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[cffLib.specializer] Enforce minimum number of arguments in all ops

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This commit is contained in:
Behdad Esfahbod 2017-05-08 14:09:02 -06:00
parent 0cbe43483d
commit 4fd719159a
1 changed files with 4 additions and 0 deletions
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4
Lib/fontTools/cffLib/specializer.py
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@ -97,10 +97,12 @@ class _GeneralizerDecombinerCommandsMap(object):
@staticmethod
def rlineto(args):
if not args: raise ValueError(args)
for args in _everyN(args, 2):
yield ('rlineto', args)
@staticmethod
def hlineto(args):
if not args: raise ValueError(args)
it = iter(args)
try:
while True:
@ -110,6 +112,7 @@ class _GeneralizerDecombinerCommandsMap(object):
pass
@staticmethod
def vlineto(args):
if not args: raise ValueError(args)
it = iter(args)
try:
while True:
@ -119,6 +122,7 @@ class _GeneralizerDecombinerCommandsMap(object):
pass
@staticmethod
def rrcurveto(args):
if not args: raise ValueError(args)
for args in _everyN(args, 6):
yield ('rrcurveto', args)
@staticmethod