traefik/vendor/github.com/emicklei/go-restful/curly_route.go

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package restful
// Copyright 2013 Ernest Micklei. All rights reserved.
// Use of this source code is governed by a license
// that can be found in the LICENSE file.
// curlyRoute exits for sorting Routes by the CurlyRouter based on number of parameters and number of static path elements.
type curlyRoute struct {
route Route
paramCount int
staticCount int
}
type sortableCurlyRoutes []curlyRoute
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func (s *sortableCurlyRoutes) add(route curlyRoute) {
*s = append(*s, route)
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}
func (s sortableCurlyRoutes) routes() (routes []Route) {
for _, each := range s {
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routes = append(routes, each.route) // TODO change return type
}
return routes
}
func (s sortableCurlyRoutes) Len() int {
return len(s)
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}
func (s sortableCurlyRoutes) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
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}
func (s sortableCurlyRoutes) Less(i, j int) bool {
ci := s[i]
cj := s[j]
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// primary key
if ci.staticCount < cj.staticCount {
return true
}
if ci.staticCount > cj.staticCount {
return false
}
// secundary key
if ci.paramCount < cj.paramCount {
return true
}
if ci.paramCount > cj.paramCount {
return false
}
return ci.route.Path < cj.route.Path
}