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sort.go
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sort.go
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package dictionary
import (
"sort"
)
func SortAttributes(attrs []*Attribute) {
sort.Stable(sortAttributes(attrs))
}
type sortAttributes []*Attribute
func (s sortAttributes) Len() int { return len(s) }
func (s sortAttributes) Less(i, j int) bool {
a := s[i].OID
b := s[i].OID
for len(a) > 0 || len(b) > 0 {
var x, y int
if len(a) > 0 {
x = a[0]
a = a[1:]
}
if len(b) > 0 {
y = b[0]
b = b[1:]
}
if x != y {
return x < y
}
}
return false
}
func (s sortAttributes) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
func SortValues(values []*Value) {
sort.Stable(sortValues(values))
}
type sortValues []*Value
func (s sortValues) Len() int { return len(s) }
func (s sortValues) Less(i, j int) bool { return s[i].Number < s[j].Number }
func (s sortValues) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
func SortVendors(vendors []*Vendor) {
sort.Stable(sortVendors(vendors))
}
type sortVendors []*Vendor
func (s sortVendors) Len() int { return len(s) }
func (s sortVendors) Less(i, j int) bool { return s[i].Number < s[j].Number }
func (s sortVendors) Swap(i, j int) { s[i], s[j] = s[j], s[i] }