Module: SemanticLogger::Levels

Defined in:
lib/semantic_logger/levels.rb

Constant Summary collapse

LEVELS =

Logging levels in order of most detailed to most severe

%i[trace debug info warn error fatal].freeze

Class Method Summary collapse

Class Method Details

.index(level) ⇒ Object

Internal method to return the log level as an internal index Also supports mapping the ::Logger levels to SemanticLogger levels



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# File 'lib/semantic_logger/levels.rb', line 8

def self.index(level)
  return if level.nil?

  index =
    if level.is_a?(Symbol)
      LEVELS.index(level)
    elsif level.is_a?(String)
      level = level.downcase.to_sym
      LEVELS.index(level)
    elsif level.is_a?(Integer) && defined?(::Logger::Severity)
      # Mapping of Rails and Ruby Logger levels to SemanticLogger levels
      @map_levels ||= begin
        levels = []
        ::Logger::Severity.constants.each do |constant|
          levels[::Logger::Severity.const_get(constant)] =
            LEVELS.find_index(constant.downcase.to_sym) || LEVELS.find_index(:error)
        end
        levels
      end
      @map_levels[level]
    end
  raise "Invalid level:#{level.inspect} being requested. Must be one of #{LEVELS.inspect}" unless index
  index
end

.level(level_index) ⇒ Object

Returns the symbolic level for the supplied level index



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# File 'lib/semantic_logger/levels.rb', line 34

def self.level(level_index)
  LEVELS[level_index]
end