lib/faraday/panoptes/client_credentials_authentication.rb in faraday-panoptes-0.2.0 vs lib/faraday/panoptes/client_credentials_authentication.rb in faraday-panoptes-0.3.0

@@ -1,20 +1,25 @@
 require 'faraday'
 require 'faraday_middleware'
 
 module Faraday
   module Panoptes
+
+    class CredentialsOAuthError < StandardError
+    end
+
     class ClientCredentialsAuthentication < Faraday::Middleware
       dependency do
         require 'json' unless defined?(::JSON)
       end
 
       def initialize(app, url:, client_id:, client_secret:)
         super(app)
         @client_id = client_id
         @client_secret = client_secret
         @conn = Faraday.new(url: url)
+        @current_token = nil
       end
 
       def call(env)
         env[:request_headers]["Authorization"] = authorization_header
         @app.call(env)
@@ -43,9 +48,11 @@
       def get_token
         result = @conn.post("/oauth/token",
           grant_type: 'client_credentials',
           client_id: @client_id,
           client_secret: @client_secret)
+
+        raise CredentialsOAuthError.new "Failed to obtain access token" if result.status == 401 or result.status == 422 or result.body.empty?
         JSON.parse(result.body)
       end
     end
   end
 end