module EngineMigrationInitializer
`extend` your engine's engine.rb with this module to have your host app load your engine's migrations
Constants
- VERSION
Public Class Methods
extended(base)
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# File lib/engine_migration_initializer.rb, line 6 def self.extended(base) base.initializer :append_migrations do |app| case Rails::VERSION::MAJOR when 3 unless app.root.to_s.match root.to_s app.config.paths["db/migrate"] += config.paths["db/migrate"].expanded end else # Tested w/ Rails 4 begin unless app.root.to_s.match root.to_s config.paths["db/migrate"].expanded.each do |expanded_path| app.config.paths["db/migrate"] << expanded_path end end rescue => e raise "EngineMigrationInitializer did not know how to append_migrations for Rails v#{Rails::VERSION::MAJOR}\nError was: #{e.class} #{e.message}" end end end end