add NameError to exceptions that adapters rescue when loading dependent libs

lib/faraday/adapter/patron.rb

@@ -3,7 +3,7 @@ module Faraday
     class Patron < Middleware
       begin
         require 'patron'
-      rescue LoadError => e
+      rescue LoadError, NameError => e
         self.load_error = e
       end
 

lib/faraday/adapter/typhoeus.rb

@@ -9,7 +9,7 @@ module Faraday
 
       begin
         require 'typhoeus'
-      rescue LoadError => e
+      rescue LoadError, NameError => e
         self.load_error = e
       end
 

lib/faraday/request/active_support_json.rb

@@ -3,9 +3,10 @@ module Faraday
     begin
       if !defined?(ActiveSupport::JSON)
         require 'active_support'
+        ActiveSupport::JSON
       end
 
-    rescue LoadError => e
+    rescue LoadError, NameError => e
       self.load_error = e
     end
 

lib/faraday/request/yajl.rb

@@ -3,7 +3,7 @@ module Faraday
     begin
       require 'yajl'
 
-    rescue LoadError => e
+    rescue LoadError, NameError => e
       self.load_error = e
     end
 

lib/faraday/response/active_support_json.rb

@@ -3,6 +3,7 @@ module Faraday
     begin
       if !defined?(ActiveSupport::JSON)
         require 'active_support'
+        ActiveSupport::JSON
       end
 
       def self.register_on_complete(env)
@@ -10,7 +11,7 @@ module Faraday
           finished_env[:body] = ActiveSupport::JSON.decode(finished_env[:body])
         end
       end
-    rescue LoadError => e
+    rescue LoadError, NameError => e
       self.load_error = e
     end
     

lib/faraday/response/yajl.rb

@@ -8,7 +8,7 @@ module Faraday
           finished_env[:body] = Yajl::Parser.parse(finished_env[:body])
         end
       end
-    rescue LoadError => e
+    rescue LoadError, NameError => e
       self.load_error = e
     end