Some useful initialisers for Rails projects.

gernerator.rb

# don't generate RSpec tests for views and helpers by default
Rails.application.config.generators do |g|
  g.view_specs false
  g.helper_specs false
  g.stylesheets false
  g.helper false
  g.javascripts false
  g.template_engine :haml
  g.form_builder :simple_form
  g.test_framework :rspec, fixture: true, view_specs: false
  g.fixture_replacement :factory_girl, dir: "spec/factories"
end

log_formater.rb

class Logger::SimpleFormatter
  # from activesupport/lib/active_support/core_ext/logger.rb
  def call(severity, time, progname, msg)
    "#{severity_color severity} #{String === msg ? msg : msg.inspect}\n"
  end

private

  def severity_color(severity)
    case severity
    when "WARN"
      "\033[1;33;40m[WARNING]\033[0m" # bold yellow
    when "INFO"
      "\033[1;37;40m[INFO]\033[0m" # bold white
    when "DEBUG"
      "\033[0;34;40m[DEBUG]\033[0m" # blue
    when "ERROR"
      "\033[1;31;40m[ERROR]\033[0m" # bold red
    when "FATAL"
      "\033[7;31;40m[FATAL]\033[0m" # bold black, red bg
    else
      "[#{severity}]" # none
    end
  end
end

mailer.rb

ActionMailer::Base.delivery_method   = :smtp

ActionMailer::Base.smtp_settings = {  
  :address              => "smtp.gmail.com",  
  :port                 => 587,  
  :domain               => "gmail.com",  
  :user_name            => "someone@gmail.com",  
  :password             => "****",  
  :authentication       => "plain",  
  :enable_starttls_auto => true  
}  
  
ActionMailer::Base.default_url_options[:host] = Setting.domain

sidekiq_redis.rb

require "redis"
require "redis-namespace"
require "redis/objects"

redis_config = YAML.load_file("#{Rails.root}/config/redis.yml")[Rails.env]

Redis::Objects.redis = Redis.new(:host => redis_config['host'], :port => redis_config['port'])

sidekiq_url = "redis://#{redis_config['host']}:#{redis_config['port']}/0"

Sidekiq.configure_server do |config|
  config.redis = { :namespace => 'sidekiq', :url => sidekiq_url }
end

Sidekiq.configure_client do |config|
  config.redis = { :namespace => 'sidekiq', :url => sidekiq_url }
end