mastodon/lib/mastodon/database.rb

# frozen_string_literal: true

# This file is entirely lifted from GitLab.

# The original file:
# https://gitlab.com/gitlab-org/gitlab/-/blob/69127d59467185cf4ff1109d88ceec1f499f354f/lib/gitlab/database.rb#L244-258

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module Mastodon
  module Database
    def self.add_post_migrate_path_to_rails(force: false)
      return if ENV['SKIP_POST_DEPLOYMENT_MIGRATIONS'] && !force

      Rails.application.config.paths['db'].each do |db_path|
        path = Rails.root.join(db_path, 'post_migrate').to_s

        next if Rails.application.config.paths['db/migrate'].include?(path)

        Rails.application.config.paths['db/migrate'] << path

        # Rails memoizes migrations at certain points where it won't read the above
        # path just yet. As such we must also update the following list of paths.
        ActiveRecord::Migrator.migrations_paths << path
      end
    end
  end
end