Method: Rails::Generators::Db::System::ChangeGenerator#initialize

Defined in:
railties/lib/rails/generators/rails/db/system/change/change_generator.rb

#initialize ⇒ ChangeGenerator

Returns a new instance of ChangeGenerator.



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# File 'railties/lib/rails/generators/rails/db/system/change/change_generator.rb', line 25

def initialize(*)
  super

  unless Database::DATABASES.include?(options[:to])
    raise Error, "Invalid value for --to option. Supported preconfigurations are: #{Database::DATABASES.join(", ")}."
  end

  opt = options.dup
  opt[:database] ||= opt[:to]
  self.options = opt.freeze
end