Class: Spork::AppFramework::Rails

Inherits:
Spork::AppFramework
  • Object
show all
Defined in:
lib/spork/app_framework/rails.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.present? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/spork/app_framework/rails.rb', line 87

def self.present?
  # TODO - Simplifiy this to only target Rails 3.1
  File.exist?("config/environment.rb") &&
    (File.read("config/environment.rb").include?('RAILS_GEM_VERSION') ||
     (File.exist?("config/application.rb") &&
      File.read("config/application.rb").include?("Rails::Application")))
end

Instance Method Details

#application_file ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 22

def application_file
  @application_file ||= File.join(File.dirname(environment_file), 'application')
end

#boot_file ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 18

def boot_file
  @boot_file ||= File.join(File.dirname(environment_file), 'boot')
end

#deprecated_version ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 34

def deprecated_version
  @version ||= (
    if /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/.match(environment_contents)
      $1
    else
      nil
    end
  )
end

#entry_point ⇒ Object Also known as: environment_file 



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# File 'lib/spork/app_framework/rails.rb', line 12

def entry_point
  @entry_point ||= File.expand_path("config/environment.rb", Dir.pwd)
end

#environment_contents ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 26

def environment_contents
  @environment_contents ||= File.read(environment_file)
end

#preload(&block) ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 3

def preload(&block)
  STDERR.puts "Preloading Rails environment"
  STDERR.flush
  ENV["RAILS_ENV"] ||= 'test'
  preload_rails
  yield
  ActiveRecord::Base.remove_connection if defined?(ActiveRecord)
end

#preload_rails ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 44

def preload_rails
  if deprecated_version && (not /^3/.match(deprecated_version))
    puts "This version of spork only supports Rails 3. To use spork with rails 2.3.x, downgrade to spork 0.8.x."
    exit 1
  end
  require application_file
  ::Rails.application
  ::Rails::Engine.class_eval do
    def eager_load!
      # turn off eager_loading, all together
    end
  end
  # Spork.trap_method(::AbstractController::Helpers::ClassMethods, :helper)
  Spork.trap_method(::ActiveModel::Observing::ClassMethods, :instantiate_observers) if defined?(ActiveModel::Observing)
  Spork.each_run { ActiveRecord::Base.establish_connection rescue nil } if Object.const_defined?(:ActiveRecord)


  AbstractController::Helpers::ClassMethods.module_eval do
    def helper(*args, &block)
      ([args].flatten - [:all]).each do |arg|
        next unless arg.is_a?(String)
        filename = arg + "_helper"
        unless ::ActiveSupport::Dependencies.search_for_file(filename)
          # this error message must raise in the format such that LoadError#path returns the filename
          e = LoadError.new("Missing helper file helpers/%s.rb" % filename)
          if e.respond_to?(:path)
            e.instance_variable_set("@path", "helpers/%s.rb" % filename)
          end
          raise e
        end
      end

      Spork.each_run(false) do
        modules_for_helpers(args).each do |mod|
          add_template_helper(mod)
        end

        _helpers.module_eval(&block) if block_given?
      end
    end
  end
end

#vendor ⇒ Object 



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# File 'lib/spork/app_framework/rails.rb', line 30

def vendor
  @vendor ||= File.expand_path("vendor/rails", Dir.pwd)
end