Module: Elasticonf

Defined in:
lib/elasticonf.rb,
lib/elasticonf/config.rb,
lib/elasticonf/loader.rb,
lib/elasticonf/version.rb

Defined Under Namespace

Classes: Config, Loader

Constant Summary collapse

VERSION = 
'1.1.5'

Class Method Summary collapse

Class Method Details

.config ⇒ Object 



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# File 'lib/elasticonf.rb', line 15

def config
  @config ||= Config.new
end

.configure {|config| ... } ⇒ Object

Yields:



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# File 'lib/elasticonf.rb', line 19

def configure
  yield config
end

.configure_and_load! ⇒ Object 



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# File 'lib/elasticonf.rb', line 59

def configure_and_load!
  configure { |config| yield(config) }
  load!
end

.load!(env = nil) ⇒ Object 



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# File 'lib/elasticonf.rb', line 23

def load!(env = nil)
	config_file = config.config_root.join(config.config_file + '.yml')
  config.env = env if env

  unless File.exists?(config_file)
    raise "Config file #{config_file} not found. Cannot continue"
  end

  loader = Loader[YAML.load_file(config_file)]

  env_config_file = config.config_root.join(config.config_file, "#{config.env}.yml")
  if File.exists?(env_config_file)
    loader = loader.deep_merge(Loader[YAML.load_file(env_config_file)])
  end

  local_config_file = config.config_root.join(config.config_file + '.local.yml')
  if File.exists?(local_config_file)
    loader = loader.deep_merge(Loader[YAML.load_file(local_config_file)])
  end

  if Kernel.const_defined?(config.const_name)
    config.raise_if_already_initialized_constant ?
      raise("Cannot set constant #{config.const_name} because it is already initialized") :
      Kernel.send(:remove_const, config.const_name)
  end

  Kernel.const_set config.const_name, loader
end

.reload! ⇒ Object 



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# File 'lib/elasticonf.rb', line 52

def reload!
  if Kernel.const_defined?(config.const_name)
    Kernel.send :remove_const, config.const_name
  end
  load!
end

.root ⇒ Object 



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# File 'lib/elasticonf.rb', line 11

def root
  @root ||= Pathname.new(File.expand_path(File.join(File.dirname(__FILE__), '..')))
end