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PATH: opt / alt / ruby24 / lib64 / ruby / 2.4.0 / rdoc / markup

# frozen_string_literal: false
##
# Outputs RDoc markup with hot backspace action!  You will probably need a
# pager to use this output format.
#
# This formatter won't work on 1.8.6 because it lacks String#chars.

class RDoc::Markup::ToBs < RDoc::Markup::ToRdoc

##
  # Returns a new ToBs that is ready for hot backspace action!

def initialize markup = nil
    super

@in_b  = false
    @in_em = false
  end

##
  # Sets a flag that is picked up by #annotate to do the right thing in
  # #convert_string

def init_tags
    add_tag :BOLD, '+b', '-b'
    add_tag :EM,   '+_', '-_'
    add_tag :TT,   ''  , ''   # we need in_tt information maintained
  end

##
  # Makes heading text bold.

def accept_heading heading
    use_prefix or @res << ' ' * @indent
    @res << @headings[heading.level][0]
    @in_b = true
    @res << attributes(heading.text)
    @in_b = false
    @res << @headings[heading.level][1]
    @res << "\n"
  end

##
  # Turns on or off special handling for +convert_string+

def annotate tag
    case tag
    when '+b' then @in_b = true
    when '-b' then @in_b = false
    when '+_' then @in_em = true
    when '-_' then @in_em = false
    end
    ''
  end

##
  # Calls convert_string on the result of convert_special

def convert_special special
    convert_string super
  end

##
  # Adds bold or underline mixed with backspaces

def convert_string string
    return string unless @in_b or @in_em
    chars = if @in_b then
              string.chars.map do |char| "#{char}\b#{char}" end
            elsif @in_em then
              string.chars.map do |char| "_\b#{char}" end
            end

chars.join
  end

end

[-] list.rb [edit]
[-] parser.rb [edit]
[-] text_formatter_test_case.rb [edit]
[-] list_item.rb [edit]
[-] rule.rb [edit]
[-] to_bs.rb [edit]
[-] to_tt_only.rb [edit]
[-] attributes.rb [edit]
[-] paragraph.rb [edit]
[-] raw.rb [edit]
[-] heading.rb [edit]
[-] formatter_test_case.rb [edit]
[-] attribute_manager.rb [edit]
[-] blank_line.rb [edit]
[-] to_test.rb [edit]
[-] attr_changer.rb [edit]
[-] special.rb [edit]
[-] to_table_of_contents.rb [edit]
[-] to_html_crossref.rb [edit]
[-] to_label.rb [edit]
[-] indented_paragraph.rb [edit]
[+] ..
[-] include.rb [edit]
[-] hard_break.rb [edit]
[-] document.rb [edit]
[-] block_quote.rb [edit]
[-] attr_span.rb [edit]
[-] to_html.rb [edit]
[-] to_joined_paragraph.rb [edit]
[-] verbatim.rb [edit]
[-] formatter.rb [edit]
[-] to_html_snippet.rb [edit]
[-] to_ansi.rb [edit]
[-] pre_process.rb [edit]
[-] to_markdown.rb [edit]
[-] to_rdoc.rb [edit]
[-] inline.rb [edit]