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Collapse else: if: ... into elif:

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Mark Dickinson 2010-06-30 08:32:11 +00:00
parent 719e4e3ba5
commit 8d6d760422
2 changed files with 32 additions and 1 deletions
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11
Demo/parser/unparse.py
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@ -256,9 +256,18 @@ class Unparser:
self.fill("if ")
self.dispatch(t.test)
self.enter()
# XXX elif?
self.dispatch(t.body)
self.leave()
# collapse nested ifs into equivalent elifs.
while (t.orelse and len(t.orelse) == 1 and
isinstance(t.orelse[0], ast.If)):
t = t.orelse[0]
self.fill("elif ")
self.dispatch(t.test)
self.enter()
self.dispatch(t.body)
self.leave()
# final else
if t.orelse:
self.fill("else")
self.enter()