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Fix error when calling goto_sourceline with no tags

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Kovid Goyal 2019-01-19 18:06:31 +05:30
parent 0ac2fa0188
commit be713e1a80
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1 changed files with 1 additions and 1 deletions
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src/calibre/gui2/tweak_book/editor/smarts/html.py
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@ -531,7 +531,7 @@ def goto_sourceline(self, editor, sourceline, tags, attribute=None):
ud = block.userData()
all_tags = [] if ud is None else [t for t in ud.tags if (t.is_start and not t.closing)]
tag_names = [t.name for t in all_tags]
if tag_names[:len(tags)] == tags:
if all_tags and tag_names[:len(tags)] == tags:
c.setPosition(block.position() + all_tags[len(tags)-1].offset)
found_tag = True
else: