test/environments.yml @@ -5,4 +5,10 @@ * Packaged as a gem (but still works as a Rails plugin). * The app config object is now an instance of ApplicationConfiguration. * NoMethodError raised if you try to access a config element that doesn't exist. -* ApplicationConfiguration#reload! to reread the config files and rebuild the app config object. \ No newline at end of file +* ApplicationConfiguration#reload! to reread the config files and rebuild the app config object. + +08/27/2009 +* Updated the ClosedStruct class. + +08/28/2009 +* Added support for "environments" in the YAML files. \ No newline at end of file CHANGELOG @@ -55,5 +55,35 @@ You just need to create an initializer that looks something like this. If you installed this as a Rails plugin instead of a gem, that code is already run for you in the plugin's init.rb. +=== Environments + +Alternatively to splitting out your environments into separate files, you can just have a single file which defines +the application configuration for all environments (much like how databases.yml works). Note if you do this, nested +configurations will not be recursively merged. See example below. + +<em>app_config.yml</em> + defaults: &defaults + one: won + two: too + nested: + foo: foo + bar: bar + + development: + <<: *defaults + two: new + nested: + foo: bar + +_code_ + RAILS_ENV # => "development" + ::AppConfig = ApplicationConfiguration.new("app_config.yml") + AppConfig.use_environment!(RAILS_ENV) + AppConfig.one # => "won" + AppConfig.two # => "new" + AppConfig.nested.foo # => "bar" + AppConfig.nested.bar # raises NoMethodError because nested configurations are not recursively merged + + == Author Christopher J. Bottaro \ No newline at end of file README.rdoc @@ -25,6 +25,14 @@ class ApplicationConfiguration @config = ClosedStruct.r_new(conf) end + def use_environment!(environment) + if @config.respond_to?(environment) + @config = @config.send(environment) + else + raise ArgumentError, "environment doesn't exist in app config: #{environment}" + end + end + private def method_missing(name, *args) lib/app_config.rb @@ -61,4 +61,18 @@ class AppConfigTest < Test::Unit::TestCase assert_equal 1, config.size end + def test_environments + config = ApplicationConfiguration.new('test/environments.yml') + config.use_environment!("development") + assert_equal 2, config.size + assert_equal "google.com", config.server + assert_equal 6, config.computed + assert_equal 3, config.section.size + assert_equal "yahoo.com", config.section.servers[0].name + assert_equal "amazon.com", config.section.servers[1].name + assert_equal "webmaster@domain.com", config.emails.webmaster + assert_equal "feedback@domain.com", config.emails.feedback + assert_raise(NoMethodError){ config.emails.support } + end + end test/app_config_test.rb ae36e089bef0c0f5cb23907107c203d8d9761894 cjbottaro cjbottaro@alumni.cs.utexas.edu http://github.com/cjbottaro/app_config/commit/3259abe97f924cd8f89b3d7aa3cfc546ae4bf0cb 3259abe97f924cd8f89b3d7aa3cfc546ae4bf0cb 2009-08-28T09:57:44-07:00 2009-08-28T09:57:44-07:00 Support for environments in yaml files. a17c7e8b308b92aa9672c101482f0b88e0a90b94 cjbottaro cjbottaro@alumni.cs.utexas.edu