class Bundler::Audit::Advisory

def self.load(path)
  cve  = File.basename(path).chomp('.yml')
  data = YAML.load_file(path)
  unless data.kind_of?(Hash)
    raise("advisory data in #{path.dump} was not a Hash")
  end
  return new(
    path,
    cve,
    data['url'],
    data['title'],
    data['description'],
    data['cvss_v2'],
    Array(data['patched_versions']).map { |version|
      Gem::Requirement.new(*version.split(', '))
    }
  )
end

def criticality
  case cvss_v2
  when 0.0..3.3  then :low
  when 3.3..6.6  then :medium
  when 6.6..10.0 then :high
  end
end

def to_s
  "CVE-#{cve}"
end

def vulnerable?(version)
  !patched_versions.any? do |patched_version|
    patched_version === version
  end
end