Sha256: 2647c28dd0e477d1f60f4e11c5d4865ee529b4dbf0ee4f832fd2b2bd5476e714

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Size: 738 Bytes

Versions: 5

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Stored size: 738 Bytes

Contents

# encoding: utf-8
module Mongoid #:nodoc:
  module Persistence #:nodoc:
    module Atomic #:nodoc:

      # This class provides atomic $inc behaviour.
      class Inc < Operation

        # Sends the atomic $inc operation to the database.
        #
        # @example Persist the new values.
        #   inc.persist
        #
        # @return [ Object ] The new integer value.
        #
        # @since 2.0.0
        def persist
          current = document[field] || 0
          document[field] = current + value
          document[field].tap do
            document.collection.update(document._selector, operation("$inc"), options)
            document.changes.delete(field.to_s)
          end
        end
      end
    end
  end
end

Version data entries

5 entries across 5 versions & 2 rubygems

Version Path
mongoid-braxton-2.0.2 lib/mongoid/persistence/atomic/inc.rb
mongoid-2.0.2 lib/mongoid/persistence/atomic/inc.rb
mongoid-2.0.1 lib/mongoid/persistence/atomic/inc.rb
mongoid-2.0.0 lib/mongoid/persistence/atomic/inc.rb
mongoid-2.0.0.rc.8 lib/mongoid/persistence/atomic/inc.rb