public static async Task <ImmutableArray <TextChange> > GetFormattingChangesAsync(
Document document,
char typedChar,
int position,
DocumentOptionSet documentOptions,
CancellationToken cancellationToken)
{
Contract.ThrowIfFalse(document.Project.Language is LanguageNames.CSharp);
var formattingService = document.GetRequiredLanguageService <ISyntaxFormattingService>();
if (!await formattingService.ShouldFormatOnTypedCharacterAsync(document, typedChar, position, cancellationToken).ConfigureAwait(false))
{
return(ImmutableArray <TextChange> .Empty);
}
var languageServices = document.Project.LanguageServices;
var services = document.Project.Solution.Workspace.Services;
var globalOptions = services.GetRequiredService <ILegacyGlobalOptionsWorkspaceService>();
var optionsProvider = (OptionsProvider <SyntaxFormattingOptions>)globalOptions.CleanCodeGenerationOptionsProvider;
var fallbackOptions = await optionsProvider.GetOptionsAsync(languageServices, cancellationToken).ConfigureAwait(false);
var optionService = services.GetRequiredService <IOptionService>();
var configOptions = documentOptions.AsAnalyzerConfigOptions(optionService, document.Project.Language);
var indentationOptions = new IndentationOptions(formattingService.GetFormattingOptions(configOptions, fallbackOptions))
{
AutoFormattingOptions = globalOptions.GetAutoFormattingOptions(languageServices)
};
return(await formattingService.GetFormattingChangesOnTypedCharacterAsync(document, position, indentationOptions, cancellationToken).ConfigureAwait(false));
}
