method
invert_remove_index
rails latest stable - Class:
ActiveRecord::Migration::CommandRecorder
invert_remove_index(args)private
No documentation available.
# File activerecord/lib/active_record/migration/command_recorder.rb, line 238
def invert_remove_index(args)
options = args.extract_options!
table, columns = args
columns ||= options.delete(:column)
unless columns
raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option."
end
options.delete(:if_exists)
args = [table, columns]
args << options unless options.empty?
[:add_index, args]
end