Example #1
0
func (f FakeStore) EntriesByOwner(
	t db.Transaction, owner int64, consumer functional.Consumer) error {
	s := functional.NewStreamFromPtrs(f, nil)
	s = functional.Filter(functional.NewFilterer(func(ptr interface{}) error {
		p := ptr.(*vsafe.Entry)
		if p.Owner == owner {
			return nil
		}
		return functional.Skipped
	}),
		s)
	return consumer.Consume(s)
}
func ExampleNewGenerator() {
	s := functional.NewStreamFromPtrs(
		[]*DateCount{
			{YMD(2013, 5, 24), 13},
			{YMD(2013, 4, 1), 5},
			{YMD(2013, 1, 1), 8},
			{YMD(2012, 12, 31), 24},
			{YMD(2012, 5, 26), 10}},
		nil)
	s = ByYear(s)
	defer s.Close()
	var yc YearCount
	for err := s.Next(&yc); err == nil; err = s.Next(&yc) {
		fmt.Printf("%d: %d\n", yc.Year, yc.Count)
	}
	// Output:
	// 2013: 26
	// 2012: 34
}