[PATCH] require 'pp' if $DEBUG is set by Rack app

[Eric Wong]

While "unicorn -d" requires 'pp' when setting $DEBUG, we did not
account for (rare) Rack applications setting $DEBUG at load time.

Thanks-to: James P (Jim) Robinson Jr <james.robins...@cigna.com>
---
 lib/unicorn.rb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/unicorn.rb b/lib/unicorn.rb
index 4bd7bda..e7bc9ce 100644
--- a/lib/unicorn.rb
+++ b/lib/unicorn.rb
@@ -59,7 +59,10 @@ def self.builder(ru, op)
         Object.const_get(File.basename(ru, '.rb').capitalize)
       end
 
-      pp({ :inner_app => inner_app }) if $DEBUG
+      if $DEBUG
+        require 'pp'
+        pp({ :inner_app => inner_app })
+      end
 
       return inner_app if no_default_middleware
 
-- 
EW
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