33 lines
880 B
Ruby
33 lines
880 B
Ruby
# frozen_string_literal: true
|
|
|
|
require_relative '../../migration_helpers'
|
|
|
|
module RuboCop
|
|
module Cop
|
|
module Migration
|
|
# Cop that checks if remove_column is used in a regular (not
|
|
# post-deployment) migration.
|
|
class RemoveColumn < RuboCop::Cop::Cop
|
|
include MigrationHelpers
|
|
|
|
MSG = '`remove_column` must only be used in post-deployment migrations'
|
|
|
|
def on_def(node)
|
|
def_method = node.children[0]
|
|
|
|
return unless in_migration?(node) && !in_post_deployment_migration?(node)
|
|
return unless def_method == :change || def_method == :up
|
|
|
|
node.each_descendant(:send) do |send_node|
|
|
send_method = send_node.children[1]
|
|
|
|
if send_method == :remove_column
|
|
add_offense(send_node, location: :selector)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|