obfuscurity

# migrations/002_AddForeignKeys.rb

Sequel.migration do
  up do
    alter_table(:accounts) do
      add_foreign_key(:owner_id, :users)
    end
  end

  down do

obfuscurity

# migrations/001_BaseSchema.rb

Sequel.migration do
  up do
    create_table(:accounts) do
      primary_key :id
      String      :name,          :size => 50, :null => false
      TrueClass   :enabled,                    :null => false, :default => false
      DateTime    :created_at,                 :null => false
      DateTime    :updated_at,                 :null => false

obfuscurity

# Rakefile

namespace :db do
  require "sequel"
  namespace :migrate do
    Sequel.extension :migration
    DB = Sequel.connect(ENV['DATABASE_URL'])

    desc "Perform migration reset (full erase and migration up)"
    task :reset do

obfuscurity

pry(main)> @foo = []
=> []

pry(main)> show-doc @foo.index

From: array.c in Ruby Core (C Method):
Number of lines: 14

signature: index(*)