class LicenseFinder::NpmPackage

def author_names
  names = []
  if @json['author'].is_a?(Array)
    # "author":["foo","bar"] isn't valid according to the NPM package.json schema, but can be found in the wild.
    names += @json['author'].map { |a| author_name(a) }
  else
    names << author_name(@json['author']) unless @json['author'].nil?
  end
  names += @json['contributors'].map { |c| author_name(c) } if @json['contributors'].is_a?(Array)
  names.compact.join(', ')
rescue TypeError
  puts "Warning: Invalid author and/or contributors metadata found in package.json for #{@identifier}"
  nil
end