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collections.go
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collections.go
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package sku
import (
"encoding/gob"
"github.com/friedenberg/zit/src/alfa/schnittstellen"
"github.com/friedenberg/zit/src/charlie/collections_ptr"
"github.com/friedenberg/zit/src/delta/heap"
"github.com/friedenberg/zit/src/echo/kennung"
)
var (
transactedKeyerKennung schnittstellen.StringKeyerPtr[Transacted, *Transacted]
TransactedSetEmpty TransactedSet
TransactedLessor schnittstellen.Lessor2[Transacted, *Transacted]
)
func init() {
transactedKeyerKennung = &KennungKeyer[Transacted, *Transacted]{}
gob.Register(transactedKeyerKennung)
TransactedSetEmpty = MakeTransactedSet()
gob.Register(TransactedSetEmpty)
gob.Register(MakeTransactedMutableSet())
TransactedLessor = &lessor{}
}
type (
TransactedSet = schnittstellen.SetPtrLike[Transacted, *Transacted]
TransactedMutableSet = schnittstellen.MutableSetPtrLike[Transacted, *Transacted]
TransactedHeap = heap.Heap[Transacted, *Transacted]
CheckedOutSet = schnittstellen.SetPtrLike[CheckedOut, *CheckedOut]
CheckedOutMutableSet = schnittstellen.MutableSetPtrLike[CheckedOut, *CheckedOut]
)
func MakeTransactedHeap() TransactedHeap {
return heap.Make[Transacted, *Transacted](equaler{}, lessor{}, resetter{})
}
func MakeTransactedSet() TransactedSet {
return collections_ptr.MakeValueSet(transactedKeyerKennung)
}
func MakeTransactedMutableSet() TransactedMutableSet {
return collections_ptr.MakeMutableValueSet(transactedKeyerKennung)
}
type kennungGetter interface {
GetKennungLike() kennung.Kennung
}
type KennungKeyer[
T kennungGetter,
TPtr interface {
schnittstellen.Ptr[T]
kennungGetter
},
] struct{}
func (sk KennungKeyer[T, TPtr]) GetKey(e T) string {
return e.GetKennungLike().String()
}
func (sk KennungKeyer[T, TPtr]) GetKeyPtr(e TPtr) string {
if e == nil {
return ""
}
return e.GetKennungLike().String()
}
type lessor struct{}
func (lessor) Less(a, b Transacted) bool {
return a.GetTai().Less(b.GetTai())
}
func (lessor) LessPtr(a, b *Transacted) bool {
return a.GetTai().Less(b.GetTai())
}
type equaler struct{}
func (equaler) Equals(a, b Transacted) bool {
panic("not supported")
}
func (equaler) EqualsPtr(a, b *Transacted) bool {
return a.EqualsSkuLikePtr(b)
}