From c62f9ee7e45817e40359f0504b16411d474eae5a Mon Sep 17 00:00:00 2001
From: Rene Saarsoo <nene@triin.net>
Date: Mon, 10 Oct 2011 18:21:39 +0300
Subject: [PATCH] Support old syntax of categories.json file.

Avoid fatal crash - instead print out warning.
---
 lib/jsduck/categories.rb | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/jsduck/categories.rb b/lib/jsduck/categories.rb
index a55604d9..6606030c 100644
--- a/lib/jsduck/categories.rb
+++ b/lib/jsduck/categories.rb
@@ -15,6 +15,12 @@ module JsDuck
     def parse(path)
       @categories = JsonDuck.read(path)
 
+      # Don't crash if old syntax is used.
+      if @categories.is_a?(Hash) && @categories["categories"]
+        Logger.instance.warn('Update categories file to contain just the array inside {"categories": [...]}')
+        @categories = @categories["categories"]
+      end
+
       # Perform expansion on all class names containing * wildcard
       @categories.each do |cat|
         cat["groups"].each do |group|
-- 
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