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order_purego.go
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order_purego.go
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//go:build purego || !amd64
package parquet
// -----------------------------------------------------------------------------
// TODO: use generics versions of the these functions to reduce the amount of
// code to maintain when we drop compatilibty with Go version older than 1.18.
// -----------------------------------------------------------------------------
func orderOfInt32(data []int32) int {
if len(data) > 1 {
if int32AreInAscendingOrder(data) {
return +1
}
if int32AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func orderOfInt64(data []int64) int {
if len(data) > 1 {
if int64AreInAscendingOrder(data) {
return +1
}
if int64AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func orderOfUint32(data []uint32) int {
if len(data) > 1 {
if uint32AreInAscendingOrder(data) {
return +1
}
if uint32AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func orderOfUint64(data []uint64) int {
if len(data) > 1 {
if uint64AreInAscendingOrder(data) {
return +1
}
if uint64AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func orderOfFloat32(data []float32) int {
if len(data) > 1 {
if float32AreInAscendingOrder(data) {
return +1
}
if float32AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func orderOfFloat64(data []float64) int {
if len(data) > 1 {
if float64AreInAscendingOrder(data) {
return +1
}
if float64AreInDescendingOrder(data) {
return -1
}
}
return 0
}
func int32AreInAscendingOrder(data []int32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func int32AreInDescendingOrder(data []int32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}
func int64AreInAscendingOrder(data []int64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func int64AreInDescendingOrder(data []int64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}
func uint32AreInAscendingOrder(data []uint32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func uint32AreInDescendingOrder(data []uint32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}
func uint64AreInAscendingOrder(data []uint64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func uint64AreInDescendingOrder(data []uint64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}
func float32AreInAscendingOrder(data []float32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func float32AreInDescendingOrder(data []float32) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}
func float64AreInAscendingOrder(data []float64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] > data[i] {
return false
}
}
return true
}
func float64AreInDescendingOrder(data []float64) bool {
for i := len(data) - 1; i > 0; i-- {
if data[i-1] < data[i] {
return false
}
}
return true
}