Replace rails db:migrate to use ridgepole

Add this line to your application's Gemfile:

gem 'ridgepole-replace_db_task'

And then execute:

$ bundle

Or install it yourself as:

$ gem install ridgepole-replace_db_task

• multiple database

Ridgepole::ReplaceDbTask.configure do |config|
  config.database_yml_path = ::Rails.root.join('config/database.yml')

  config.spec_configs = [
    ::Ridgepole::ReplaceDbTask::SpecConfig.new(
      spec_name: :primary,
      schema_file_path: ::Rails.root.join('db/schemas/primary/Schemafile'),
      other_options: [
        '--ignore-tables=users',
        '--skip-column-comment-change'
      ],
    ),
    ::Ridgepole::ReplaceDbTask::SpecConfig.new(
      spec_name: :animals,
      schema_file_path: ::Rails.root.join('db/schemas/animals/Schemafile'),
    )
  ]
end

• single database

Ridgepole::ReplaceDbTask.configure do |config|
  config.database_yml_path = ::Rails.root.join('config/database.yml')

  config.spec_configs = [
    ::Ridgepole::ReplaceDbTask::SpecConfig.new(
      spec_name: nil,
      schema_file_path: ::Rails.root.join('db/schemas/Schemafile')
    )
  ]
end

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Bug reports and pull requests are welcome on GitHub at https://github.com/taka0125/ridgepole-replace_db_task.