Merge pull request #2039 from biow0lf/documentation-fixes

Documentation fixes

Author: bf4

CHANGELOG.md

@@ -16,6 +16,7 @@ Misc:
 
 - [#2021](https://github.com/rails-api/active_model_serializers/pull/2021) Make test attributes explicit. Tests have Model#associations. (@bf4)
 - [#1981](https://github.com/rails-api/active_model_serializers/pull/1981) Fix relationship link documentation. (@groyoh)
+- [#2039](https://github.com/rails-api/active_model_serializers/pull/2039) Documentation fixes. (@biow0lf)
 
 ### [v0.10.4 (2017-01-06)](https://github.com/rails-api/active_model_serializers/compare/v0.10.3...v0.10.4)
 

docs/howto/add_pagination_links.md

@@ -77,13 +77,13 @@ If you are using `JSON` adapter, pagination links will not be included automatic
 Add this method to your base API controller.
 
 ```ruby
-def pagination_dict(object)
+def pagination_dict(collection)
   {
-    current_page: object.current_page,
-    next_page: object.next_page,
-    prev_page: object.prev_page, # use object.previous_page when using will_paginate
-    total_pages: object.total_pages,
-    total_count: object.total_count
+    current_page: collection.current_page,
+    next_page: collection.next_page,
+    prev_page: collection.prev_page, # use collection.previous_page when using will_paginate
+    total_pages: collection.total_pages,
+    total_count: collection.total_count
   }
 end
 ```
@@ -117,18 +117,18 @@ ex.
 You can also achieve the same result if you have a helper method that adds the pagination info in the meta tag. For instance, in your action specify a custom serializer.
 
 ```ruby
-render json: @posts, each_serializer: PostPreviewSerializer, meta: meta_attributes(@post)
+render json: @posts, each_serializer: PostPreviewSerializer, meta: meta_attributes(@posts)
 ```
 
 ```ruby
 #expects pagination!
-def meta_attributes(resource, extra_meta = {})
+def meta_attributes(collection, extra_meta = {})
   {
-    current_page: resource.current_page,
-    next_page: resource.next_page,
-    prev_page: resource.prev_page, # use resource.previous_page when using will_paginate
-    total_pages: resource.total_pages,
-    total_count: resource.total_count
+    current_page: collection.current_page,
+    next_page: collection.next_page,
+    prev_page: collection.prev_page, # use collection.previous_page when using will_paginate
+    total_pages: collection.total_pages,
+    total_count: collection.total_count
   }.merge(extra_meta)
 end
 ```