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require "spring/errors"
module Spring
class << self
attr_accessor :application_root
def gemfile
ENV['BUNDLE_GEMFILE'] || "Gemfile"
end
def after_fork_callbacks
@after_fork_callbacks ||= []
end
def after_fork(&block)
after_fork_callbacks << block
end
def verify_environment
application_root_path
end
def application_root_path
@application_root_path ||= begin
if application_root
path = Pathname.new(File.expand_path(application_root))
else
path = project_root_path
end
raise MissingApplication.new(path) unless path.join("config/application.rb").exist?
path
end
end
def project_root_path
@project_root_path ||= find_project_root(Pathname.new(File.expand_path(Dir.pwd)))
end
private
def find_project_root(current_dir)
if current_dir.join(gemfile).exist?
current_dir
elsif current_dir.root?
raise UnknownProject.new(Dir.pwd)
else
find_project_root(current_dir.parent)
end
end
end
end
|
