Permalink
Fetching contributors…
Cannot retrieve contributors at this time
52 lines (45 sloc) 1.96 KB
// Copyright (c) Josef Pihrt. All rights reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.Collections.Immutable;
using System.Composition;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Roslynator.CodeFixes;
namespace Roslynator.CSharp.CodeFixes
{
[ExportCodeFixProvider(LanguageNames.CSharp, Name = nameof(ParameterCodeFixProvider))]
[Shared]
public class ParameterCodeFixProvider : BaseCodeFixProvider
{
public sealed override ImmutableArray<string> FixableDiagnosticIds
{
get { return ImmutableArray.Create(DiagnosticIdentifiers.OverridingMemberCannotChangeParamsModifier); }
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out ParameterSyntax parameter))
return;
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case DiagnosticIdentifiers.OverridingMemberCannotChangeParamsModifier:
{
if (parameter.IsParams())
{
ModifiersCodeFixRegistrator.RemoveModifier(context, diagnostic, parameter, SyntaxKind.ParamsKeyword);
}
else
{
ModifiersCodeFixRegistrator.AddModifier(context, diagnostic, parameter, SyntaxKind.ParamsKeyword);
}
break;
}
}
}
}
}
}