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moby--moby
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fix panic with only long flags or only one deprecatd 

Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
This commit is contained in:
Victor Vieux 2014-03-05 19:45:57 +00:00
parent 089bf5e11e
commit 069dc7f8c7
2 changed files with 4 additions and 4 deletions
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4
pkg/mflag/example/example.go
View File

@ -14,8 +14,8 @@ var (
func init() {
flag.Bool([]string{"#hp", "#-halp"}, false, "display the halp")
flag.BoolVar(&b, []string{"b"}, false, "a simple bool")
flag.BoolVar(&b2, []string{"-bool"}, false, "a simple bool")
flag.IntVar(&i, []string{"#integer", "-integer"}, -1, "a simple integer")
flag.BoolVar(&b2, []string{"#-bool"}, false, "a simple bool")
flag.IntVar(&i, []string{"-integer", "-number"}, -1, "a simple integer")
flag.StringVar(&str, []string{"s", "#hidden", "-string"}, "", "a simple string") //-s -hidden and --string will work, but -hidden won't be in the usage
flag.BoolVar(&h, []string{"h", "#help", "-help"}, false, "display the help")
flag.Parse()

4
pkg/mflag/flag.go
View File

@ -290,13 +290,13 @@ type Flag struct {
func sortFlags(flags map[string]*Flag) []*Flag {
var list sort.StringSlice
for _, f := range flags {
fName := strings.TrimPrefix(f.Names[0], "#")
if len(f.Names) == 1 {
list = append(list, f.Names[0])
list = append(list, fName)
continue
}
found := false
fName := strings.TrimPrefix(strings.TrimPrefix(f.Names[0], "#"), "-")
for _, name := range list {
if name == fName {
found = true