• MODULE Rails::API
• MODULE Rails::Command
• MODULE Rails::Conductor
• MODULE Rails::Configuration
• MODULE Rails::ConsoleMethods
• MODULE Rails::Generators
• MODULE Rails::Info
• MODULE Rails::Initializable
• MODULE Rails::Paths
• MODULE Rails::Rack
• MODULE Rails::Rails
• MODULE Rails::VERSION
• CLASS Rails::AppBuilder
• CLASS Rails::Application
• CLASS Rails::BacktraceCleaner
• CLASS Rails::Console
• CLASS Rails::DBConsole
• CLASS Rails::Engine
• CLASS Rails::PluginBuilder
• CLASS Rails::Railtie
• CLASS Rails::Secrets
• CLASS Rails::Server
• CLASS Rails::SourceAnnotationExtractor

A

• application,
• autoloaders

B

• backtrace_cleaner

C

• configuration

E

• env,
• env=,
• error

G

• gem_version,
• groups

P

• public_path

R

• root

V

• version

Attributes

Class Public methods

# File railties/lib/rails.rb, line 39
def application
  @application ||= (app_class.instance if app_class)
end

# File railties/lib/rails.rb, line 123
def autoloaders
  application.autoloaders
end

# File railties/lib/rails.rb, line 50
def backtrace_cleaner
  @backtrace_cleaner ||= begin
    # Relies on Active Support, so we have to lazy load to postpone definition until Active Support has been loaded
    require "rails/backtrace_cleaner"
    Rails::BacktraceCleaner.new
  end
end

# File railties/lib/rails.rb, line 46
def configuration
  application.config
end

Rails.env # => "development"
Rails.env.development? # => true
Rails.env.production? # => false

# File railties/lib/rails.rb, line 72
def env
  @_env ||= ActiveSupport::EnvironmentInquirer.new(ENV["RAILS_ENV"].presence || ENV["RACK_ENV"].presence || "development")
end

Rails.env = "staging" # => "staging"

# File railties/lib/rails.rb, line 79
def env=(environment)
  @_env = ActiveSupport::EnvironmentInquirer.new(environment)
end

Rails.error.handle(IOError) do
  # ...
end
Rails.error.report(error)

# File railties/lib/rails.rb, line 90
def error
  application && application.executor.error_reporter
end

# File railties/lib/rails/gem_version.rb, line 5
def self.gem_version
  Gem::Version.new VERSION::STRING
end

Rails.groups assets: [:development, :test]
# => [:default, "development", :assets] for Rails.env == "development"
# => [:default, "production"]           for Rails.env == "production"

# File railties/lib/rails.rb, line 103
def groups(*groups)
  hash = groups.extract_options!
  env = Rails.env
  groups.unshift(:default, env)
  groups.concat ENV["RAILS_GROUPS"].to_s.split(",")
  groups.concat hash.map { |k, v| k if v.map(&:to_s).include?(env) }
  groups.compact!
  groups.uniq!
  groups
end

Rails.public_path
  # => #<Pathname:/Users/someuser/some/path/project/public>

# File railties/lib/rails.rb, line 119
def public_path
  application && Pathname.new(application.paths["public"].first)
end

Rails.root
  # => #<Pathname:/Users/someuser/some/path/project>

# File railties/lib/rails.rb, line 63
def root
  application && application.config.root
end

# File railties/lib/rails/version.rb, line 7
def self.version
  VERSION::STRING
end