public static IPInvokeQueryEndNode <ILookup <TKey, TValue> > ToLookup <T, TKey, TValue>(this IPInvokeObservable <T> @this, Func <T, TKey> keySelector, Func <T, TValue> valueSelector, IEqualityComparer <TKey> comparer)
=> @this.Aggregate(
new Lookup <TKey, TValue>(comparer),
(lookup, v) =>
{
lookup.Add(keySelector(v), valueSelector(v));
return(lookup);
});
public static IPInvokeQueryEndNode <List <T> > ToList <T>(this IPInvokeObservable <T> @this)
=> @this.Aggregate(
new List <T>(),
(list, v) =>
{
list.Add(v);
return(list);
});
public static IPInvokeQueryEndNode <Dictionary <TKey, TValue> > ToDictionary <T, TKey, TValue>(this IPInvokeObservable <T> @this, Func <T, TKey> keySelector, Func <T, TValue> valueSelector, IEqualityComparer <TKey> comparer)
=> @this.Aggregate(
new Dictionary <TKey, TValue>(comparer),
(dict, v) =>
{
dict.Add(keySelector(v), valueSelector(v));
return(dict);
});
public static IPInvokeQueryEndNode <float?> Max <T>(this IPInvokeObservable <T> @this, Func <T, float?> func)
=> @this.Aggregate(
default(float?),
(accumulate, v) =>
{
var value = func(v);
return((value > accumulate) ? value : accumulate);
});
public static IPInvokeQueryEndNode <decimal?> Min <T>(this IPInvokeObservable <T> @this, Func <T, decimal?> func)
=> @this.Aggregate(
default(decimal?),
(accumulate, v) =>
{
var value = func(v);
return((value < accumulate) ? value : accumulate);
});
public static IPInvokeQueryEndNode <float> Max <T>(this IPInvokeObservable <T> @this, Func <T, float> func)
=> @this.Aggregate(
default(float?),
(accumulate, v) =>
{
var value = func(v);
return((value > accumulate) ? value : accumulate);
},
accumulate => accumulate ?? throw new InvalidOperationException());
public static IPInvokeQueryEndNode <TAccumulate> Aggregate <T, TAccumulate>(this IPInvokeObservable <T> @this, TAccumulate seed, Func <TAccumulate, T, TAccumulate> func) => @this.Aggregate(seed, func, x => x);
public static IPInvokeQueryEndNode <T> Aggregate <T>(this IPInvokeObservable <T> @this, Func <T, T, T> func) => @this.Aggregate(default(T), func);
public static IPInvokeQueryEndNode <double> Max(this IPInvokeObservable <double> @this)
=> @this.Aggregate(
default(double?),
(accumulate, v) => (v > accumulate) ? v : accumulate,
accumulate => accumulate ?? throw new InvalidOperationException());
public static IPInvokeQueryEndNode <float?> Max(this IPInvokeObservable <float?> @this)
=> @this.Aggregate(
default(float?),
(accumulate, v) => (v > accumulate) ? v : accumulate);
public static IPInvokeQueryEndNode <decimal?> Min(this IPInvokeObservable <decimal?> @this)
=> @this.Aggregate(
default(decimal?),
(accumulate, v) => (v < accumulate) ? v : accumulate);
public static IPInvokeQueryEndNode <float> Min(this IPInvokeObservable <float> @this)
=> @this.Aggregate(
default(float?),
(accumulate, v) => (v < accumulate) ? v : accumulate,
accumulate => accumulate ?? throw new InvalidOperationException());