log attempted update when throwing error in DiffGenerator

2026-11-14 06:03:45 +01:00 · 2016-04-07 15:16:50 +01:00
parent 6db310bf6b
commit 1a1fa8798d
1 changed files with 5 additions and 1 deletions
@@ -50,7 +50,11 @@ module.exports = DiffGenerator =

 	rewindUpdates: (content, updates) ->
 		for update in updates.reverse()
-			content = DiffGenerator.rewindUpdate(content, update)
+			try
+				content = DiffGenerator.rewindUpdate(content, update)
+			catch e
+				e.attempted_update = update # keep a record of the attempted update
+				throw e # rethrow the exception
 		return content

 	buildDiff: (initialContent, updates) ->