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module Rails
module Command
class RakeCommand < Base # :nodoc:
extend Rails::Command::Actions
namespace "rake"
class << self
def printing_commands
formatted_rake_tasks.map(&:first)
end
def perform(task, *)
require_rake
ARGV.unshift(task) # Prepend the task, so Rake knows how to run it.
Rake.application.standard_exception_handling do
Rake.application.init("rails")
Rake.application.load_rakefile
Rake.application.top_level
end
end
private
def rake_tasks
require_rake
return @rake_tasks if defined?(@rake_tasks)
require_application_and_environment!
Rake::TaskManager.record_task_metadata = true
Rake.application.instance_variable_set(:@name, "rails")
load_tasks
@rake_tasks = Rake.application.tasks.select(&:comment)
end
def formatted_rake_tasks
rake_tasks.map { |t| [ t.name_with_args, t.comment ] }
end
def require_rake
require "rake" # Defer booting Rake until we know it's needed.
end
end
end
end
end
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