public IEnumerator <IGroupingExpression <TKey, TElement> > GetEnumerator()
{
if (notifyEnumerable != null)
{
return(notifyEnumerable.GetEnumerator());
}
return(SL.GroupBy(Source, PredicateCompiled, Comparer).Select(g => new GroupingExpression(g, this)).GetEnumerator());
}
public void BlinqShouldEqualLinqNativeArrayGroupByKey([ArrayValues] int[] sourceArr)
{
var source = new NativeArray <int>(sourceArr, Allocator.Persistent);
var expected = ExceptionAndValue(() =>
{
var groupBy = Linq.GroupBy(source, SelectSelf <int>().Invoke);
return(Linq.ToArray(groupBy));
});
var actual = ExceptionAndValue(() =>
{
var groupBy = Linq.Cast <IGrouping <int, int> >(Blinq.GroupBy(source, SelectSelf <int>()));
return(Linq.ToArray(groupBy));
});
AssertAreEqual(expected, actual);
source.Dispose();
}
public void BlinqShouldEqualLinqNativeArrayGroupByThenSelectCount([ArrayValues] int[] sourceArr)
{
var source = new NativeArray <int>(sourceArr, Allocator.Persistent);
var expected = ExceptionAndValue(() =>
{
var groupBy = Linq.GroupBy(source, SelectSelf <int>().Invoke, (key, values) => key + Linq.Count(values));
return(Linq.ToArray(groupBy));
});
var actual = ExceptionAndValue(() =>
{
var groupBy = Blinq.GroupBy(source, SelectSelf <int>(), SelectGrouping);
return(Linq.ToArray(groupBy));
});
AssertAreEqual(expected, actual);
source.Dispose();
}
public static IEnumerable <TResult> GroupBy <TSource, TKey, TElement, TResult>(this IEnumerable <TSource> source, Func <TSource, TKey> keySelector, Func <TSource, TElement> elementSelector, Func <TKey, IEnumerable <TElement>, TResult> resultSelector, IEqualityComparer <TKey> comparer) => LinqEnumerable.GroupBy(source, keySelector, elementSelector, resultSelector, comparer);
public static IEnumerable <IGrouping <TKey, TElement> > GroupBy <TSource, TKey, TElement>(this IEnumerable <TSource> source, Func <TSource, TKey> keySelector, Func <TSource, TElement> elementSelector) => LinqEnumerable.GroupBy(source, keySelector, elementSelector);
public static IEnumerable <IGrouping <TKey, TSource> > GroupBy <TSource, TKey>(this IEnumerable <TSource> source, Func <TSource, TKey> keySelector, IEqualityComparer <TKey> comparer) => LinqEnumerable.GroupBy(source, keySelector, comparer);
public static IEnumerable <TResult> GroupBy <TSource, TKey, TResult>(this IEnumerable <TSource> source, Func <TSource, TKey> keySelector, Func <TKey, IEnumerable <TSource>, TResult> resultSelector) => LinqEnumerable.GroupBy(source, keySelector, resultSelector);
public static IEnumerable <IGrouping <TKey, TSource> > GroupBy <TSource, TKey>(this IEnumerable <TSource> source, Func <TSource, TKey> keySelector) => Enumerable.GroupBy(source, keySelector);
public void LinqArray()
{
MakeMeasurement(() => Linq.ToList(Linq.GroupBy(source, SelectSelf <int>().Invoke, GroupByLinqSelector)), "Linq").Run();
}