class ComplexConfig::Provider

def key_source(pathname = nil)

Returns:

(ComplexConfig::KeySource, nil) - A KeySource object containing the

Parameters:

pathname (String, nil) -- The path to a configuration file that may

def key_source(pathname = nil)
  [
    ComplexConfig::KeySource.new(var: @key),
    ComplexConfig::KeySource.new(pathname: pathname),
    ComplexConfig::KeySource.new(env_var: 'COMPLEX_CONFIG_KEY'),
    ComplexConfig::KeySource.new(env_var: 'RAILS_MASTER_KEY'),
    ComplexConfig::KeySource.new(master_key_pathname: master_key_pathname),
  ].find(&:key)
end