorToken, ParameterListSyntax parameterList, BlockSyntax body, ArrowExpressionClauseSyntax expressionBody, 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_0075: Unknown result type (might be due to invalid IL or missing references)
		//IL_0076: Unknown result type (might be due to invalid IL or missing references)
		//IL_000e: Unknown result type (might be due to invalid IL or missing references)
		//IL_0010: Unknown result type (might be due to invalid IL or missing references)
		if (attributeLists != AttributeLists || modifiers != Modifiers || returnType != ReturnType || explicitInterfaceSpecifier != ExplicitInterfaceSpecifier || operatorKeyword != OperatorKeyword || checkedKeyword != CheckedKeyword || operatorToken != OperatorToken || parameterList != ParameterList || body != Body || expressionBody != ExpressionBody || semicolonToken != SemicolonToken)
		{
			OperatorDeclarationSyntax operatorDeclarationSyntax = SyntaxFactory.OperatorDeclaration(attributeLists, modifiers, returnType, explicitInterfaceSpecifier, operatorKeyword, checkedKeyword, operatorToken, parameterList, body, expressionBody, semicolonToken);
			DiagnosticInfo[] diagnostics = ((GreenNode)this).GetDiagnostics();
			if (diagnostics != null && diagnostics.Length != 0)
			{
				operatorDeclarationSyntax = GreenNodeExtensions.WithDiagnosticsGreen<OperatorDeclarationSyntax>(operatorDeclarationSyntax, diagnostics);
			}
			SyntaxAnnotation[] annotations = ((GreenNode)this).GetAnnotations();
			if (annotations != null && annotations.Length != 0)
			{
				operatorDeclarationSyntax = GreenNodeExtensions.WithAnnotationsGreen<OperatorDeclarationSyntax>(operatorDeclarationSyntax, (IEnumerable<SyntaxAnnotation>)annotations);
			}
			return operatorDeclarationSyntax;
		}
		return this;
	}

	internal override GreenNode SetDiagnostics(DiagnosticInfo[]? diagnostics)
	{
		return (GreenNode)(object)new OperatorDeclarationSyntax(base.Kind, attributeLists, modifiers, returnType, explicitInterfaceSpecifier, operatorKeyword, checkedKeyword, operatorToken, parameterList, body, expressionBody, semicolonToken, diagnostics, ((GreenNode)this).GetAnnotations());
	}

	internal override GreenNode SetAnnotations(SyntaxAnnotation[]? annotations)
	{
		return (GreenNode)(object)new OperatorDeclarationSyntax(base.Kind, attributeLists, modifiers, returnType, explicitInterfaceSpecifier, operatorKeyword, checkedKeyword, operatorToken, parameterList, body, expressionBody, semicolonToken, ((GreenNode)this).GetDiagnostics(), annotations);
	}

	internal OperatorDeclarationSyntax(ObjectReader reader)
		: base(reader)
	{
		//IL_0015: Unknown result type (might be due to invalid IL or missing references)
		//IL_001b: Expected O, but got Unknown
		//IL_0032: Unknown result type (might be due to invalid IL or missing references)
		//IL_0038: Expected O, but got Unknown
		((GreenNode)this).SlotCount = 11;
		GreenNode val = (GreenNode)reader.ReadValue();
		if (val != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val);
			attributeLists = val;
		}
		GreenNode val2 = (GreenNode)reader.ReadValue();
		if (val2 != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth(val2);
			modifiers = val2;
		}
		TypeSyntax typeSyntax = (TypeSyntax)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)typeSyntax);
		returnType = typeSyntax;
		ExplicitInterfaceSpecifierSyntax explicitInterfaceSpecifierSyntax = (ExplicitInterfaceSpecifierSyntax)reader.ReadValue();
		if (explicitInterfaceSpecifierSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)explicitInterfaceSpecifierSyntax);
			explicitInterfaceSpecifier = explicitInterfaceSpecifierSyntax;
		}
		SyntaxToken syntaxToken = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken);
		operatorKeyword = syntaxToken;
		SyntaxToken syntaxToken2 = (SyntaxToken)reader.ReadValue();
		if (syntaxToken2 != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken2);
			checkedKeyword = syntaxToken2;
		}
		SyntaxToken syntaxToken3 = (SyntaxToken)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken3);
		operatorToken = syntaxToken3;
		ParameterListSyntax parameterListSyntax = (ParameterListSyntax)reader.ReadValue();
		((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)parameterListSyntax);
		parameterList = parameterListSyntax;
		BlockSyntax blockSyntax = (BlockSyntax)reader.ReadValue();
		if (blockSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)blockSyntax);
			body = blockSyntax;
		}
		ArrowExpressionClauseSyntax arrowExpressionClauseSyntax = (ArrowExpressionClauseSyntax)reader.ReadValue();
		if (arrowExpressionClauseSyntax != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)arrowExpressionClauseSyntax);
			expressionBody = arrowExpressionClauseSyntax;
		}
		SyntaxToken syntaxToken4 = (SyntaxToken)reader.ReadValue();
		if (syntaxToken4 != null)
		{
			((GreenNode)this).AdjustFlagsAndWidth((GreenNode)(object)syntaxToken4);
			semicolonToken = syntaxToken4;
		}
	}

	internal override void WriteTo(ObjectWriter writer)
	{
		((GreenNode)this).WriteTo(writer);
		writer.WriteValue((IObjectWritable)(object)attributeLists);
		writer.WriteValue((IObjectWritable)(object)modifiers);
		writer.WriteValue((IObjectWritable)(object)returnType);
		writer.WriteValue((IObjectWritable)(object)explicitInterfaceSpecifier);
		writer.WriteValue((IObjectWritable)(object)operatorKeyword);
		writer.WriteValue((IObjectWritable)(object)checkedKeyword);
		writer.WriteValue((IObjectWritable)(object)operatorToken);
		writer.WriteValue((IObjectWritable)(object)parameterList);
		writer.WriteValue((IObjectWritable)(object)body);
		writer.WriteValue((IObjectWritable)(object)expressionBody);
		writer.WriteValue((IObjectWritable)(object)semicolonToken);
	}

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