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Merge pull request #127 from eparis/show-commandline-on-parent

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Display pflag.CommandLine flags as if they were declared on the parent
This commit is contained in:
Eric Paris 2015-08-16 22:42:27 -07:00
commit db05184446
2 changed files with 15 additions and 1 deletions
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8
cobra_test.go
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@ -963,3 +963,11 @@ func TestGlobalNormFuncPropagation(t *testing.T) {
t.Error("cmdPrint and cmdEchoSub should had the normalization function of rootCmd") t.Error("cmdPrint and cmdEchoSub should had the normalization function of rootCmd")
} }
} }
func TestFlagOnPflagCommandLine(t *testing.T) {
flagName := "flagOnCommandLine"
pflag.CommandLine.String(flagName, "", "about my flag")
r := fullSetupTest("--help")
checkResultContains(t, r, flagName)
}

8
command.go
View file

@ -158,7 +158,6 @@ func (c *Command) SetHelpTemplate(s string) {
func (c *Command) SetGlobalNormalizationFunc(n func(f *flag.FlagSet, name string) flag.NormalizedName) { func (c *Command) SetGlobalNormalizationFunc(n func(f *flag.FlagSet, name string) flag.NormalizedName) {
c.Flags().SetNormalizeFunc(n) c.Flags().SetNormalizeFunc(n)
c.PersistentFlags().SetNormalizeFunc(n) c.PersistentFlags().SetNormalizeFunc(n)
c.LocalFlags().SetNormalizeFunc(n)
c.globNormFunc = n c.globNormFunc = n
for _, command := range c.commands { for _, command := range c.commands {
@ -873,6 +872,13 @@ func (c *Command) LocalFlags() *flag.FlagSet {
c.lflags.VisitAll(func(f *flag.Flag) { c.lflags.VisitAll(func(f *flag.Flag) {
local.AddFlag(f) local.AddFlag(f)
}) })
if !c.HasParent() {
flag.CommandLine.VisitAll(func(f *flag.Flag) {
if local.Lookup(f.Name) == nil {
local.AddFlag(f)
}
})
}
return local return local
} }