self.init

in _plugins/link-checker.rb [86:123]

• 30 lines of code
• 13 McCabe index (conditional complexity)

  def self.init(site)
    @site = site
    @urls = {}
    @failures = []
    @retry_timeouts = {}

    begin
      @should_build_fatally = true if ENV.key?('JEKYLL_FATAL_LINK_CHECKER')
      check_flag = @should_build_fatally ? ENV['JEKYLL_FATAL_LINK_CHECKER'] : ENV['JEKYLL_LINK_CHECKER']

      return unless check_flag

      unless @@LINK_CHECKER_STATES.include?(check_flag)
        Jekyll.logger.info "LinkChecker: [Notice] Could not initialize, Valid values for #{@should_build_fatally ? 'JEKYLL_FATAL_LINK_CHECKER' : 'JEKYLL_LINK_CHECKER'} are #{@@LINK_CHECKER_STATES}"
        return
      end

      @check_links = true if @@LINK_CHECKER_STATES.include?(check_flag)
      @check_forced_external = true if @@LINK_CHECKER_STATES[1..3].include?(check_flag)
      @check_external_links = true if @@LINK_CHECKER_STATES[2..3].include?(check_flag)
      @retry_external_links = true if @@LINK_CHECKER_STATES[3].include?(check_flag)

      msg = {
        'internal' => 'internal links',
        'forced' => 'internal and forced external links',
        'all' => 'all links',
        'retry' => 'all links with retry',
      }

      Jekyll.logger.info "LinkChecker: [Notice] Initialized successfully and will check #{msg[check_flag]}" if @check_links
      Jekyll.logger.info "LinkChecker: [Notice] The build will fail if a dead link is found" if @should_build_fatally

    rescue => exception
      Jekyll.logger.error "LinkChecker: [Error] Failed to initialize Link Checker"
      raise
    end
  end