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whoops, lastIndex can't be smaller than 1

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git-svn-id: svn://svn.code.sf.net/p/fonttools/code/trunk@182 4cde692c-a291-49d1-8350-778aa11640f8
This commit is contained in:
jvr 2002-05-02 10:53:10 +00:00
parent 8eb9992fb7
commit 1288f8ad41
1 changed files with 2 additions and 1 deletions
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3
Lib/fontTools/ttLib/tables/_h_m_t_x.py
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@ -52,8 +52,9 @@ class table__h_m_t_x(DefaultTable.DefaultTable):
lastIndex = len(metrics)
while metrics[lastIndex-2][0] == lastAdvance:
lastIndex = lastIndex - 1
if lastIndex == 0:
if lastIndex <= 1:
# all advances are equal
lastIndex = 1
break
additionalMetrics = metrics[lastIndex:]
additionalMetrics = map(lambda (advance, sb): sb, additionalMetrics)