class DataMigrate::Generators::DataMigrationGenerator

Attributes

migration_action[R]

Protected Class Methods

next_migration_number(dirname) click to toggle source
# File lib/generators/data_migration/data_migration_generator.rb, line 22
def self.next_migration_number(dirname)
  if ActiveRecord::Base.timestamped_migrations
    Time.new.utc.strftime("%Y%m%d%H%M%S")
  else
    "%.3d" % (current_migration_number(dirname) + 1)
  end
end

Public Instance Methods

create_data_migration() click to toggle source
# File lib/generators/data_migration/data_migration_generator.rb, line 13
def create_data_migration
  set_local_assigns!
  migration_template 'data_migration.rb', "db/data/#{file_name}.rb"
end

Protected Instance Methods

migration_base_class_name() click to toggle source
# File lib/generators/data_migration/data_migration_generator.rb, line 37
def migration_base_class_name
  if ActiveRecord.version >= Gem::Version.new('5.0')
    "ActiveRecord::Migration[#{ActiveRecord::Migration.current_version}]"
  else
    'ActiveRecord::Migration'
  end
end
set_local_assigns!() click to toggle source
# File lib/generators/data_migration/data_migration_generator.rb, line 30
def set_local_assigns!
  if file_name =~ /^(add|remove)_.*_(?:to|from)_(.*)/
    @migration_action = $1
    @table_name       = $2.pluralize
  end
end