Helper for navigation link

README.md

Put in your Gemfile:

gem 'nav_link', 'git@gist.github.com:034011db54668d4966ca.git'

Include NavLink in ApplicationHelper:

module ApplicationHelper
  include NavLink
end

And now in any view you can have simple link:

= nav_link 'some link', some_url

nav_link.gemspec

Gem::Specification.new do |s|
  s.name        = 'nav_link'
  s.version     = '0.1.0'
  s.platform    = Gem::Platform::RUBY
  s.author      = 'Pavel Druziak'
  s.email       = 'pavel.druziak@gmail.com'
  s.summary     = 'Helper for navigation link'
  s.description = 'Helper for navigation link'

  s.files         = ['nav_link.rb']
  s.require_path  = '.'
end

nav_link.rb

module NavLink
  def nav_link(link_text, link_path, li_class: '', badge: nil)
    class_name = current_page?(link_path) ? 'active ' : ''

    content_tag(:li, class: class_name + li_class) do
      link_to link_path do
        concat link_text
        concat content_tag(:span, badge, class: 'badge pull-right') if badge
      end
    end
  end
end