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Add in some null checks on comparing backend results

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James Allen 2016-07-07 11:24:33 +01:00
parent 1c62a1c5a1
commit 6bc78ccf77
1 changed files with 2 additions and 2 deletions
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4
services/document-updater/app/coffee/RedisBackend.coffee
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@ -167,10 +167,10 @@ for command, key_pos of COMMANDS
compareResults = (results, command) -> compareResults = (results, command) ->
return if results.length < 2 return if results.length < 2
first = results[0] first = results[0]
if command == "smembers" if command == "smembers" and first?
first = first.slice().sort() first = first.slice().sort()
for result in results.slice(1) for result in results.slice(1)
if command == "smembers" if command == "smembers" and result?
result = result.slice().sort() result = result.slice().sort()
if not _.isEqual(first, result) if not _.isEqual(first, result)
logger.error results: results, "redis backend conflict" logger.error results: results, "redis backend conflict"