You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: link_verifier.rb
    path of file: ./repos/open-build-service/src/api/app/services/package_service
    
    the code of the file until where you have to start completion: module PackageService
  class LinkVerifier
    def initialize(package:, content
    
    def call
      if @content['missingok']
        check_project_and_package!
      else
        # permission check
        Package.get_by_project_and_name(target_project_name, target_package_name)
      end