implement sparse fieldsets http://jsonapi.org/format/#fetching-sparse-fieldsets

2026-01-25 07:16:49 +00:00 · 2014-10-26 13:04:14 -07:00
parent 47deb87e81
commit 39bee48ae6
7 changed files with 113 additions and 3 deletions
--- a/lib/active_model/serializer.rb
+++ b/lib/active_model/serializer.rb
@@ -124,7 +124,14 @@ module ActiveModel
    end

    def attributes(options = {})
-      self.class._attributes.dup.each_with_object({}) do |name, hash|
+      attributes =
+        if options[:fields]
+          self.class._attributes & options[:fields]
+        else
+          self.class._attributes.dup
+        end
+
+      attributes.each_with_object({}) do |name, hash|
        hash[name] = send(name)
      end
    end