Class: Ougai::Logger

Inherits:
Logger
  • Object
show all
Includes:
Logging
Defined in:
lib/ougai/logger.rb

Overview

Main Logger

Constant Summary

Constants included from Ougai::Logging::Severity

Ougai::Logging::Severity::SEV_LABEL, Ougai::Logging::Severity::TRACE

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Logging

#child, #debug, #error, #fatal, #info, #trace, #trace?, #unknown, #warn

Methods included from Ougai::Logging::Severity

#to_label

Constructor Details

#initialize(*args) ⇒ Logger

Returns a new instance of Logger.



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# File 'lib/ougai/logger.rb', line 12

def initialize(*args)
  super(*args)
  @default_message = 'No message'
  @exc_key = :err
  @with_fields = {}
  @formatter = create_formatter
end

Instance Attribute Details

#before_log ⇒ Proc

Hook before logging.

Returns:

  • (Proc) —

    the current value of before_log



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# File 'lib/ougai/logger.rb', line 7

def before_log
  @before_log
end

#default_message ⇒ String

Use this if log message is not specified (by default this is ‘No message’).

Returns:

  • (String) —

    the current value of default_message



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# File 'lib/ougai/logger.rb', line 7

def default_message
  @default_message
end

#exc_key ⇒ String

The field name of Exception (by default this is :err).

Returns:

  • (String) —

    the current value of exc_key



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# File 'lib/ougai/logger.rb', line 7

def exc_key
  @exc_key
end

#with_fields ⇒ Hash

The fields appending to all logs.

Returns:

  • (Hash) —

    the current value of with_fields



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# File 'lib/ougai/logger.rb', line 7

def with_fields
  @with_fields
end

Class Method Details

.broadcast(logger) ⇒ Object

Broadcasts the same logs to the another logger

Parameters:

  • logger (Logger) —

    The logger receiving broadcast logs.



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# File 'lib/ougai/logger.rb', line 22

def self.broadcast(logger)
  Module.new do |mdl|
    ::Logger::Severity.constants.each do |severity|
      method_name = severity.downcase.to_sym

      mdl.send(:define_method, method_name) do |*args|
        logger.send(method_name, *args)
        super(*args)
      end
    end

    define_method(:level=) do |level|
      logger.level = level
      super(level)
    end

    define_method(:close) do
      logger.close
      super()
    end
  end
end

Instance Method Details

#chain(severity, args, fields, hooks) ⇒ Object 



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# File 'lib/ougai/logger.rb', line 60

def chain(severity, args, fields, hooks)
  hooks.push(@before_log) if @before_log
  write(severity, args, merge_fields(@with_fields, fields), hooks)
end

#level=(severity) ⇒ Object 



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# File 'lib/ougai/logger.rb', line 45

def level=(severity)
  if severity.is_a?(Integer)
    @level = severity
    return
  end

  if severity.to_s.downcase == 'trace'
    @level = TRACE
    return
  end

  super
end