Class: Judges::Update

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

Overview

The update command.

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

Author

Yegor Bugayenko (yegor256@gmail.com)

Copyright

Copyright © 2024-2026 Yegor Bugayenko

License

MIT

Instance Method Summary collapse

Constructor Details

#initialize(loog) ⇒ Update

Initialize.

Parameters:

  • loog (Loog) —

    Logging facility



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

def initialize(loog)
  @loog = loog
  @start = Time.now
end

Instance Method Details

#run(opts, args) ⇒ Object

Run the update command (called by the bin/judges script).

Parameters:

  • opts (Hash) —

    Command line options (start with ‘–’)

  • args (Array) —

    List of command line arguments

Raises:

  • (RuntimeError) —

    If not exactly two arguments provided or directory is missing



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# File 'lib/judges/commands/update.rb', line 42

def run(opts, args)
  raise(ArgumentError, 'Exactly two arguments required') unless args.size == 2
  dir = args[0]
  raise(StandardError, "The directory is absent: #{dir.to_rel}") unless File.exist?(dir)
  impex = Judges::Impex.new(@loog, args[1])
  fb = impex.import(strict: false)
  fb = Factbase::Logged.new(fb, @loog) if opts['log']
  options = build_options(opts)
  judges = Judges::Judges.new(
    dir, opts['lib'], @loog,
    epoch: @epoch, shuffle: opts['shuffle'], boost: opts['boost'],
    demote: opts['demote'], seed: opts['seed']
  )
  churn = Factbase::Churn.new
  begin
    Timeout.timeout(opts['lifetime']) do
      loop_them(judges, fb, churn, opts, options)
    end
  rescue Timeout::Error, Timeout::ExitException => e
    @loog.error("Terminated due to --lifetime=#{opts['lifetime']}")
    raise(e) unless opts['quiet']
    @loog.info("Had to stop due to the --lifetime=#{opts['lifetime']}")
  ensure
    impex.export(fb)
    if opts['churn'] && churn
      File.write(opts['churn'], churn.to_s)
      @loog.info("Churn written to #{opts['churn']}: #{churn}")
    end
  end
end