Logification

require "logification"

# Nested logging (nested_tabbing is enabled by default)
Logification.logger.wrap("SomeTask", nested_tabbing: false) do |logger|

  logger.debug "Working on task1"
  logger.warn "Working on task2"

  # The below output should be nested
  logger.wrap("SomeSubTask") do |nested_logger|
    nested_logger.error "Working on sub task1"
    nested_logger.fatal "Working on sub task2"
  end

end

# Terminal output should be color coated
#=> 2014-09-08 18:19:14 INFO [logification] - Starting 'SomeTask':
#=> 2014-09-08 18:19:14 DEBU [logification] - Working on task1
#=> 2014-09-08 18:19:14 WARN [logification] - Working on task2
#=> 2014-09-08 18:19:14 INFO [logification] - Starting 'SomeSubTask':
#=> 2014-09-08 18:19:14 ERRO [logification] -     Working on sub task1
#=> 2014-09-08 18:19:14 FATA [logification] -     Working on sub task2
#=> 2014-09-08 18:19:14 INFO [logification] - Completed 'SomeSubTask' in 0.0s
#=> 2014-09-08 18:19:14 INFO [logification] - Completed 'SomeTask' in 0.0s

# Custom logging
# Assumes BasicLogger responds to above listed levels and 'level' method call
class BasicLogger
  attr_accessor :level
  def debug(msg); puts ["DEBUG", msg].join(" "); end
  def info(msg); puts ["INFO ", msg].join(" "); end
  def warn(msg); puts ["WARN ", msg].join(" "); end
  def error(msg); puts ["ERROR", msg].join(" "); end
  def fatal(msg); puts ["FATAL", msg].join(" "); end
end

logger = Logification::Logger.new(name: "myproject", base_logger: BasicLogger.new)
logger.debug "This should be color formatted now"
logger.wrap("ImagePostProcessing: 123", wrap_level: :debug) do |nested_logger|
  begin
    nested_logger.info "Image has been initialized"
    sleep(1) # resize
    nested_logger.warn "Image has been resized, but aspect ratio was not preserved"
    sleep(1) # upload
    nested_logger.fatal "Updated image has been uploaded"
  ensure
    nested_logger.error "A failure with the processing has happened"
  end
  nested_logger.fatal "This is a random fatal message"
end

# Terminal ouptut should be color coated
#=> DEBUG This should be color formatted now
#=> DEBUG Starting 'ImagePostProcessing: 123':
#=> INFO      Image has been initialized
#=> WARN      Image has been resized, but aspect ratio was not preserved
#=> FATAL     Updated image has been uploaded
#=> ERROR     A failure with the processing has happened
#=> FATAL     This is a random fatal message
#=> DEBUG Completed 'ImagePostProcessing: 123' in 2.001s