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Merge pull request #23257 from vdemeester/cobra-see-help

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Cobra - display "See 'docker cmd --help'." in error cases
This commit is contained in:
Sebastiaan van Stijn 2016-06-04 18:37:14 +02:00
commit e556d6b667
1 changed files with 6 additions and 3 deletions
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9
cli/required.go
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@ -18,7 +18,8 @@ func NoArgs(cmd *cobra.Command, args []string) error {
}
return fmt.Errorf(
"\"%s\" accepts no argument(s).\n\nUsage: %s\n\n%s",
"\"%s\" accepts no argument(s).\nSee '%s --help'.\n\nUsage: %s\n\n%s",
cmd.CommandPath(),
cmd.CommandPath(),
cmd.UseLine(),
cmd.Short,
@ -32,9 +33,10 @@ func RequiresMinArgs(min int) cobra.PositionalArgs {
return nil
}
return fmt.Errorf(
"\"%s\" requires at least %d argument(s).\n\nUsage: %s\n\n%s",
"\"%s\" requires at least %d argument(s).\nSee '%s --help'.\n\nUsage: %s\n\n%s",
cmd.CommandPath(),
min,
cmd.CommandPath(),
cmd.UseLine(),
cmd.Short,
)
@ -48,9 +50,10 @@ func ExactArgs(number int) cobra.PositionalArgs {
return nil
}
return fmt.Errorf(
"\"%s\" requires exactly %d argument(s).\n\nUsage: %s\n\n%s",
"\"%s\" requires exactly %d argument(s).\nSee '%s --help'.\n\nUsage: %s\n\n%s",
cmd.CommandPath(),
number,
cmd.CommandPath(),
cmd.UseLine(),
cmd.Short,
)