internal IReactiveQubscription Subscribe <T>(IReactiveQbservable <T> observable, IReactiveQbserver <T> observer, Uri subscriptionUri, object state)
{
var subscribe = Expression.Parameter(typeof(Func <IReactiveQbservable <T>, IReactiveQbserver <T>, IReactiveQubscription>), Constants.SubscribeUri);
var observableExpression = observable.Expression;
if (observableExpression.Type != typeof(IReactiveQbservable <T>) && observableExpression.NodeType == ExpressionType.Parameter)
{
observableExpression = Expression.Parameter(typeof(IReactiveQbservable <T>), ((ParameterExpression)observableExpression).Name);
}
var observerExpression = observer.Expression;
if (observerExpression.Type != typeof(IReactiveQbserver <T>) && observerExpression.NodeType == ExpressionType.Parameter)
{
observerExpression = Expression.Parameter(typeof(IReactiveQbserver <T>), ((ParameterExpression)observerExpression).Name);
}
var expression = Expression.Invoke(subscribe, observableExpression, observerExpression);
var normalized = ExpressionServices.Normalize(expression);
var subscription = new KnownQubscription(normalized, subscriptionUri, this);
CreateSubscription(subscription, state);
return(subscription);
}
public static IReactiveQbservable <R> SelectMany <T, R>(this IReactiveQbservable <T> source, Expression <Func <T, IReactiveQbservable <R> > > resultSelector)
{
return(source.Provider.CreateQbservable <R>(
Expression.Call(
((MethodInfo)MethodInfo.GetCurrentMethod()).MakeGenericMethod(typeof(T), typeof(R)),
source.Expression,
resultSelector
)
));
}
public static IReactiveQbservable <T> Where <T>(this IReactiveQbservable <T> source, Expression <Func <T, bool> > predicate)
{
return(source.Provider.CreateQbservable <T>(
Expression.Call(
((MethodInfo)MethodInfo.GetCurrentMethod()).MakeGenericMethod(typeof(T)),
source.Expression,
predicate
)
));
}
/// <summary>
/// Defines an observable identified by the specified URI.
/// </summary>
/// <typeparam name="T">Type of the data produced by the observable.</typeparam>
/// <param name="uri">URI identifying the observable.</param>
/// <param name="observable">Observable to be defined.</param>
/// <param name="state">Additional metadata to associate with the artifact. Implementations can interpret this value, or ignore it.</param>
public void DefineObservable <T>(Uri uri, IReactiveQbservable <T> observable, object state = null)
{
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
if (observable == null)
{
throw new ArgumentNullException(nameof(observable));
}
DefineObservableCore <T>(uri, observable, state);
}
public static IReactiveQbservable <T> SubscribeOnScheduler <T>(this IReactiveQbservable <T> source)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
return(source.Provider.CreateQbservable <T>(
Expression.Call(
((MethodInfo)MethodBase.GetCurrentMethod()).MakeGenericMethod(typeof(T)),
source.Expression
)
));
}
public static ISubscribable <T> ToSubscribable <T>(this IReactiveQbservable <T> source) => throw new NotImplementedException();
public static IReactiveQubscription QuotedSubscribe <T>(this IReactiveQbservable <T> observable, IReactiveQbserver <T> observer)
{
throw new NotImplementedException();
}
public static IReactiveQbservable <T> CleanupSubscription <T>(this IReactiveQbservable <T> source)
{
throw new NotImplementedException();
}
/// <summary> /// Defines an observable identified by the specified URI. /// </summary> /// <typeparam name="T">Type of the data produced by the observable.</typeparam> /// <param name="uri">URI identifying the observable.</param> /// <param name="observable">Observable to be defined.</param> /// <param name="state">Additional metadata to associate with the artifact. Implementations can interpret this value, or ignore it.</param> protected abstract void DefineObservableCore <T>(Uri uri, IReactiveQbservable <T> observable, object state = null);
public static IReactiveQbservable <TSource> SubscribeOnInternalScheduler <TSource>(this IReactiveQbservable <TSource> source)
{
throw new NotImplementedException();
}
public void DefineObservable <T>(Uri uri, IReactiveQbservable <T> observable, object state)
{
throw new NotImplementedException();
}
/// <summary>
/// Defines an observable identified by the specified URI.
/// </summary>
/// <typeparam name="T">Type of the data produced by the observable.</typeparam>
/// <param name="uri">URI identifying the observable.</param>
/// <param name="observable">Observable to be defined.</param>
/// <param name="state">Additional metadata to associate with the artifact. Implementations can interpret this value, or ignore it.</param>
protected override void DefineObservableCore <T>(Uri uri, IReactiveQbservable <T> observable, object state = null)
{
var expression = _expressionServices.Normalize(observable.Expression);
_provider.DefineObservable(uri, expression, state);
}
/// <summary> /// Defines an observable identified by the specified URI. /// </summary> /// <typeparam name="T">Type of the data produced by the observable.</typeparam> /// <param name="uri">URI identifying the observable.</param> /// <param name="observable">Observable to be defined.</param> /// <param name="state">Additional metadata to associate with the artifact. Implementations can interpret this value, or ignore it.</param> public void DefineObservable <T>(Uri uri, IReactiveQbservable <T> observable, object state = null) => Definition.DefineObservable(uri, observable, state);