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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This cop checks for uses of *begin...end while/until something*.
#
# @example
#
# # bad
#
# # using while
# begin
# do_something
# end while some_condition
#
# @example
#
# # bad
#
# # using until
# begin
# do_something
# end until some_condition
#
# @example
#
# # good
#
# # using while
# while some_condition
# do_something
# end
#
# @example
#
# # good
#
# # using until
# until some_condition
# do_something
# end
class Loop < Cop
MSG = 'Use `Kernel#loop` with `break` rather than ' \
'`begin/end/until`(or `while`).'.freeze
def on_while_post(node)
register_offense(node)
end
def on_until_post(node)
register_offense(node)
end
private
def register_offense(node)
add_offense(node, location: :keyword)
end
end
end
end
end
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