// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System;
using System.Collections.Immutable;
using System.Composition;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.GenerateDefaultConstructors;
using Microsoft.CodeAnalysis.Host.Mef;
 
namespace Microsoft.CodeAnalysis.CSharp.GenerateDefaultConstructors;
 
[ExportCodeFixProvider(LanguageNames.CSharp, Name = PredefinedCodeFixProviderNames.GenerateDefaultConstructors), Shared]
[method: ImportingConstructor]
[method: Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
internal sealed class CSharpGenerateDefaultConstructorsCodeFixProvider()
    : AbstractGenerateDefaultConstructorCodeFixProvider
{
    private const string CS1729 = nameof(CS1729); // 'B' does not contain a constructor that takes 0 arguments CSharpConsoleApp3   C:\Users\cyrusn\source\repos\CSharpConsoleApp3\CSharpConsoleApp3\Program.cs	1	Active
    private const string CS7036 = nameof(CS7036); // There is no argument given that corresponds to the required parameter 's' of 'B.B(string)'
    private const string CS8983 = nameof(CS8983); // CS8983: A 'struct' with field initializers must include an explicitly declared constructor.
 
    public override ImmutableArray<string> FixableDiagnosticIds { get; } =
        [CS1729, CS7036, CS8983];
 
    protected override SyntaxToken? TryGetTypeName(SyntaxNode typeDeclaration)
        => (typeDeclaration as BaseTypeDeclarationSyntax)?.Identifier;
}