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-rw-r--r--actionpack/lib/action_dispatch/routing/mapper.rb10
1 files changed, 7 insertions, 3 deletions
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 3ba6094fbb..c25f8c90bc 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -910,7 +910,7 @@ module ActionDispatch
alias :member_name :singular
- # Checks for uncountable plurals, and appends "_index" if the plural
+ # Checks for uncountable plurals, and appends "_index" if the plural
# and singular form are the same.
def collection_name
singular == plural ? "#{plural}_index" : plural
@@ -1083,9 +1083,13 @@ module ActionDispatch
# Is the same as:
#
# resources :posts do
- # resources :comments
+ # resources :comments, :except => [:show, :edit, :update, :destroy]
# end
- # resources :comments
+ # resources :comments, :only => [:show, :edit, :update, :destroy]
+ #
+ # This allows URLs for resources that otherwise would be deeply nested such
+ # as a comment on a blog post like <tt>/posts/a-long-permalink/comments/1234</tt>
+ # to be shortened to just <tt>/comments/1234</tt>.
#
# [:shallow_path]
# Prefixes nested shallow routes with the specified path.