public static async Task ComputeRefactoringsAsync(RefactoringContext context, MemberAccessExpressionSyntax memberAccess)
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddUsingStaticDirective) &&
memberAccess.Expression?.IsMissing == false &&
memberAccess.Name?.IsMissing == false &&
context.SupportsSemanticModel)
{
memberAccess = GetTopmostMemberAccessExpression(memberAccess);
if (context.Span.IsBetweenSpans(memberAccess.Expression))
{
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
var typeSymbol = semanticModel
.GetSymbolInfo(memberAccess.Expression, context.CancellationToken)
.Symbol as INamedTypeSymbol;
if (typeSymbol?.IsStaticClass() == true &&
(typeSymbol.IsPublic() || typeSymbol.IsInternal()) &&
!SyntaxUtility.IsUsingStaticDirectiveInScope(memberAccess, typeSymbol, semanticModel, context.CancellationToken))
{
context.RegisterRefactoring($"using static {typeSymbol.ToString()};",
cancellationToken =>
{
return(RefactorAsync(
context.Document,
typeSymbol.ToString(),
memberAccess,
cancellationToken));
});
}
}
}
}
