public IObservableX <INavigateToItem> Search(string filter)
{
return(string.IsNullOrEmpty(filter)
? ObservableX.Empty <INavigateToItem>()
: ServiceClient
.SelectMany(
(client) => client.ObserveMany(new SourceSymbolSearchRequest {
Filter = filter
}),
(client, symbol) => (INavigateToItem) new SourceSymbolNavigateToItem(symbol, FileNavigationService)));
}
public IObservableX <INavigateToItem> Search(string filter)
{
return(Providers
.Select(provider =>
provider
.Search(filter)
.Catch((Exception exception) =>
{
Logger.LogError(exception);
return ObservableX.Empty <INavigateToItem>();
}))
.Merge());
}
IObservableX <IObservableServiceClient> CreateClientFor(ProcessSettings serviceHostProcessSettings)
{
return(ObservableX.CreateWithDisposable <IObservableServiceClient>(observer =>
{
try
{
var serviceHostUri = ServiceHostUriFor(serviceHostProcessSettings);
observer.CompleteWith(new ObservableServiceClient(serviceHostUri));
}
catch (Exception e)
{
Logger.LogError(e);
observer.OnError(e);
}
return Disposable.Empty;
}));
}
IObservableX <TResult> SendAsync <TResponse, TResult>(object request, Action <TResponse, IObserverX <TResult>, MultipleAssignmentDisposable> onSuccess)
{
return(ObservableX.CreateWithDisposable <TResult>(observer =>
{
var client = NewJsonServiceClient();
var disposable = MultipleAssignmentDisposableFor(client);
client.SendAsync <TResponse>(
request,
onSuccess: response => onSuccess(response, observer, disposable),
onError: (response, exception) =>
{
disposable.Disposable = null;
observer.OnError(exception);
});
return disposable;
}));
}
public void SupportsManyProviders()
{
var providerA = MockFor <INavigateToItemProvider>();
var itemFromProviderA = MockFor <INavigateToItem>();
providerA.Setup(_ => _.Search("")).Returns(ObservableX.Return(itemFromProviderA.Object));
var providerB = MockFor <INavigateToItemProvider>();
var itemFromProviderB = MockFor <INavigateToItem>();
providerB.Setup(_ => _.Search("")).Returns(ObservableX.Return(itemFromProviderB.Object));
var aggregator = new NavigateToItemProviderAggregator {
Providers = new[] { providerA.Object, providerB.Object }
};
var aggregatorItems = aggregator.Search("").ToList().FirstOrDefault();
CollectionAssert.AreEquivalent(new[] { itemFromProviderA.Object, itemFromProviderB.Object }, aggregatorItems);
}
public static IObservableX <T> DeserializeMany <T>(this Stream stream)
{
return(ObservableX.Using(
() => new StreamReader(stream),
reader =>
{
var firstLine = reader.ReadLine();
if (firstLine != "[")
{
return ObservableX.Throw <T>(new InvalidOperationException("Expecting '[', got '{0}'".Fmt(firstLine)));
}
return ObservableX.Generate(
reader,
_ => _ != null,
_ =>
{
var separator = _.Read();
if (separator == ']')
{
return null;
}
if (separator != ',')
{
throw new InvalidOperationException("Expecting ',', got '{0}'".Fmt((char)separator));
}
return _;
},
_ =>
{
var line = _.ReadLine();
if (line == "]")
{
return null;
}
return line;
})
.TakeWhile(line => line != null)
.Select(new JsonSerializer <T>().DeserializeFromString);
}));
}
public void IndexAllFilesAutomaticallyUponStartup()
{
var sourceFile = MockFor <IFile>().Object;
var sourceFileNotification = MockFor <IFileNotification>();
sourceFileNotification
.SetupGet(_ => _.File)
.Returns(sourceFile);
var sourceFilesProvider = MockFor <ISourceFilesProvider>();
sourceFilesProvider
.SetupGet(_ => _.SourceFiles)
.Returns(ObservableX.Return(sourceFileNotification.Object));
var providerSelector = MockFor <ISourceSymbolProviderSelector>();
var parseWaitEvent = new AutoResetEvent(false);
var symbol = MockFor <ISourceSymbol>();
providerSelector
.Setup(_ => _.SourceSymbolsFor(sourceFile))
.Callback(() => parseWaitEvent.Set())
.Returns(new[] { symbol.Object });
var container = new CompositionContainer(typeof(ISourceSymbolIndexProvider).Assembly);
container.AddExportedValue(sourceFilesProvider.Object);
container.AddExportedValue(providerSelector.Object);
container.AddExportedValue <ILogger>(new StandardLogger());
var subject = container.GetExportedValue <ISourceSymbolIndexProvider>();
Assert.IsNotNull(subject.Index);
// TODO: replace by injecting immediate scheduler
parseWaitEvent.WaitOne(TimeSpan.FromSeconds(1));
VerifyAllMocks();
}
