Class: Judges::Print

Inherits:
Object show all
Defined in:
lib/judges/commands/print.rb

Overview

The print command.

This class is instantiated by the bin/judge command line interface. You are not supposed to instantiate it yourself.

Author

Yegor Bugayenko (yegor256@gmail.com)

Copyright

Copyright © 2024-2025 Yegor Bugayenko

License

MIT

Instance Method Summary collapse

Constructor Details

#initialize(loog) ⇒ Print

Returns a new instance of Print.



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# File 'lib/judges/commands/print.rb', line 26

def initialize(loog)
  @loog = loog
end

Instance Method Details

#run(opts, args) ⇒ Object

Run it (it is supposed to be called by the bin/judges script.

Parameters:

  • opts (Hash) —

    Command line options (start with ‘–’)

  • args (Array) —

    List of command line arguments



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# File 'lib/judges/commands/print.rb', line 33

def run(opts, args)
  raise 'At lease one argument required' if args.empty?
  f = args[0]
  fb = Judges::Impex.new(@loog, f).import
  fb.query("(not #{opts['query']})").delete! unless opts['query'].nil?
  o = args[1]
  fmt = opts['format']&.downcase
  if o.nil?
    raise 'Either provide output file name or use --auto' unless opts['auto']
    o = File.join(File.dirname(f), File.basename(f).gsub(/\.[^.]*$/, ''))
    o = "#{o}.#{fmt}"
  end
  FileUtils.mkdir_p(File.dirname(o))
  if !opts['force'] && File.exist?(o)
    if File.mtime(f) <= File.mtime(o)
      @loog.info("No need to print to #{o.to_rel}, since it's up to date (#{File.size(o)} bytes)")
      return
    end
    @loog.debug("The factbase #{f.to_rel} is younger than the target #{o.to_rel}, need to print")
  end
  elapsed(@loog, level: Logger::INFO) do
    output =
      case fmt
        when 'yaml'
          require 'factbase/to_yaml'
          Factbase::ToYAML.new(fb).yaml
        when 'json'
          require 'factbase/to_json'
          Factbase::ToJSON.new(fb).json
        when 'xml'
          require 'factbase/to_xml'
          Factbase::ToXML.new(fb).xml
        when 'html'
          to_html(opts, fb)
        else
          raise "Unknown format '#{fmt}'"
      end
    File.binwrite(o, output)
    throw :"Factbase printed to #{o.to_rel} (#{File.size(o)} bytes)"
  end
end