lib/brief.rb in brief-1.7.2 vs lib/brief.rb in brief-1.7.3

@@ -67,12 +67,13 @@
   end
 
   # Adapters for Rails, Middleman, or Jekyll apps
   def self.activate_adapter(identifier)
     require "brief/adapters/#{ identifier }"
-    adapter = (Brief::Adapters.const_get(identifier.camelize) rescue nil)
-    adapter.try(:activate_adapter)
+    (Brief::Adapters.const_get(identifier.camelize) rescue nil).tap do |adapter|
+      raise "Invalid adapter: #{ identifier }" unless adapter
+    end
   end
 end
 
 require 'brief/core_ext'
 require 'brief/version'
@@ -97,5 +98,6 @@
 require 'brief/server'
 require 'brief/briefcase'
 require 'brief/apps'
 
 Brief::Apps.create_namespaces()
+Brief.activate_adapter("middleman_extension").activate_brief_extension() if defined?(::Middleman)