Contents

require "haml/helpers"

module Cuhaml
  module Contrib
    module ContentFor
      def self.setup(app)
        app.settings[:render][:template_engine] = "haml"
      end

      # Public: yields content in a view
      #
      # symbol - The symbol to be searched
      #
      # Examples:
      #
      #   <% yield_for :menu %>
      def yield_for(symbol)
        haml_concat(content_blocks[symbol].join)
      end

      # Public: Sets the content for a given symbol
      #
      # symbol - The symbol key
      # &block - Block to be called
      #
      # Examples:
      #
      #   <% content_for :menu do %>
      #     Home | Admin
      #   <% end %>
      def content_for(symbol, &block)
        content_blocks[symbol] << capture_haml(&block)
      end

      # Public: return true if content has been provided for the given symbol, false otherwise
      #
      # symbol - The symbol to be searched
      #
      # Examples:
      #
      #   <% if content_for? :menu %>
      #   <% end %>
      def content_for?(symbol)
        !content_blocks[symbol].empty?
      end

      private

      # Private: Hash of arrays to store content blocks
      def content_blocks
        @content_blocks ||= Hash.new { |h, k| h[k] = [] }
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
cuhaml-contrib-0.1.0	lib/cuhaml/contrib/content_for.rb
cuhaml-contrib-0.0.3	lib/cuhaml/contrib/content_for.rb
cuhaml-contrib-0.0.2	lib/cuhaml/contrib/content_for.rb