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1.9.1
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files >> //opt/alt/ruby19/lib64/ruby/1.9.1/rdoc/generator/markup.rb
# This file is loaded by generators. It allows RDoc's CodeObject tree to # avoid loading generator code to increase startup time (for ri). require 'rdoc/text' require 'rdoc/code_objects' require 'rdoc/generator' require 'rdoc/markup/to_html_crossref' require 'rdoc/ruby_token' ## # Handle common RDoc::Markup tasks for various CodeObjects module RDoc::Generator::Markup ## # Generates a relative URL from this object's path to +target_path+ def aref_to(target_path) RDoc::Markup::ToHtml.gen_relative_url path, target_path end ## # Generates a relative URL from +from_path+ to this object's path def as_href(from_path) RDoc::Markup::ToHtml.gen_relative_url from_path, path end ## # Handy wrapper for marking up this object's comment def description markup @comment end ## # Creates an RDoc::Markup::ToHtmlCrossref formatter def formatter return @formatter if defined? @formatter show_hash = RDoc::RDoc.current.options.show_hash hyperlink_all = RDoc::RDoc.current.options.hyperlink_all this = RDoc::Context === self ? self : @parent @formatter = RDoc::Markup::ToHtmlCrossref.new(this.path, this, show_hash, hyperlink_all) end ## # Build a webcvs URL starting for the given +url+ with +full_path+ appended # as the destination path. If +url+ contains '%s' +full_path+ will be # sprintf'd into +url+ instead. def cvs_url(url, full_path) if /%s/ =~ url then sprintf url, full_path else url + full_path end end end class RDoc::AnyMethod include RDoc::Generator::Markup @add_line_numbers = false class << self ## # Allows controlling whether <tt>#markup_code</tt> adds line numbers to # the source code. attr_accessor :add_line_numbers end ## # Prepend +src+ with line numbers. Relies on the first line of a source # code listing having: # # # File xxxxx, line dddd # # If it has, line numbers are added an ', line dddd' is removed. def add_line_numbers(src) return unless src.sub!(/\A(.*)(, line (\d+))/, '\1') first = $3.to_i - 1 last = first + src.count("\n") size = last.to_s.length line = first src.gsub!(/^/) do res = if line == first then " " * (size + 1) else "<span class=\"line-num\">%2$*1$d</span> " % [size, line] end line += 1 res end end ## # Turns the method's token stream into HTML. # # Prepends line numbers if +add_line_numbers+ is true. def markup_code return '' unless @token_stream src = "" @token_stream.each do |t| next unless t style = case t when RDoc::RubyToken::TkCONSTANT then 'ruby-constant' when RDoc::RubyToken::TkKW then 'ruby-keyword' when RDoc::RubyToken::TkIVAR then 'ruby-ivar' when RDoc::RubyToken::TkOp then 'ruby-operator' when RDoc::RubyToken::TkId then 'ruby-identifier' when RDoc::RubyToken::TkNode then 'ruby-node' when RDoc::RubyToken::TkCOMMENT then 'ruby-comment' when RDoc::RubyToken::TkREGEXP then 'ruby-regexp' when RDoc::RubyToken::TkSTRING then 'ruby-string' when RDoc::RubyToken::TkVal then 'ruby-value' end text = CGI.escapeHTML t.text if style then src << "<span class=\"#{style}\">#{text}</span>" else src << text end end # dedent the source indent = src.length lines = src.lines.to_a lines.shift if src =~ /\A.*#\ *File/i # remove '# File' comment lines.each do |line| if line =~ /^ *(?=\S)/ n = $&.length indent = n if n < indent break if n == 0 end end src.gsub!(/^#{' ' * indent}/, '') if indent > 0 add_line_numbers(src) if self.class.add_line_numbers src end end class RDoc::Attr include RDoc::Generator::Markup end class RDoc::Alias include RDoc::Generator::Markup end class RDoc::Constant include RDoc::Generator::Markup end class RDoc::Context include RDoc::Generator::Markup end class RDoc::Context::Section include RDoc::Generator::Markup end class RDoc::TopLevel ## # Returns a URL for this source file on some web repository. Use the -W # command line option to set. def cvs_url url = RDoc::RDoc.current.options.webcvs if /%s/ =~ url then url % @absolute_name else url + @absolute_name end end end
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