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AdditionalHelpMessage set in command annotations, removed env var check 

Signed-off-by: Guillaume Tardif <guillaume.tardif@gmail.com>
This commit is contained in:
Guillaume Tardif 2020-12-02 09:56:22 +01:00
parent 0ec9e434ed
commit d7697f9c72
1 changed files with 16 additions and 8 deletions
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24
cli/cobra.go
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@ -36,8 +36,8 @@ func setupCommonRootCommand(rootCmd *cobra.Command) (*cliflags.ClientOptions, *p
cobra.AddTemplateFunc("invalidPluginReason", invalidPluginReason)
cobra.AddTemplateFunc("isPlugin", isPlugin)
cobra.AddTemplateFunc("isExperimental", isExperimental)
cobra.AddTemplateFunc("displayHelpLink", displayHelpLink)
cobra.AddTemplateFunc("cyan", cyan)
cobra.AddTemplateFunc("hasAdditionalHelp", hasAdditionalHelp)
cobra.AddTemplateFunc("additionalHelp", additionalHelp)
cobra.AddTemplateFunc("decoratedName", decoratedName)
rootCmd.SetUsageTemplate(usageTemplate)
@ -49,6 +49,8 @@ func setupCommonRootCommand(rootCmd *cobra.Command) (*cliflags.ClientOptions, *p
rootCmd.PersistentFlags().MarkShorthandDeprecated("help", "please use --help")
rootCmd.PersistentFlags().Lookup("help").Hidden = true
rootCmd.Annotations = map[string]string{"additionalHelp": brightCyan("To get more help with docker, check out guides at https://docs.docker.com/go/guides/")}
return opts, flags, helpCommand
}
@ -206,12 +208,18 @@ func isExperimental(cmd *cobra.Command) bool {
return experimental
}
func displayHelpLink(cmd *cobra.Command) bool {
hideGuides := os.Getenv("DOCKER_HIDE_HELP_GUIDES") != ""
return !cmd.HasParent() && !hideGuides
func additionalHelp(cmd *cobra.Command) string {
if additionalHelp, ok := cmd.Annotations["additionalHelp"]; ok {
return additionalHelp
}
return ""
}
var cyan = color("\033[1;36m%s\033[0m")
func hasAdditionalHelp(cmd *cobra.Command) bool {
return additionalHelp(cmd) != ""
}
var brightCyan = color("\033[1;96m%s\033[0m")
func color(colorString string) func(...interface{}) string {
sprint := func(args ...interface{}) string {
@ -376,8 +384,8 @@ Invalid Plugins:
Run '{{.CommandPath}} COMMAND --help' for more information on a command.
{{- end}}
{{- if displayHelpLink .}}
{{ cyan "To get more help with docker, check out guides at https://docs.docker.com/go/guides/" }}
{{- if hasAdditionalHelp .}}
{{ additionalHelp . }}
{{- end}}
`