do not set user agent to empty string

rusq · rusq · commit 09104962afbb · 2024-10-06T16:56:35.000+10:00
diff --git a/slackauth.go b/slackauth.go
@@ -60,7 +60,9 @@ func WithCookie(cookie ...*http.Cookie) Option {
 // WithUserAgent sets the user agent for the session.
 func WithUserAgent(ua string) Option {
 	return func(o *options) {
-		o.userAgent = ua
+		if ua != "" {
+			o.userAgent = ua
+		}
 	}
 }
 

Original file line number	Diff line number	Diff line change
`@@ -60,7 +60,9 @@ func WithCookie(cookie ...*http.Cookie) Option {`
`60`	`60`	`// WithUserAgent sets the user agent for the session.`
`61`	`61`	`func WithUserAgent(ua string) Option {`
`62`	`62`	`return func(o *options) {`
`63`		`- o.userAgent = ua`
	`63`	`+ if ua != "" {`
	`64`	`+ o.userAgent = ua`
	`65`	`+ }`
`64`	`66`	`}`
`65`	`67`	`}`
`66`	`68`