Module: VWO::Common::Validations

Included in:
VWO, BucketingService, DecisionService, GetSettings
Defined in:
lib/vwo/common/validations.rb

Constant Summary collapse

UTILITIES = 
{
  'logger' => ['log'],
  'event_dispatcher' => ['dispatch'],
  'user_profile_service' => %w[lookup save]
}.freeze

Instance Method Summary collapse

Instance Method Details

#valid_hash?(val) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 42

def valid_hash?(val)
  val.is_a?(Hash)
end

#valid_number?(val) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 32

def valid_number?(val)
  val.is_a?(Numeric)
end

#valid_settings_file?(settings_file) ⇒ Boolean

Validates the project settings_file

Parameters:

  • : (Hash) —

    JSON object received from DACDN server or somewhere else, must be json string representation.

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 19

def valid_settings_file?(settings_file)
  settings_file = JSON.parse(settings_file)
  JSON::Validator.validate!(VWO::Common::Schema::SETTINGS_FILE_SCHEMA, settings_file)
rescue StandardError
  false
end

#valid_string?(val) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 37

def valid_string?(val)
  val.is_a?(String)
end

#valid_utility?(utility, utility_name) ⇒ Boolean

Parameters:

  • - (Class) —

    User defined class instance

  • - (utility_name) —

    Name of the utility

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 49

def valid_utility?(utility, utility_name)
  utility_attributes = UTILITIES[utility_name]
  return false if utility_attributes.nil?

  utility_attributes.each do |attr|
    return false unless method?(utility, attr)
  end
  true
end

#valid_value?(val) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vwo/common/validations.rb', line 27

def valid_value?(val)
  !val.nil?
end