class RuboCop::Cop::Rails::ReversibleMigration
def on_send(node)
def on_send(node) return unless in_migration?(node) && within_change_method?(node) return if within_reversible_or_up_only_block?(node) check_irreversible_schema_statement_node(node) check_drop_table_node(node) check_reversible_hash_node(node) check_remove_column_node(node) check_remove_foreign_key_node(node) check_remove_columns_node(node) check_remove_index_node(node) end