private async Task <bool> TryApplySignatureHelpAsync(ISignatureHelpProviderWrapper provider, SignatureHelpTriggerInfoData trigger, WorkSession session, ICommandResultSender sender, CancellationToken cancellationToken, bool sendIfEmpty = false)
{
// ReSharper disable once PossibleInvalidOperationException
if (trigger.TriggerReason == SignatureHelpTriggerReason.TypeCharCommand && !provider.IsTriggerCharacter(trigger.TriggerCharacter.Value))
{
return(false);
}
var help = await provider.GetItemsAsync(session.Roslyn.Document, session.CursorPosition, trigger, cancellationToken).ConfigureAwait(false);
if (!sendIfEmpty && help == null)
{
return(false);
}
session.Roslyn.CurrentSignatureHelp = help != null ? new CurrentSignatureHelp(provider, help) : (CurrentSignatureHelp?)null;
await SendSignatureHelpAsync(help, sender, cancellationToken).ConfigureAwait(false);
return(true);
}
public CurrentSignatureHelp(ISignatureHelpProviderWrapper provider, SignatureHelpItemsData items)
{
Provider = provider;
Items = items;
}