Module: PXCBackup::Logger

Defined in:
lib/pxcbackup/logger.rb

Class Method Summary collapse

Class Method Details

.action(message) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 64

def self.action(message)
  return yield unless @verbosity_level >= 1

  action_start(message)
  t1 = Time.now
  begin
    result = yield
  rescue => e
    action_end(red('fail'))
    raise e
  end
  t2 = Time.now
  action_end(green('done') + ' (%.1fs)' % (t2 - t1))
  result
end

.action_end(message) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 41

def self.action_end(message)
  return unless @verbosity_level >= 1
  if @partial
    puts message
    @partial = false
  else
    output message
    decrease_indentation
  end
end

.action_start(message) ⇒ Object 



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

def self.action_start(message)
  return unless @verbosity_level >= 1
  output "#{message}: ", true
  @partial = true
end

.blue(text) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 96

def self.blue(text)
  colorize(text, 34);
end

.color_output=(value) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 20

def self.color_output=(value)
  @color_output = value
end

.colorize(text, color_code) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 80

def self.colorize(text, color_code)
  @color_output ? "\e[#{color_code}m#{text}\e[0m" : text
end

.debug(message) ⇒ Object 



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

def self.debug(message)
  output blue(message) if @verbosity_level >= 2
end

.decrease_indentation ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 16

def self.decrease_indentation
  @indentation -= 1
end

.green(text) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 88

def self.green(text)
  colorize(text, 32)
end

.increase_indentation ⇒ Object 



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

def self.increase_indentation
  @indentation += 1
end

.info(message) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 52

def self.info(message)
  output message if @verbosity_level >= 1
end

.output(message, skip_newline = false) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 24

def self.output(message, skip_newline = false)
  if @partial
    puts
    increase_indentation
    @partial = false
  end
  print '  ' * @indentation + message
  puts unless skip_newline
  $stdout.flush
end

.raise_verbosity ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 8

def self.raise_verbosity
  @verbosity_level += 1
end

.red(text) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 84

def self.red(text)
  colorize(text, 31);
end

.warning(message) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 56

def self.warning(message)
  output yellow(message) if @verbosity_level >= 1
end

.yellow(text) ⇒ Object 



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# File 'lib/pxcbackup/logger.rb', line 92

def self.yellow(text)
  colorize(text, 33);
end