This repository has been archived by the owner on Mar 16, 2019. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 9
/
sort.go
74 lines (65 loc) · 1.66 KB
/
sort.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
package route
import (
"sort"
"github.com/solo-io/gloo/pkg/api/types/v1"
)
func SortRoutes(routes []*v1.Route) {
sort.SliceStable(routes, func(i, j int) bool {
return lessRoutes(routes[i], routes[j])
})
}
func lessRoutes(left, right *v1.Route) bool {
lm := left.GetMatcher()
rm := right.GetMatcher()
switch l := lm.(type) {
case *v1.Route_EventMatcher:
switch r := rm.(type) {
case *v1.Route_EventMatcher:
return len(l.EventMatcher.EventType) > len(r.EventMatcher.EventType)
case *v1.Route_RequestMatcher:
return true
}
case *v1.Route_RequestMatcher:
switch r := rm.(type) {
case *v1.Route_EventMatcher:
return false
case *v1.Route_RequestMatcher:
return lessRequestMatcher(l.RequestMatcher, r.RequestMatcher)
}
}
return true
}
func lessRequestMatcher(left, right *v1.RequestMatcher) bool {
lp := left.GetPath()
rp := right.GetPath()
switch l := lp.(type) {
case *v1.RequestMatcher_PathExact:
switch r := rp.(type) {
case *v1.RequestMatcher_PathExact:
return len(l.PathExact) > len(r.PathExact)
case *v1.RequestMatcher_PathRegex:
return true
case *v1.RequestMatcher_PathPrefix:
return true
}
case *v1.RequestMatcher_PathRegex:
switch r := rp.(type) {
case *v1.RequestMatcher_PathExact:
return false
case *v1.RequestMatcher_PathRegex:
return len(l.PathRegex) > len(r.PathRegex)
case *v1.RequestMatcher_PathPrefix:
return true
}
case *v1.RequestMatcher_PathPrefix:
switch r := rp.(type) {
case *v1.RequestMatcher_PathExact:
return false
case *v1.RequestMatcher_PathRegex:
return false
case *v1.RequestMatcher_PathPrefix:
return len(l.PathPrefix) > len(r.PathPrefix)
}
}
return true
}