Remove MultiJson dependency

lib/sidekiq-scheduler/schedule.rb

@@ -1,5 +1,5 @@
 require 'hashie'
-require 'multi_json'
+require 'json'
 
 module SidekiqScheduler
   module Schedule
@@ -71,7 +71,7 @@ def get_schedule(name = nil)
         get_all_schedules
       else
         encoded_schedule = Sidekiq.redis { |r| r.hget(:schedules, name) }
-        encoded_schedule.nil? ? nil : MultiJson.decode(encoded_schedule)
+        encoded_schedule.nil? ? nil : JSON(encoded_schedule)
       end
     end
 
@@ -83,7 +83,7 @@ def get_all_schedules
 
         Sidekiq.redis { |r| r.hgetall(:schedules) }.tap do |h|
           h.each do |name, config|
-            schedules[name] = MultiJson.decode(config)
+            schedules[name] = JSON(config)
           end
         end
       end
@@ -103,7 +103,7 @@ def get_all_schedules
     def set_schedule(name, config)
       existing_config = get_schedule(name)
       unless existing_config && existing_config == config
-        Sidekiq.redis { |r| r.hset(:schedules, name, MultiJson.encode(config)) }
+        Sidekiq.redis { |r| r.hset(:schedules, name, JSON(config)) }
         Sidekiq.redis { |r| r.sadd(:schedules_changed, name) }
       end
       config

lib/sidekiq/scheduler.rb

@@ -2,6 +2,7 @@
 require 'thwait'
 require 'sidekiq/util'
 require 'sidekiq-scheduler/manager'
+require 'json'
 
 module Sidekiq
   class Scheduler
@@ -387,15 +388,15 @@ def sanitize_job_config(config)
       def schedule_state(name)
         state = Sidekiq.redis { |r| r.hget(schedules_state_key, name) }
 
-        state ? MultiJson.decode(state) : {}
+        state ? JSON(state) : {}
       end
 
       # Saves a schedule state
       #
       # @param name [String] with the schedule's name
       # @param name [Hash] with the schedule's state
       def set_schedule_state(name, state)
-        Sidekiq.redis { |r| r.hset(schedules_state_key, name, MultiJson.encode(state)) }
+        Sidekiq.redis { |r| r.hset(schedules_state_key, name, JSON(state)) }
       end
 
     end

sidekiq-scheduler.gemspec

@@ -22,7 +22,6 @@ Gem::Specification.new do |s|
   s.add_dependency 'sidekiq',         '>= 3'
   s.add_dependency 'redis',           '~> 3'
   s.add_dependency 'rufus-scheduler', '~> 3.1.8'
-  s.add_dependency 'multi_json',      '~> 1'
   s.add_dependency 'tilt',            '>= 1.4.0'
 
   s.add_development_dependency 'rake',                    '~> 10.0'

spec/sidekiq-scheduler/schedule_spec.rb

@@ -15,7 +15,7 @@ def only_cron_and_args
 
   def job_from_redis(job_id)
     if job = job_from_redis_without_decoding(job_id)
-      MultiJson.decode(job)
+      JSON(job)
     end
   end
 

spec/sidekiq/scheduler_spec.rb

@@ -246,10 +246,10 @@
         Sidekiq.redis  { |r| r.del(:schedules) }
         Sidekiq.redis do |r|
           r.hset(:schedules, 'some_ivar_job2',
-            MultiJson.encode({
-                'cron' => '* * * * *',
-                'class' => 'SomeWorker',
-                'args' => '/tmp/2'
+            JSON({
+              'cron' => '* * * * *',
+              'class' => 'SomeWorker',
+              'args' => '/tmp/2'
             })
           )
         end
@@ -832,7 +832,7 @@ def enqueued_jobs_registry
 
       before do
         Sidekiq.redis do |r|
-          r.hset(described_class.schedules_state_key, job_name, MultiJson.encode(state))
+          r.hset(described_class.schedules_state_key, job_name, JSON(state))
         end
       end
 
@@ -895,7 +895,7 @@ def enqueued_jobs_registry
 
       before do
         Sidekiq.redis do |r|
-          r.hset(described_class.schedules_state_key, job_name, MultiJson.encode(state))
+          r.hset(described_class.schedules_state_key, job_name, JSON(state))
         end
       end
 

spec/spec_helper.rb

@@ -7,7 +7,7 @@
 require 'sidekiq'
 require 'sidekiq/testing'
 require 'sidekiq-scheduler'
-require 'multi_json'
+require 'json'
 require 'timecop'
 
 # Load all support files