Contents

#
# Copyright:: 2016, Noah Kantrowitz
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

module RuboCop
  module Cop
    module Chef
      # Check the file modes are given as strings instead of integers.
      #
      # @example
      #
      #   # bad
      #   mode 644
      #   mode 0644
      #
      #   # good
      #   mode '644'
      #
      class FileMode < Cop
        MSG = 'Use strings for file modes'.freeze

        def_node_matcher :resource_mode?, <<-PATTERN
          (send nil? :mode $int)
        PATTERN

        def on_send(node)
          resource_mode?(node) do |mode_int|
            add_offense(mode_int, location: :expression, message: MSG, severity: :refactor)
          end
        end

        def autocorrect(node)
          lambda do |corrector|
            # If it was an octal literal, make sure we write out the right number.
            replacement_base = octal?(node) ? 8 : 10
            replacement_mode = node.children.first.to_s(replacement_base)
            corrector.replace(node.loc.expression, replacement_mode.inspect)
          end
        end

        private

        def octal?(node)
          node.source =~ /^0o?\d+/i
        end
      end
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
cookstyle-5.4.13	lib/rubocop/cop/chef/style/file_mode.rb
cookstyle-5.3.6	lib/rubocop/cop/chef/style/file_mode.rb
cookstyle-5.2.17	lib/rubocop/cop/chef/style/file_mode.rb
cookstyle-5.1.19	lib/rubocop/cop/chef/style/file_mode.rb