Module: Doable::Helpers::Logging

Included in:
Job
Defined in:
lib/doable/helpers/logging.rb

Instance Method Summary collapse

Instance Method Details

#colorize(text, color, options = {}) ⇒ String

Applies a color (with optional addition settings) to some text

Parameters:

  • text (String) —

    The String to be colorized

  • color (Symbol) —

    The color to use. Must be one of [ :gray, :red, :green, :yellow, :blue, :magenta, :cyan, :white ]

Returns:

  • (String) 


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# File 'lib/doable/helpers/logging.rb', line 11

def colorize(text, color, options = {})
  background = options[:background] || options[:bg] || false
  style = options[:style].to_sym if options[:style]
  offsets = [ :gray, :red, :green, :yellow, :blue, :magenta, :cyan, :white ]
  styles = [ :normal, :bold, :dark, :italic, :underline, :xx, :xx, :underline, :xx, :strikethrough ]
  start = background ? 40 : 30
  color_code = start + (offsets.index(color) || 8)
  style_code = styles.index(style) || 0
  "\e[#{style_code};#{color_code}m#{text}\e[0m"
end

#log(text, level = :info) ⇒ Object

All logging or writing to STDOUT should happen here (to be threadsafe)



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# File 'lib/doable/helpers/logging.rb', line 23

def log(text, level = :info)
  level = level.to_sym
    
  color, options = case level
  when :info
    [:white, {}]
  when :warn
    [:yellow, {}]
  when :error
    [:red, {:bg => true}]
  when :success
    [:green, {}]
  else
    [:gray, {}]
  end
    
  LOGGING_MUTEX.synchronize { 
    puts "[#{Time.now.strftime('%Y/%m/%d %H:%M:%S')}] #{colorize(text, color, options)}" 
  }
end