Module: ConfigCat::Config

Defined in:
lib/configcat/config.rb

Class Method Summary collapse

Class Method Details

.fixup_config_salt_and_segments(config) ⇒ Object 



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# File 'lib/configcat/config.rb', line 117

def self.fixup_config_salt_and_segments(config)
  """
  Adds the inline salt and segment to the config.
  When using flag overrides, the original salt and segment indexes may become invalid. Therefore, we copy the
  object references to the locations where they are referenced and use these references instead of the indexes.
  """
  salt = config.fetch(PREFERENCES, {}).fetch(SALT, '')
  segments = config[SEGMENTS] || []
  settings = config[FEATURE_FLAGS] || {}
  settings.each do |_, setting|
    next unless setting.is_a?(Hash)

    # add salt
    setting[INLINE_SALT] = salt

    # add segment to the segment conditions
    targeting_rules = setting[TARGETING_RULES] || []
    targeting_rules.each do |targeting_rule|
      conditions = targeting_rule[CONDITIONS] || []
      conditions.each do |condition|
        segment_condition = condition[SEGMENT_CONDITION]
        if segment_condition
          segment_index = segment_condition[SEGMENT_INDEX]
          segment = segments[segment_index]
          segment_condition[INLINE_SEGMENT] = segment
        end
      end
    end
  end
end

.get_value(dictionary, setting_type) ⇒ Object 



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# File 'lib/configcat/config.rb', line 78

def self.get_value(dictionary, setting_type)
  value_descriptor = dictionary[VALUE]
  if value_descriptor.nil?
    raise 'Value is missing'
  end

  expected_value_type, expected_ruby_type = SettingType.get_type_info(setting_type)
  if expected_value_type.nil?
    raise 'Unsupported setting type'
  end

  value = value_descriptor[expected_value_type]
  if value.nil? || is_type_mismatch(value, expected_ruby_type)
    raise "Setting value is not of the expected type #{expected_ruby_type}"
  end

  return value
end

.get_value_type(dictionary) ⇒ Object 



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# File 'lib/configcat/config.rb', line 97

def self.get_value_type(dictionary)
  value = dictionary[VALUE]
  if !value.nil?
    if !value[BOOL_VALUE].nil?
      return TrueClass
    end
    if !value[STRING_VALUE].nil?
      return String
    end
    if !value[INT_VALUE].nil?
      return Integer
    end
    if !value[DOUBLE_VALUE].nil?
      return Float
    end
  end

  return nil
end

.is_type_mismatch(value, ruby_type) ⇒ Object 



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# File 'lib/configcat/config.rb', line 63

def self.is_type_mismatch(value, ruby_type)
  is_float_int_mismatch = \
    (value.is_a?(Float) && ruby_type == Integer) || \
      (value.is_a?(Integer) && ruby_type == Float)

  is_bool_mismatch = value.is_a?(TrueClass) && ruby_type == FalseClass || \
    value.is_a?(FalseClass) && ruby_type == TrueClass

  if value.class != ruby_type && !is_float_int_mismatch && !is_bool_mismatch
    return true
  end

  return false
end