I've confirmed that the "Authorize" Button will in fact authorize and retrieve 
an empty token if my yaml definition declares no scopes (in other words, all 
endpoints are available to authenticated users and don't require any particular 
scope).

Ron

> On Dec 22, 2016, at 4:38 PM, Ron Ratovsky <[email protected]> wrote:
> 
> It’s tricky.
>  
> From the spec - 
> https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md#securityRequirementObject:
>  
> “Each name must correspond to a security scheme which is declared in the 
> Security Definitions. If the security scheme is of type "oauth2", then the 
> value is a list of scope names required for the execution. For other security 
> scheme types, the array MUST be empty.”
>  
> Meaning, the scopes are not optional…
>  
>  
>  
>  
> From: <[email protected]> on behalf of Ron Dagostino 
> <[email protected]>
> Reply-To: "[email protected]" 
> <[email protected]>
> Date: Thursday, 22 December 2016 at 13:02
> To: Swagger <[email protected]>
> Subject: Swagger-UI Authorize Button requires at least 1 scope?
>  
> Hi folks.  Swagger-UI provides an "Authorize" button at the top of the page, 
> and the resulting dialog requires at least 1 scope be enabled before the UI 
> will attempt to get a token (at least with the application/client_credentials 
> flow and the recently-merged password flow; I haven't tried other flows).  
> Yet if there are endpoints that require authentication but no particular 
> scope (i.e. they are open to any authenticated client regardless of the token 
> scope) then it becomes necessary to authorize via the little icon that 
> appears next to actual endpoint further down in the UI -- the "Authorize" 
> button won't let me get empty tokens.  It seems reasonable to me that I might 
> want to request an empty token via the "Authorize" button at the top of the 
> UI.  Does this seem reasonable to others, and this should be created as an 
> issue, or am I missing something?
> 
> Ron
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