1package xmlutil
2
3import (
4	"encoding/xml"
5	"strings"
6)
7
8type xmlAttrSlice []xml.Attr
9
10func (x xmlAttrSlice) Len() int {
11	return len(x)
12}
13
14func (x xmlAttrSlice) Less(i, j int) bool {
15	spaceI, spaceJ := x[i].Name.Space, x[j].Name.Space
16	localI, localJ := x[i].Name.Local, x[j].Name.Local
17	valueI, valueJ := x[i].Value, x[j].Value
18
19	spaceCmp := strings.Compare(spaceI, spaceJ)
20	localCmp := strings.Compare(localI, localJ)
21	valueCmp := strings.Compare(valueI, valueJ)
22
23	if spaceCmp == -1 || (spaceCmp == 0 && (localCmp == -1 || (localCmp == 0 && valueCmp == -1))) {
24		return true
25	}
26
27	return false
28}
29
30func (x xmlAttrSlice) Swap(i, j int) {
31	x[i], x[j] = x[j], x[i]
32}
33