Module: RedisHash::Insertions

Extended by:
ActiveSupport::Concern
Included in:
Base
Defined in:
lib/redis_hash/concerns/insertions.rb

Instance Method Summary collapse

Instance Method Details

#merge!(other_hash) ⇒ Object Also known as: update 



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# File 'lib/redis_hash/concerns/insertions.rb', line 13

def merge!(other_hash)
  assert_keys_allowed(other_hash.keys)
  run_callbacks(:insertion) { hmset(*other_hash.to_a.unshift(redis_key)) }

  self
end

#setnx(field, value) ⇒ Object 



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# File 'lib/redis_hash/concerns/insertions.rb', line 38

def setnx(field, value)
  setnx!(field, value)
rescue RedisHash::AlreadyDefinedError
  false
end

#setnx!(field, value) ⇒ Object 



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# File 'lib/redis_hash/concerns/insertions.rb', line 27

def setnx!(field, value)
  assert_keys_allowed(field)
  run_callbacks(:insertion) do
    success = hsetnx(redis_key, field, value)

    raise RedisHash::AlreadyDefinedError, "#{field} already defined" unless success
  end

  true
end

#store(field, value) ⇒ Object Also known as: []= 



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# File 'lib/redis_hash/concerns/insertions.rb', line 21

def store(field, value)
  assert_keys_allowed(field)
  run_callbacks(:insertion) { hset(redis_key, field, value) }
end