Ensure nested constants show up in class list

CHANGELOG.md

@@ -7,6 +7,8 @@
 - Look at 2nd argument when checking for `rb_self` to infer the scope
   (class/instance) method (in addition to the 1st arg).
   This is because magnus can inject a `magnus::Ruby` as the 1st argument.
+- Ensure nested constants (`A::B`) show up in YARD's class list,
+  regardless of which order they're in rustdoc's JSON.
 
 ## v0.3.2
 

lib/yard-rustdoc/parser.rb

@@ -51,6 +51,9 @@ def parse
         @entries << Statements::Struct.new(entry, methods)
       end
 
+      # Ensure Foo comes before Foo::Bar
+      @entries.sort! { |a, b| a.name <=> b.name }
+
       self
     end