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feat: export DefaultHelpFn #20

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Merged
merged 1 commit into from
Aug 26, 2024
Merged

feat: export DefaultHelpFn #20

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2 changes: 1 addition & 1 deletion command.go
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Original file line number Diff line number Diff line change
Expand Up @@ -479,7 +479,7 @@ func (inv *Invocation) run(state *runState) error {

if inv.Command.Handler == nil || errors.Is(state.flagParseErr, pflag.ErrHelp) {
if inv.Command.HelpHandler == nil {
return defaultHelpFn()(inv)
return DefaultHelpFn()(inv)
}
return inv.Command.HelpHandler(inv)
}
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4 changes: 2 additions & 2 deletions help.go
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Expand Up @@ -322,9 +322,9 @@ func (lm *newlineLimiter) Write(p []byte) (int, error) {

var usageWantsArgRe = regexp.MustCompile(`<.*>`)

// defaultHelpFn returns a function that generates usage (help)
// DefaultHelpFn returns a function that generates usage (help)
// output for a given command.
func defaultHelpFn() HandlerFunc {
func DefaultHelpFn() HandlerFunc {
return func(inv *Invocation) error {
// We use stdout for help and not stderr since there's no straightforward
// way to distinguish between a user error and a help request.
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