Maintenance: Activated rubocop rule Style/RescueStandardError.

.rubocop.yml

@@ -68,6 +68,11 @@ Style/TrailingCommaInArguments:
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
   Enabled: false
 
+Style/RescueStandardError:
+  Description: 'Avoid rescuing without specifying an error class.'
+  Enabled: true
+  EnforcedStyle: implicit
+
 Layout/SpaceInsideParens:
   Description: 'No spaces after ( or before ).'
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-spaces-braces'

.rubocop_todo.yml

@@ -83,9 +83,3 @@ Rails/HasManyOrHasOneDependent:
 Style/Documentation:
   Enabled: false
 
-# Offense count: 172
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: implicit, explicit
-Style/RescueStandardError:
-  Enabled: false

app/models/channel.rb

@@ -347,7 +347,7 @@ get instance of channel driver
     options[:outbound][:options][:password] = result[:access_token]
 
     save!
-  rescue StandardError => e
+  rescue => e
     logger.error e
     raise "Failed to refresh XOAUTH2 access_token of provider '#{options[:auth][:provider]}'! #{e.inspect}"
   end