Contents

# encoding: utf-8

module RuboCop
  module Cop
    # Classes that include this module just implement functions to determine
    # what is an offense and how to do auto-correction. They get help with
    # adding offenses for the faulty string nodes, and with filtering out
    # nodes.
    module StringHelp
      # Regex matches IF there is a ' or there is a \\ in the string that is
      # not preceded/followed by another \\ (e.g. "\\x34") but not "\\\\".
      ESCAPED_CHAR_REGEXP = /(?<! \\) \\{2}* \\ (?! \\)/x

      def on_str(node)
        # Constants like __FILE__ are handled as strings,
        # but don't respond to begin.
        return unless node.loc.respond_to?(:begin) && node.loc.begin
        return if part_of_ignored_node?(node)

        if offense?(node)
          add_offense(node, :expression) { opposite_style_detected }
        else
          correct_style_detected
        end
      end

      def on_regexp(node)
        ignore_node(node)
      end

      def inside_interpolation?(node)
        # A :begin node inside a :dstr node is an interpolation.
        begin_found = false
        node.each_ancestor.find do |a|
          begin_found = true if a.type == :begin
          begin_found && a.type == :dstr
        end
      end
    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
rubocop-0.31.0	lib/rubocop/cop/mixin/string_help.rb
rubocop-0.30.1	lib/rubocop/cop/mixin/string_help.rb
rubocop-0.30.0	lib/rubocop/cop/mixin/string_help.rb
rubocop-0.29.1	lib/rubocop/cop/mixin/string_help.rb
rubocop-0.29.0	lib/rubocop/cop/mixin/string_help.rb
rubocop-0.28.0	lib/rubocop/cop/mixin/string_help.rb