Method: Mkgraph#initialize

Defined in:
lib/mkgraph.rb

#initialize(pattern) ⇒ Mkgraph

Initialise

Params: The name of the file to be processed



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# File 'lib/mkgraph.rb', line 34

def initialize pattern

  begin
    $yml = YAML.load_file 'mgopts.yml'
  rescue Exception => e
    print e.message + "\n"
    print "You could use the default \'mgopts.yml\' file in the installation\n"
    print "directory as a template.\n"
    print "Example:\n"

    tip = <<-EOS
      Log Options:
        format: brief   # brief or full
        output: stderr  # stderr, stdout or file name
        level: WARN     # INFO, WARN or FATAL
      Labels:
        root: Entry Point
        root comment: The Root Comment
      Output:
        image name: view.png      
    EOS

    puts "#{tip}"
    exit 1
  end

  # puts $yml['sectionA']['user'] + "**************\n"
  # puts $yml['sectionB']['file'] + "**************\n"
  log_fmt = $yml['Log Options']['format']

  log_opt = $yml['Log Options']['output']
  case log_opt
  when 'stderr'
    log_op = $stderr
  when 'stdout'
    log_op = $stdout
  else
    log_op = log_opt
  end

  loglev = $yml['Log Options']['level']
  case loglev
  when 'INFO'
    ll = Logger::INFO
  when 'WARN'
    ll = Logger::WARN
  else
    ll = Logger::FATAL
  end

  @file_pattern = pattern

  $LOG = Logger.new(log_op).tap do |log|
    log.progname = 'mkgraph'
    log.level = ll # Logger::INFO # $yml['Log Options']['level']
    if log_fmt == 'brief'
      log.formatter = proc do |severity, datetime, progname, msg|
        "#{progname}: #{msg}\n"
      end
    end
  end

  $LOG.info "Pattern: " + @file_pattern
  # Rough test for OS TODO
  if RUBY_PLATFORM.include?("linux") == false
    $windows = true
  else
    $windows = false
  end
end