Class: Hubbado::Log::Logger

Inherits:
Object
  • Object
show all
Defined in:
lib/hubbado/log/logger.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(subject, log_handlers = [], level: nil) ⇒ Logger

Returns a new instance of Logger.



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# File 'lib/hubbado/log/logger.rb', line 7

def initialize(subject, log_handlers = [], level: nil)
  self.subject = subject
  self.log_handlers = Array(log_handlers)
  @level = level
end

Instance Attribute Details

#log_handlers ⇒ Object

Returns the value of attribute log_handlers.



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# File 'lib/hubbado/log/logger.rb', line 4

def log_handlers
  @log_handlers
end

#subject ⇒ Object

Returns the value of attribute subject.



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# File 'lib/hubbado/log/logger.rb', line 5

def subject
  @subject
end

Instance Method Details

#level ⇒ Object

A logger built without one follows the configuration, which is every logger the gem builds itself: Log.configure names no level, so a class using the Dependency module takes whatever the process was configured for.



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# File 'lib/hubbado/log/logger.rb', line 16

def level = @level || Log.config.level

#log(severity, msg, data = nil) ⇒ Object 



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# File 'lib/hubbado/log/logger.rb', line 18

def log(severity, msg, data = nil)
  unless SEVERITIES.keys.include? severity.to_sym
    raise ArgumentError, "Unknown serverity #{severity}"
  end

  # Read after the severity is checked, never before: the level decides what is printed,
  # not what may be said, so quietening a logger must not turn a typo into silence.
  return if SEVERITIES.fetch(severity.to_sym) < SEVERITIES.fetch(level)

  stacktrace = if data.is_a?(Exception)
                 data.full_message
               elsif STACKTRACE_SEVERITIES.include?(severity)
                 format_stacktrace Kernel.caller
               end

  log_handlers.each do |handler|
    handler.log(subject, severity, msg, data, stacktrace)
  end
end