Class: Itly::Loggers

Inherits:
Object
  • Object
show all
Defined in:
lib/itly/loggers.rb

Overview

Loggers class, provide default usual loggers for convenience

Class Method Summary collapse

Class Method Details

.itly_dot_log ⇒ Logger

Logger to log into ‘itly.log’ file on the current directory

Returns:

  • (Logger) —

    the logger



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# File 'lib/itly/loggers.rb', line 13

def self.itly_dot_log
  Logger.new 'itly.log'
end

.nil_logger ⇒ NilClass

No logger

Returns:

  • (NilClass) —

    nothing



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# File 'lib/itly/loggers.rb', line 31

def self.nil_logger
  nil
end

.std_out ⇒ Logger

Logger to log to standard out

Returns:

  • (Logger) —

    the logger



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# File 'lib/itly/loggers.rb', line 22

def self.std_out
  Logger.new $stdout
end

.vars_to_log(vars) ⇒ String

Shorthand to filter variables in a log message

Check if the variable has a value, and return a list for the log message

Parameters:

  • vars: (Hash) —

    list of variables

Returns:

  • (String) —

    log message



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# File 'lib/itly/loggers.rb', line 43

def self.vars_to_log(vars)
  vars.collect do |name, value|
    next if value.nil?

    if value.is_a?(Hash) || value.is_a?(Array)
      "#{name}: #{value}" if value.any?
    else
      "#{name}: #{value}"
    end
  end.compact.join ', '
end