File: AddImport\CSharpAddImportCodeFixProvider.cs
Web Access
Project: src\src\Features\CSharp\Portable\Microsoft.CodeAnalysis.CSharp.Features.csproj (Microsoft.CodeAnalysis.CSharp.Features)
// 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.Collections.Immutable;
using System.Composition;
using System.Diagnostics.CodeAnalysis;
using Microsoft.CodeAnalysis.AddImport;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Packaging;
using Microsoft.CodeAnalysis.SymbolSearch;
 
namespace Microsoft.CodeAnalysis.CSharp.AddImport;
 
internal static class AddImportDiagnosticIds
{
    /// <summary>
    /// name does not exist in context
    /// </summary>
    public const string CS0103 = nameof(CS0103);
 
    /// <summary>
    /// The type or namespace name 'X' does not exist in the namespace 'Y' (are you missing an assembly reference?)
    /// </summary>
    public const string CS0234 = nameof(CS0234);
 
    /// <summary>
    /// type or namespace could not be found
    /// </summary>
    public const string CS0246 = nameof(CS0246);
 
    /// <summary>
    /// wrong number of type args
    /// </summary>
    public const string CS0305 = nameof(CS0305);
 
    /// <summary>
    /// type does not contain a definition of method or extension method
    /// </summary>
    public const string CS1061 = nameof(CS1061);
 
    /// <summary>
    /// cannot find implementation of query pattern
    /// </summary>
    public const string CS1935 = nameof(CS1935);
 
    /// <summary>
    /// The non-generic type 'A' cannot be used with type arguments
    /// </summary>
    public const string CS0308 = nameof(CS0308);
 
    /// <summary>
    /// 'A' is inaccessible due to its protection level
    /// </summary>
    public const string CS0122 = nameof(CS0122);
 
    /// <summary>
    /// The using alias 'A' cannot be used with type arguments
    /// </summary>
    public const string CS0307 = nameof(CS0307);
 
    /// <summary>
    /// 'A' is not an attribute class
    /// </summary>
    public const string CS0616 = nameof(CS0616);
 
    /// <summary>
    ///  No overload for method 'X' takes 'N' arguments
    /// </summary>
    public const string CS1501 = nameof(CS1501);
 
    /// <summary>
    /// cannot convert from 'int' to 'string'
    /// </summary>
    public const string CS1503 = nameof(CS1503);
 
    /// <summary>
    /// XML comment on 'construct' has syntactically incorrect cref attribute 'name'
    /// </summary>
    public const string CS1574 = nameof(CS1574);
 
    /// <summary>
    /// Invalid type for parameter 'parameter number' in XML comment cref attribute
    /// </summary>
    public const string CS1580 = nameof(CS1580);
 
    /// <summary>
    /// Invalid return type in XML comment cref attribute
    /// </summary>
    public const string CS1581 = nameof(CS1581);
 
    /// <summary>
    /// XML comment has syntactically incorrect cref attribute
    /// </summary>
    public const string CS1584 = nameof(CS1584);
 
    /// <summary>
    /// Type 'X' does not contain a valid extension method accepting 'Y'
    /// </summary>
    public const string CS1929 = nameof(CS1929);
 
    /// <summary>
    /// Property cannot be used like a method
    /// </summary>
    public const string CS1955 = nameof(CS1955);
 
    /// <summary>
    /// Cannot convert method group 'X' to non-delegate type 'Y'. Did you intend to invoke the method?
    /// </summary>
    public const string CS0428 = nameof(CS0428);
 
    /// <summary>
    ///  There is no argument given that corresponds to the required parameter 'X' of 'Y'
    /// </summary>
    public const string CS7036 = nameof(CS7036);
 
    /// <summary>
    /// o Deconstruct instance or extension method was found for type 'X', with N out parameters
    /// </summary>
    public const string CS8129 = nameof(CS8129);
 
    /// <summary>
    /// Internal symbol inaccessible because public key is wrong
    /// </summary>
    public const string CS0281 = nameof(CS0281);
 
    /// <summary>
    /// 'X' does not contain a definition for 'Y' and no extension method 'Y' accepting a first argument of type 'X' could be found (are you missing a using directive for 'System'?)
    /// Specialized for WinRT
    /// </summary>
    public const string CS4036 = nameof(CS4036);
 
    /// <summary>
    /// foreach statement cannot operate on variables of type 'X' because 'X' does not contain a public instance or extension definition for 'GetEnumerator'
    /// </summary>
    public const string CS1579 = nameof(CS1579);
 
    /// <summary>
    /// foreach statement cannot operate on variables of type 'X' because 'X' does not contain a public instance or extension definition for 'GetEnumerator'. Did you mean 'await foreach' rather than 'foreach'?
    /// </summary>
    public const string CS8414 = nameof(CS8414);
 
    /// <summary>
    /// Asynchronous foreach statement cannot operate on variables of type 'X' because 'X' does not contain a suitable public instance or extension definition for 'GetAsyncEnumerator'
    /// </summary>
    public const string CS8411 = nameof(CS8411);
 
    /// <summary>
    /// Asynchronous foreach statement cannot operate on variables of type 'X' because 'X' does not contain a suitable public instance or extension definition for 'GetAsyncEnumerator'. Did you mean 'foreach' rather than 'await foreach'?
    /// </summary>
    public const string CS8415 = nameof(CS8415);
 
    public static ImmutableArray<string> FixableTypeIds =
        [CS0103, CS0234, CS0246, CS0305, CS0308, CS0122, CS0307, CS0616, CS1580, CS1581, CS8129, IDEDiagnosticIds.UnboundIdentifierId];
 
    public static ImmutableArray<string> FixableDiagnosticIds =
        FixableTypeIds.Concat([
                CS1061,
                CS1935,
                CS1501,
                CS1503,
                CS1574,
                CS1584,
                CS1929,
                CS1955,
                CS0428,
                CS7036,
                CS0281,
                CS4036,
                CS1579,
                CS8414,
                CS8411,
                CS8415]);
}
 
[ExportCodeFixProvider(LanguageNames.CSharp, Name = PredefinedCodeFixProviderNames.AddImport), Shared]
internal sealed class CSharpAddImportCodeFixProvider : AbstractAddImportCodeFixProvider
{
    public override ImmutableArray<string> FixableDiagnosticIds => AddImportDiagnosticIds.FixableDiagnosticIds;
 
    [ImportingConstructor]
    [SuppressMessage("RoslynDiagnosticsReliability", "RS0033:Importing constructor should be [Obsolete]", Justification = "Used in test code: https://github.com/dotnet/roslyn/issues/42814")]
    public CSharpAddImportCodeFixProvider()
    {
    }
 
    /// <summary>For testing purposes only (so that tests can pass in mock values)</summary> 
    [SuppressMessage("RoslynDiagnosticsReliability", "RS0034:Exported parts should have [ImportingConstructor]", Justification = "Used incorrectly by tests")]
    internal CSharpAddImportCodeFixProvider(
        IPackageInstallerService installerService,
        ISymbolSearchService symbolSearchService)
        : base(installerService, symbolSearchService)
    {
    }
}