class Attention::Publisher
Uses Redis pub/sub to publish events
Public Instance Methods
payload_for(value)
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Converts published values to JSON if possible @api private
# File lib/attention/publisher.rb, line 17 def payload_for(value) case value when Array, Hash JSON.dump value else value end rescue value end
publish(channel, value) { |redis| ... }
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Publishes the value to the channel @param channel [String] The channel to publish to @param value [Object] The value to publish @yield Allows an optional block to use the Redis connection @yieldparam redis [Redis] The Redis connection
# File lib/attention/publisher.rb, line 9 def publish(channel, value) redis = Attention.redis.call yield redis if block_given? redis.publish channel, payload_for(value) end