rouge-ruby/rouge · error · RuntimeError

abstract

Error message

abstract

What it means

Error "abstract" thrown in rouge-ruby/rouge.

Source

Thrown at lib/rouge/formatter.rb:88

      return stream(tokens, &b) if block_given?

      out = String.new('')
      stream(tokens) { |piece| out << piece }

      out
    end

    # @deprecated Use {#format} instead.
    def render(tokens)
      warn 'Formatter#render is deprecated, use #format instead.'
      format(tokens)
    end

    # @abstract
    # yield strings that, when concatenated, form the formatted output
    def stream(tokens, &b)
      raise 'abstract'
    end

  protected
    def token_lines(tokens, &b)
      return enum_for(:token_lines, tokens) unless block_given?

      out = []
      tokens.each do |tok, val|
        val.scan %r/\n|[^\n]+/ do |s|
          if s == "\n"
            yield out
            out = []
          else
            out << [tok, s]
          end
        end
      end

View on GitHub (pinned to bd7dad7b09)

When it happens

Trigger: Thrown at lib/rouge/formatter.rb:88 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of rouge-ruby/rouge@bd7dad7b09 (2026-08-23). Data as JSON: /api/errors/8affe23b98b4192b. Report an issue: GitHub.