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Fix tag highlighting breaking when a line is edited because of stale user data

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This commit is contained in:
Kovid Goyal 2014-02-04 18:59:03 +05:30
parent d59f9c6f73
commit b34eb8f460
1 changed files with 1 additions and 0 deletions
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src/calibre/gui2/tweak_book/editor/syntax/base.py
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@ -53,6 +53,7 @@ class SyntaxHighlighter(QSyntaxHighlighter):
def highlightBlock(self, text): def highlightBlock(self, text):
try: try:
state = self.previousBlockState() state = self.previousBlockState()
self.setCurrentBlockUserData(None) # Ensure that any stale user data is discarded
if state == -1: if state == -1:
state = 0 state = 0
state = self.state_class(state) state = self.state_class(state)