lib/rubocop/cop/internal_affairs/redundant_location_argument.rb
# frozen_string_literal: true
module RuboCop
module Cop
module InternalAffairs
# Checks for redundant `location` argument to `#add_offense`. `location`
# argument has a default value of `:expression` and this method will
# automatically use it.
#
# @example
#
# # bad
# add_offense(node, location: :expression)
#
# # good
# add_offense(node)
# add_offense(node, location: :selector)
#
class RedundantLocationArgument < Base
include RangeHelp
extend AutoCorrector
MSG = 'Redundant location argument to `#add_offense`.'
RESTRICT_ON_SEND = %i[add_offense].freeze
# @!method redundant_location_argument(node)
def_node_matcher :redundant_location_argument, <<~PATTERN
(send nil? :add_offense _
(hash <$(pair (sym :location) (sym :expression)) ...>)
)
PATTERN
def on_send(node)
redundant_location_argument(node) do |argument|
add_offense(argument) do |corrector|
range = offending_range(argument)
corrector.remove(range)
end
end
end
private
def offending_range(node)
with_space = range_with_surrounding_space(node.source_range)
range_with_surrounding_comma(with_space, :left)
end
end
end
end
end