Class: ChefBackup::Logger

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

Overview

Basic Logging Class

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logfile = nil) ⇒ Logger

Returns a new instance of Logger.



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# File 'lib/chef_backup/logger.rb', line 17

def initialize(logfile = nil)
  $stdout = logfile ? File.open(logfile, "ab") : $stdout
  @highline = HighLine.new($stdin, $stdout)
end

Instance Attribute Details

#stdout ⇒ Object

Returns the value of attribute stdout.



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# File 'lib/chef_backup/logger.rb', line 15

def stdout
  @stdout
end

Class Method Details

.log(msg, level = :info) ⇒ Object 



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# File 'lib/chef_backup/logger.rb', line 11

def self.log(msg, level = :info)
  logger.log(msg, level)
end

.logger(logfile = nil) ⇒ Object 



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# File 'lib/chef_backup/logger.rb', line 6

def self.logger(logfile = nil)
  @logger = nil if @logger && logfile && @logger.stdout != logfile
  @logger ||= new(logfile)
end

Instance Method Details

#color? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef_backup/logger.rb', line 35

def color?
  $stdout.tty?
end

#log(msg, level = :info) ⇒ Object 



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

def log(msg, level = :info)
  case level
  when :warn
    msg = "WARNING: #{msg}"
    $stdout.puts(color? ? @highline.color(msg, :yellow) : msg)
  when :error
    msg = "ERROR: #{msg}"
    $stdout.puts(color? ? @highline.color(msg, :red) : msg)
  else
    $stdout.puts(msg)
  end
end