websocket - Rails 5 actioncable undefined method `fetch' for nil:NilClass -
i using rails 5 actioncable , getting this error when trying send throws actioncable should do? i'm trying push project heroku.
nomethoderror in messagescontroller#create undefined method `fetch' nil:nilclass extracted source (around line #37): #35 # makes sure proper dependencies required. #36 def pubsub_adapter *37 adapter = (cable.fetch('adapter') { 'redis' }) #38 path_to_adapter = "action_cable/subscription_adapter/#{adapter}" #39 begin #40 require path_to_adapter extracted source (around line #50): #48 # adapter used streams/broadcasting. #49 def pubsub *50 @pubsub ||= config.pubsub_adapter.new(self) #51 end #52 #53 # identifiers applied connection class associated server. extracted source (around line #42): #40 def broadcast(message) #41 server.logger.info "[actioncable] broadcasting #{broadcasting}: #{message}" *42 server.pubsub.broadcast broadcasting, activesupport::json.encode(message) #43 end #44 end #45 end rails.root: /media/adham/data/code/rails5test application trace app/controllers/messages_controller.rb:6:in `create' app/middleware/chat_action_cable.rb:10:in `call'
there commit made here: enter link description here
reading through , changing config file actioncable from...
config/redis/cable.yml
to
config/cable.yml
...fixed issue. update allow actioncable backend agnostic.
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