class LicenseFinder::LicenseFiles

def files
  paths_for_license_files.map do |path|
    get_file_for_path(path)
  end
end

def find_matching_files
  Dir.glob(File.join(install_path, '**', "*{#{LICENSE_FILE_NAMES.join(',')}}*"))
end

def get_file_for_path(path)
  PossibleLicenseFile.new(install_path, path)
end

def initialize(install_path)
  @install_path = install_path
end

def paths_for_files_in_license_directory(path)
  entries_in_directory = Dir::entries(path).reject { |p| p.match(/^(\.){1,2}$/) }
  entries_in_directory.map { |entry_name| File.join(path, entry_name) }
end

def paths_for_license_files
  find_matching_files.map do |path|
    File.directory?(path) ? paths_for_files_in_license_directory(path) : path
  end.flatten.uniq
end