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Contents
require 'active_support/notifications'
module Neo4j
module Core
module Instrumentable
def self.included(base)
base.send :include, InstanceMethods
base.extend ClassMethods
end
module InstanceMethods
end
module ClassMethods
def instrument(name, label, arguments)
# defining class methods
klass = class << self; self; end
klass.instance_eval do
define_method("subscribe_to_#{name}") do |&b|
ActiveSupport::Notifications.subscribe(label) do |a, start, finish, id, payload|
b.call yield(a, start, finish, id, payload)
end
end
define_method("instrument_#{name}") do |*args, &b|
hash = arguments.each_with_index.each_with_object({}) do |(argument, i), result|
result[argument.to_sym] = args[i]
end
ActiveSupport::Notifications.instrument(label, hash) { b.call }
end
end
end
end
end
end
end
Version data entries
40 entries across 40 versions & 1 rubygems