module Google::Auth::CredentialsLoader

def from_well_known_path scope = nil, options = {}

Parameters:
  • options (Hash) -- Connection options. These may be used to configure
  • scope (string|array|nil) -- the scope(s) to access 
def from_well_known_path scope = nil, options = {}
  options = interpret_options scope, options
  home_var = OS.windows? ? "APPDATA" : "HOME"
  base = WELL_KNOWN_PATH
  root = ENV[home_var].nil? ? "" : ENV[home_var]
  base = File.join ".config", base unless OS.windows?
  path = File.join root, base
  return nil unless File.exist? path
  File.open path do |f|
    return make_creds options.merge(json_key_io: f)
  end
rescue StandardError => e
  raise "#{WELL_KNOWN_ERROR}: #{e}"
end