debian-mirror-gitlab/rubocop/cop/destroy_all.rb

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2018-11-20 20:47:30 +05:30
# frozen_string_literal: true
module RuboCop
module Cop
# Cop that blacklists the use of `destroy_all`.
class DestroyAll < RuboCop::Cop::Cop
MSG = 'Use `delete_all` instead of `destroy_all`. ' \
'`destroy_all` will load the rows into memory, then execute a ' \
'`DELETE` for every individual row.'
def_node_matcher :destroy_all?, <<~PATTERN
(send {send ivar lvar const} :destroy_all ...)
PATTERN
def on_send(node)
return unless destroy_all?(node)
add_offense(node, location: :expression)
end
end
end
end