public async Task ApplyTypedCharAsync(char @char, WorkSession session, ICommandResultSender sender, CancellationToken cancellationToken)
{
await _completion.ApplyTypedCharAsync(@char, session, sender, cancellationToken).ConfigureAwait(false);
await _signatureHelp.ApplyTypedCharAsync(@char, session, sender, cancellationToken).ConfigureAwait(false);
}
