Rack::Pygments

---

A rack middleware for Pygments, the syntax highlighter

It will work with any rack based app and Rails app.

Requirements:

---

- Rack (http://rack.rubyforge.org)
- Pygments (http://pygments.org/)
- Nokogiri (http://nokogiri.org/)

Install Nokogiri:

---

sudo gem install nokogiri -s http://gemcutter.org/

Install Pygments:

---

easy_install pygments

Install Rack::Pygments

---

sudo gem install rack-pygments -s http://gemcutter.org/

Options (OPTIONAL):

---

:html_tag - set html tag (default: highlight)

Example #1: :html_tag => "hl:code"    #=> <hl:code lang="bash"></hl:code> 
Example #2: :html_tag => "colorful"   #=> <colorful lang="bash"></colorful>

:html_attr - set html tag’s attribute (default: lang)

Example #1: :html_attr => "style"     #=> <highlight style="bash"></highlight>
Example #2: :html_attr => "lexer"     #=> <highlight lexer="python"></highlight>

Example:

---

config.ru:

require "app"
require "rack/pygments"

use Rack::Pygments, :html_tag => "highlight",
                    :html_attr => "lang"

run Sinatra::Application

app.rb:

require “sinatra”

get "/" do
  erb :colorme
end

__END__