Module: Konfa::Initializer::ClassMethods

Defined in:
lib/konfa/initializer.rb

Instance Method Summary collapse

Instance Method Details

#init_with_env ⇒ Object 



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# File 'lib/konfa/initializer.rb', line 27

def init_with_env
  conf_prefix = self.env_variable_prefix.upcase

  ENV.keys.reject { |key|
    key !~ /^#{conf_prefix}/ # Ignore everything that doesn't match the prefix
  }.each { |key|
    variable = key[conf_prefix.size..-1].downcase

    self.store(variable, ENV[key])
  }

  dump
end

#init_with_yaml(path) ⇒ Object 



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# File 'lib/konfa/initializer.rb', line 10

def init_with_yaml(path)
  # FIXME: It would be a lot cleaner if the YAML library would raise an
  # exception if it fails to read the file. We'll handle it like this for now
  # load_file just returns "false" if it fails
  yaml_data = YAML.load_file(path)

  unless yaml_data.nil?
    raise Konfa::InitializationError.new("Bad YAML format, key/value pairs expected") unless yaml_data.kind_of?(Hash)

    yaml_data.each do |variable, value|
      self.store(variable, value)
    end
  end

  dump
end