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make robust against short dicts

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This commit is contained in:
Felix Van der Jeugt 2016-04-25 10:12:21 +02:00
parent ae72841856
commit fdb630555d
1 changed files with 4 additions and 1 deletions
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5
qutebrowser/browser/hints.py
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@ -1077,7 +1077,8 @@ class WordHinter:
new_no_prefixes = self.filter_prefixes(new, existing)
fallback_no_prefixes = self.filter_prefixes(fallback, existing)
# either the first good, or None
return next(new_no_prefixes, next(fallback_no_prefixes))
return (next(new_no_prefixes, None)
or next(fallback_no_prefixes, None))
def hint(self, elems):
"""Produce hint labels based on the html tags.
@ -1098,6 +1099,8 @@ class WordHinter:
words = iter(self.words)
for elem in elems:
hint = self.new_hint_for(elem, used_hints, words)
if not hint:
raise WordHintingError("Not enough words in the dictionary.")
used_hints.add(hint)
hints.append(hint)
return hints