Uberhook

The Uberhook gem allows you to define before and after hooks for your classes and models.

Installation

$ gem install uberhook

Or add the following line to your application's Gemfile and run $ bundle afterwards.

gem 'uberhook'

Usage

require 'uberhook'

class Car
  include Uberhook::Abstract

  before :drive do
    p 'start engine'
  end

  after :drive do
    p 'turn radio on'
  end

  def drive
    p 'drive'
  end
end

beatle = Car.new
beatle.drive

# Output:
#   start engine
#   drive
#   turn radio on

Use the Uberhook::Base module to define class hooks.

require 'uberhook'

class Dance
  include Uberhook::Base

  instance_hook :after, :step_one do
    p 'two!'
  end

  def step_one
    p 'one!'
  end

  class_hook :before, :rock do
    p 'prepare'
  end

  def self.rock
    p 'and rock'
  end
end

waltz = Dance.new
waltz.step_one

# Output:
#   one!
#   two!

Dance.rock

# Output:
#   prepare
#   and rock