mirror of https://github.com/k3s-io/k3s
65 lines
2.1 KiB
Go
65 lines
2.1 KiB
Go
|
/*
|
||
|
|
Copyright 2015 The Kubernetes Authors.
|
||
|
|
|
||
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
you may not use this file except in compliance with the License.
|
||
|
|
You may obtain a copy of the License at
|
||
|
|
|
||
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
|
||
|
|
Unless required by applicable law or agreed to in writing, software
|
||
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
See the License for the specific language governing permissions and
|
||
|
|
limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
package generator
|
||
|
|
|
||
|
|
import (
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"k8s.io/klog"
|
||
|
|
|
||
|
|
"k8s.io/gengo/namer"
|
||
|
|
"k8s.io/gengo/types"
|
||
|
|
)
|
||
|
|
|
||
|
|
func NewImportTracker(typesToAdd ...*types.Type) namer.ImportTracker {
|
||
|
|
tracker := namer.NewDefaultImportTracker(types.Name{})
|
||
|
|
tracker.IsInvalidType = func(*types.Type) bool { return false }
|
||
|
|
tracker.LocalName = func(name types.Name) string { return golangTrackerLocalName(&tracker, name) }
|
||
|
|
tracker.PrintImport = func(path, name string) string { return name + " \"" + path + "\"" }
|
||
|
|
|
||
|
|
tracker.AddTypes(typesToAdd...)
|
||
|
|
return &tracker
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func golangTrackerLocalName(tracker namer.ImportTracker, t types.Name) string {
|
||
|
|
path := t.Package
|
||
|
|
|
||
|
|
// Using backslashes in package names causes gengo to produce Go code which
|
||
|
|
// will not compile with the gc compiler. See the comment on GoSeperator.
|
||
|
|
if strings.ContainsRune(path, '\\') {
|
||
|
|
klog.Warningf("Warning: backslash used in import path '%v', this is unsupported.\n", path)
|
||
|
|
}
|
||
|
|
|
||
|
|
dirs := strings.Split(path, namer.GoSeperator)
|
||
|
|
for n := len(dirs) - 1; n >= 0; n-- {
|
||
|
|
// follow kube convention of not having anything between directory names
|
||
|
|
name := strings.Join(dirs[n:], "")
|
||
|
|
name = strings.Replace(name, "_", "", -1)
|
||
|
|
// These characters commonly appear in import paths for go
|
||
|
|
// packages, but aren't legal go names. So we'll sanitize.
|
||
|
|
name = strings.Replace(name, ".", "", -1)
|
||
|
|
name = strings.Replace(name, "-", "", -1)
|
||
|
|
if _, found := tracker.PathOf(name); found {
|
||
|
|
// This name collides with some other package
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
return name
|
||
|
|
}
|
||
|
|
panic("can't find import for " + path)
|
||
|
|
}
|