Sha256: 04ba964a3d9db4802d81c97037a3f019bb6882be70090bae2d1d8842dd963714
Contents?: true
Size: 870 Bytes
Versions: 5
Compression:
Stored size: 870 Bytes
Contents
# encoding: utf-8
module RuboCop
module Cop
module Style
# This cop check for uses of Object#freeze on immutable objects.
#
# @example
# # bad
# CONST = 1.freeze
#
# # good
# CONST = 1
class RedundantFreeze < Cop
MSG = 'Freezing immutable objects is pointless.'.freeze
TARGET_NODES = [:int, :float, :sym].freeze
def on_send(node)
receiver, method_name, *args = *node
return unless receiver && TARGET_NODES.include?(receiver.type)
return unless method_name == :freeze && args.empty?
add_offense(node, :expression)
end
def autocorrect(node)
lambda do |corrector|
corrector.remove(node.loc.dot)
corrector.remove(node.loc.selector)
end
end
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems