namespace :db do
  desc 'Creates shared_extensions Schema and enables hstore extension'
  task :extensions => :environment  do
    ActiveRecord::Base.connection.execute 'CREATE SCHEMA IF NOT EXISTS shared_extensions;'
    ActiveRecord::Base.connection.execute 'CREATE EXTENSION IF NOT EXISTS hstore SCHEMA shared_extensions;'
  end
end

Rake::Task["db:create"].enhance do
  Rake::Task["db:extensions"].invoke
end

Rake::Task["db:test:purge"].enhance do
  Rake::Task["db:extensions"].invoke
end