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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This cop checks for useless `else` in `begin..end` without `rescue`.
#
# NOTE: This syntax is no longer valid on Ruby 2.6 or higher and
# this cop is going to be removed at some point the future.
#
# @example
#
# # bad
#
# begin
# do_something
# else
# do_something_else # This will never be run.
# end
#
# @example
#
# # good
#
# begin
# do_something
# rescue
# handle_errors
# else
# do_something_else
# end
class UselessElseWithoutRescue < Cop
include ParserDiagnostic
MSG = '`else` without `rescue` is useless.'
private
def relevant_diagnostic?(diagnostic)
diagnostic.reason == :useless_else
end
def find_offense_node_by(diagnostic)
# TODO: When implementing auto-correction, this method should return
# an offense node passed as first argument of `add_offense` method.
end
def alternative_message(_diagnostic)
MSG
end
end
end
end
end
Version data entries
11 entries across 11 versions & 3 rubygems