diff options
Diffstat (limited to 'actionpack/lib/action_view/partials.rb')
-rw-r--r-- | actionpack/lib/action_view/partials.rb | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/actionpack/lib/action_view/partials.rb b/actionpack/lib/action_view/partials.rb index eb74d4a4c7..074ba5a2b5 100644 --- a/actionpack/lib/action_view/partials.rb +++ b/actionpack/lib/action_view/partials.rb @@ -68,7 +68,7 @@ module ActionView # # <%# app/views/users/_editor.html.erb &> # <div id="editor"> - # Deadline: $<%= user.deadline %> + # Deadline: <%= user.deadline %> # <%= yield %> # </div> # @@ -82,7 +82,7 @@ module ActionView # # Here's the editor: # <div id="editor"> - # Deadline: $<%= user.deadline %> + # Deadline: <%= user.deadline %> # Name: <%= user.name %> # </div> # @@ -101,6 +101,40 @@ module ActionView # </div> # # As you can see, the <tt>:locals</tt> hash is shared between both the partial and its layout. + # + # If you pass arguments to "yield" then this will be passed to the block. One way to use this is to pass + # an array to layout and treat it as an enumerable. + # + # <%# app/views/users/_user.html.erb &> + # <div class="user"> + # Budget: $<%= user.budget %> + # <%= yield user %> + # </div> + # + # <%# app/views/users/index.html.erb &> + # <% render :layout => @users do |user| %> + # Title: <%= user.title %> + # <% end %> + # + # This will render the layout for each user and yield to the block, passing the user, each time. + # + # You can also yield multiple times in one layout and use block arguments to differentiate the sections. + # + # <%# app/views/users/_user.html.erb &> + # <div class="user"> + # <%= yield user, :header %> + # Budget: $<%= user.budget %> + # <%= yield user, :footer %> + # </div> + # + # <%# app/views/users/index.html.erb &> + # <% render :layout => @users do |user, section| %> + # <%- case section when :header -%> + # Title: <%= user.title %> + # <%- when :footer -%> + # Deadline: <%= user.deadline %> + # <%- end -%> + # <% end %> module Partials extend ActiveSupport::Memoizable @@ -127,7 +161,7 @@ module ActionView end def render_partial_collection(partial_path, collection, partial_spacer_template = nil, local_assigns = {}, as = nil) #:nodoc: - return " " if collection.empty? + return nil if collection.blank? local_assigns = local_assigns ? local_assigns.clone : {} spacer = partial_spacer_template ? render(:partial => partial_spacer_template) : '' @@ -146,7 +180,7 @@ module ActionView def find_partial_path(partial_path) if partial_path.include?('/') - "#{File.dirname(partial_path)}/_#{File.basename(partial_path)}" + File.join(File.dirname(partial_path), "_#{File.basename(partial_path)}") elsif respond_to?(:controller) "#{controller.class.controller_path}/_#{partial_path}" else |