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don't require flags when the help flag is included

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This commit is contained in:
jhowarth 2015-03-02 12:06:42 -08:00
parent 6023f370c1
commit 145da3210f
1 changed files with 7 additions and 0 deletions
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7
context.go
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@ -340,6 +340,13 @@ func normalizeFlags(flags []Flag, set *flag.FlagSet) error {
} }
func checkRequiredFlags(flags []Flag, set *flag.FlagSet) error { func checkRequiredFlags(flags []Flag, set *flag.FlagSet) error {
// If the help flag is included then none of the other flags are required.
for _, f := range flags {
if f.getName() == "help" {
return nil
}
}
visited := make(map[string]bool) visited := make(map[string]bool)
set.Visit(func(f *flag.Flag) { set.Visit(func(f *flag.Flag) {
visited[f.Name] = true visited[f.Name] = true