Contents

# frozen_string_literal: true

module RuboCop
  module Cop
    # Common functionality for working with heredoc strings.
    module Heredoc
      OPENING_DELIMITER = /(<<[~-]?)['"`]?([^'"`]+)['"`]?/.freeze

      def on_str(node)
        return unless node.heredoc?

        on_heredoc(node)
      end
      alias on_dstr on_str
      alias on_xstr on_str

      def on_heredoc(_node)
        raise NotImplementedError
      end

      private

      def indent_level(str)
        indentations = str.lines
                          .map { |line| line[/^\s*/] }
                          .reject { |line| line.end_with?("\n") }
        indentations.empty? ? 0 : indentations.min_by(&:size).size
      end

      def delimiter_string(node)
        node.source.match(OPENING_DELIMITER).captures[1]
      end

      def heredoc_type(node)
        node.source.match(OPENING_DELIMITER).captures[0]
      end
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
rubocop-1.21.0	lib/rubocop/cop/mixin/heredoc.rb
rubocop-1.20.0	lib/rubocop/cop/mixin/heredoc.rb
rubocop-1.19.1	lib/rubocop/cop/mixin/heredoc.rb
rubocop-1.19.0	lib/rubocop/cop/mixin/heredoc.rb