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feat(collections): add PrefixUntilTripleRange method for triple key (#17144)

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atheeshp 2023-07-27 14:54:31 +05:30 committed by GitHub
parent 9a42a3e7a0
commit f0f777fa3c
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1 changed files with 6 additions and 13 deletions
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19
collections/triple.go
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@ -273,26 +273,19 @@ func (t tripleKeyCodec[K1, K2, K3]) SizeNonTerminal(key Triple[K1, K2, K3]) int
return size
}
func PrefixTripleRange[K1, K2, K3 any](k1 K1) Ranger[Triple[K1, K2, K3]] {
// NewPrefixUntilTripleRange defines a collection query which ranges until the provided Pair prefix.
// Unstable: this API might change in the future.
func NewPrefixUntilTripleRange[K1, K2, K3 any](k1 K1) Ranger[Triple[K1, K2, K3]] {
key := TriplePrefix[K1, K2, K3](k1)
return &Range[Triple[K1, K2, K3]]{
start: RangeKeyExact(key),
end: RangeKeyPrefixEnd(key),
}
}
func SuperPrefixTripleRange[K1, K2, K3 any](k1 K1, k2 K2) Ranger[Triple[K1, K2, K3]] {
key := TripleSuperPrefix[K1, K2, K3](k1, k2)
return &Range[Triple[K1, K2, K3]]{
start: RangeKeyExact(key),
end: RangeKeyPrefixEnd(key),
end: RangeKeyPrefixEnd(key),
}
}
// NewPrefixedTripleRange provides a Range for all keys prefixed with the given
// first part of the Triple key.
func NewPrefixedTripleRange[K1, K2, K3 any](prefix K1) Ranger[Triple[K1, K2, K3]] {
key := TriplePrefix[K1, K2, K3](prefix)
func NewPrefixedTripleRange[K1, K2, K3 any](k1 K1) Ranger[Triple[K1, K2, K3]] {
key := TriplePrefix[K1, K2, K3](k1)
return &Range[Triple[K1, K2, K3]]{
start: RangeKeyExact(key),
end: RangeKeyPrefixEnd(key),