examples/sql.rb
require 'rom-repository'
conf = ROM::Configuration.new(:sql, 'sqlite::memory')
migration = conf.gateways[:default].migration do
change do
create_table(:users) do
primary_key :id
column :name, String, null: false
column :email, String, null: false
end
end
end
migration.apply(conf.gateways[:default].connection, :up)
class Users < ROM::Relation[:sql]
schema(infer: true)
def by_id(id)
where(id: id)
end
end
conf.register_relation(Users)
rom = ROM.container(conf)
class UserRepo < ROM::Repository[:users]
commands :create, update: :by_id, delete: :by_id
def [](id)
users.by_id(id).one!
end
def all
users.to_a
end
end
user_repo = UserRepo.new(rom)
user = user_repo.create(name: 'Jane', email: 'jane@doe.org')
puts user.inspect
user_repo.update(user.id, name: 'Jane Doe')
puts user_repo[user.id].inspect
user_repo.delete(user.id)
puts user_repo.all.inspect