instance method `run`

Ruby on Rails 4.2.9

Since v4.0.13

Available in: v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

run(*migration_classes)

Runs the given migration classes. Last argument can specify options:

:direction (default is :up)
:revert (default is false)

Parameters

migration_classes rest

Source

# File activerecord/lib/active_record/migration.rb, line 554
    def run(*migration_classes)
      opts = migration_classes.extract_options!
      dir = opts[:direction] || :up
      dir = (dir == :down ? :up : :down) if opts[:revert]
      if reverting?
        # If in revert and going :up, say, we want to execute :down without reverting, so
        revert { run(*migration_classes, direction: dir, revert: true) }
      else
        migration_classes.each do |migration_class|
          migration_class.new.exec_migration(@connection, dir)
        end
      end
    end

Defined in activerecord/lib/active_record/migration.rb line 554 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Migration

Signature

Parameters