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Bug #1385040: don't allow "def foo(a=1, b): pass" in the compiler package.

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This commit is contained in:
Georg Brandl 2006-05-03 18:18:32 +00:00
parent 23d9d45482
commit 1bb6230930
3 changed files with 11 additions and 7 deletions
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12
Lib/compiler/transformer.py
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@ -841,17 +841,15 @@ class Transformer:
names.append(self.com_fpdef(node))
i = i + 1
if i >= len(nodelist):
break
if nodelist[i][0] == token.EQUAL:
if i < len(nodelist) and nodelist[i][0] == token.EQUAL:
defaults.append(self.com_node(nodelist[i + 1]))
i = i + 2
elif len(defaults):
# XXX This should be a syntax error.
# Treat "(a=1, b)" as "(a=1, b=None)"
defaults.append(Const(None))
# we have already seen an argument with default, but here
# came one without
raise SyntaxError, "non-default argument follows default argument"
# skip the comma
i = i + 1
return names, defaults, flags