Module: HelperExtensions::InstanceMethods

Defined in:
lib/helper_extensions.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) asset_scopes

:nodoc:



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# File 'lib/helper_extensions.rb', line 12

def asset_scopes #:nodoc:
  @asset_scopes ||= []
end

- (Object) with_directory(*dirs)

Sets directory scope for asset tag helpers within the given block.

Affects any helper using compute_public_path among which are: javascript_include_tag, stylesheet_include_tag and image_tag.

Arguments

dir:

Either a string, array or number of strings to define the containing directory.

Examples

<% with_directory 'ext' do %>
   <%= javascript_include_tag 'adapter/ext/ext-base.js', 'ext-all.js' %>
   <%= stylesheet_include_tag 'ext-all.css' %>
<% end %>

Will generate:

<script ... src="/javascripts/ext/adapter/ext/ext-base.js" ...></script>
<script ... src="/javascripts/ext/ext-all.js" ...></script>
<link ... href="/stylesheets/ext/ext-all.css" .../>

Multiple containing directories:

<% with_directory 'ext/ux' do %>
  <%= javascript_include_tag 'Sorter', 'Sortlet' %>
<% end %>

or with seperate arguments:

<% with_directory 'ext', 'ux' do %>
  <%= javascript_include_tag 'Sorter', 'Sortlet' %>
<% end %>

or with an array of directory names:

<% with_directory %w(ext ux) do %>
  <%= javascript_include_tag 'Sorter', 'Sortlet' %>
<% end %>

or by nesting:

<% with_directory 'ext' do %>
  <% with_directory 'ux' do %>
    <%= javascript_include_tag 'Sorter', 'Sortlet' %>
  <% end  %>
<% end %>

Will generate:

<script ... src="/javascripts/ext/ux/Sorter.js" ...></script>
<script ... src="/javascripts/ext/ux/Sortlet.js" ...></script>


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# File 'lib/helper_extensions.rb', line 70

def with_directory(*dirs)
  self.asset_scopes << dirs
  begin
    yield
  ensure
    self.asset_scopes.pop
  end
end