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Handle if two updates cancel each other

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This commit is contained in:
James Allen 2013-08-09 12:36:17 +01:00
parent 54c7959647
commit 3ab45c2a35
1 changed files with 4 additions and 1 deletions
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5
services/track-changes/app/coffee/ConversionManager.coffee
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@ -40,7 +40,10 @@ module.exports = ConversionManager =
compressedUpdates = [lastCompressedUpdate]
for rawUpdate in rawUpdates
lastCompressedUpdate = compressedUpdates.pop()
compressedUpdates = compressedUpdates.concat ConcatManager.concatTwoUpdates lastCompressedUpdate, rawUpdate
if lastCompressedUpdate?
compressedUpdates = compressedUpdates.concat ConcatManager.concatTwoUpdates lastCompressedUpdate, rawUpdate
else
compressedUpdates.push rawUpdate
ConversionManager.removeLatestCompressedUpdate doc_id, (error) ->
return callback(error) if error?
callback null, compressedUpdates