// AFTER
public static Series <TKey, TValue, Range <TKey, TValue, TCursor> > After <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series,
TKey startKey, bool startInclusive = true)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
return(series.Range(startKey, Opt <TKey> .Missing, startInclusive, true));
}
// BEFORE
public static Series <TKey, TValue, Range <TKey, TValue, TCursor> > Before <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series,
TKey endKey, bool endInclusive = true)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
return(series.Range(Opt <TKey> .Missing, endKey, true, endInclusive));
}
public static Series <TKey, TValue, Fill <TKey, TValue, TCursor> > Fill <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, TValue value)
where TCursor : ICursor <TKey, TValue, TCursor>
{
var cursor = new Fill <TKey, TValue, TCursor>(series.GetContainerCursor(), value);
return(cursor.Source);
}
public static Series <TKey, TResult, Map <TKey, TValue, TResult, TCursor> > Map <TKey, TValue, TResult, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, Func <TValue, TResult> selector)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
var cursor = new Map <TKey, TValue, TResult, TCursor>(series.GetContainerCursor(), selector);
return(cursor.Source);
}
public static Series <TKey, (TValue, (TKey, TValue)), Lag <TKey, TValue, TCursor> > Lag <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, int lag = 1, int step = 1)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
var cursor = new Lag <TKey, TValue, TCursor>(series.GetContainerCursor(), lag + 1, step);
return(cursor.Source);
}
public static Series <TKey, TValue, Filter <TKey, TValue, TCursor> > Filter <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, Func <TValue, bool> predicate)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
var cursor = new Filter <TKey, TValue, TCursor>(series.GetContainerCursor(), predicate);
return(cursor.Source);
}
public static Series <TKey, Stat2 <TKey>, Stat2Cursor <TKey, TValue, TCursor> > Stat2 <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, TKey width, Lookup lookup = Lookup.GE)
where TCursor : ICursor <TKey, TValue, TCursor>
{
var cursor = new Stat2Cursor <TKey, TValue, TCursor>(series.GetContainerCursor(), width, lookup);
return(cursor.Source);
}
public static Series <TKey, Stat2 <TKey>, Stat2Cursor <TKey, TValue, TCursor> > Stat2 <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series, int count, bool allowIncomplete = false)
where TCursor : ICursor <TKey, TValue, TCursor>
{
var cursor = new Stat2Cursor <TKey, TValue, TCursor>(series.GetContainerCursor(), count, allowIncomplete);
return(cursor.Source);
}
public static Series <TKey, TValue, Range <TKey, TValue, TCursor> > Range <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series,
TKey startKey, TKey endKey, bool startInclusive = true, bool endInclusive = true)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
// NB cast to Opt for overload resolution
return(series.Range((Opt <TKey>)startKey, endKey, startInclusive, endInclusive));
}
public static Series <TKey, TValue, Repeat <TKey, TValue, TCursor> > Repeat <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
var cursor = new Repeat <TKey, TValue, TCursor>(series.GetContainerCursor());
return(cursor.Source);
}
public static Series <TKey, (TKey, TValue), RepeatWithKey <TKey, TValue, TCursor> > RepeatWithKey <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series)
where TCursor : ICursor <TKey, TValue, TCursor>
{
var cursor = new RepeatWithKey <TKey, TValue, TCursor>(series.GetContainerCursor());
return(cursor.Source);
}
// TODO see the trick with implicit conversion in ContainerSeries.* operator. Here it is also needed.
// TODO! Series'3 extensions
// TODO convenience methods on ValueTuple'3...'8 that accept a selector and flatten nested tuples
// NB having methods that accept a selector achieves nothing in performance terms, only convenient signature
#region ContainerSeries
public static Series <TKey, (TLeft, TRight), Zip <TKey, TLeft, TRight, TCursorLeft, TCursorRight> > Zip <TKey, TLeft, TRight, TCursorLeft, TCursorRight>(
this ContainerSeries <TKey, TLeft, TCursorLeft> series, ContainerSeries <TKey, TRight, TCursorRight> other)
where TCursorLeft : ISpecializedCursor <TKey, TLeft, TCursorLeft>
where TCursorRight : ISpecializedCursor <TKey, TRight, TCursorRight>
{
var zip = new Zip <TKey, TLeft, TRight, TCursorLeft, TCursorRight>(series.GetContainerCursor(), other.GetContainerCursor());
return(zip.Source);
}
internal static Series <TKey, TValue, Range <TKey, TValue, TCursor> > Range <TKey, TValue, TCursor>(
this ContainerSeries <TKey, TValue, TCursor> series,
Opt <TKey> startKey, Opt <TKey> endKey, bool startInclusive = true, bool endInclusive = true)
where TCursor : ISpecializedCursor <TKey, TValue, TCursor>
{
var cursor = new Range <TKey, TValue, TCursor>(
series.GetContainerCursor(), startKey, endKey, startInclusive, endInclusive);
return(cursor.Source);
}
public static Stat2 <TKey> Stat2 <TKey, TValue, TCursor>(this ContainerSeries <TKey, TValue, TCursor> series)
where TCursor : ICursor <TKey, TValue, TCursor>
{
var stat = new Stat2 <TKey>();
using (var cursor = series.GetContainerCursor())
{
var first = true;
while (cursor.MoveNext())
{
if (first)
{
stat._start = cursor.CurrentKey;
first = false;
}
stat.AddValue(DoubleUtil.GetDouble(cursor.CurrentValue));
}
stat._end = cursor.CurrentKey;
stat._endValue = DoubleUtil.GetDouble(cursor.CurrentValue);
}
return(stat);
}
this ContainerSeries <TKey, TValue, TCursor> series, Func <((TKey, TValue) current, (TKey, TValue) previous), TResult> selector, int lag = 1, int step = 1)
this ContainerSeries <TKey, TLeft, TCursorLeft> series, ContainerSeries <TKey, TRight, TCursorRight> other, Func <TKey, TLeft, TRight, TResult> selector)
