From ce041875b331c6cd4d308e7da550f5aca265c53e Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Wed, 18 Feb 2015 10:25:16 +0000
Subject: Prefer "while true" to "while 1"

Also only sleep between fetches if we couldn't find a job because
the queue was empty.
---
 lib/custodian/queue.rb | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'lib/custodian/queue.rb')

diff --git a/lib/custodian/queue.rb b/lib/custodian/queue.rb
index 1ef9c61..1bdbee2 100644
--- a/lib/custodian/queue.rb
+++ b/lib/custodian/queue.rb
@@ -94,12 +94,16 @@ end
     def fetch(timeout = 1)
       job = nil
 
-      while( 1 )
+      while( true )
 
         foo, job = @redis.blpop( "queue", :timeout => timeout )
-        return job if ( job )
 
-        sleep( timeout )
+        if ( job )
+          return job
+        else
+          sleep( timeout )
+        end
+
       end
     end
 
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