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Add ability to copy recursive specifications

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This commit is contained in:
ZyX 2014-08-03 04:49:01 +04:00
parent 23ec5efb41
commit 0ecd10ffb2
1 changed files with 10 additions and 4 deletions
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14
powerline/lint/__init__.py
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@ -93,15 +93,21 @@ class Spec(object):
self.did_type = True
return self
def copy(self):
return self.__class__()._update(self.__dict__)
def copy(self, copied=None):
copied = copied or {}
try:
return copied[id(self)]
except KeyError:
instance = self.__class__()
copied[id(self)] = instance
return self.__class__()._update(self.__dict__, copied)
def _update(self, d):
def _update(self, d, copied):
self.__dict__.update(d)
self.keys = copy(self.keys)
self.checks = copy(self.checks)
self.uspecs = copy(self.uspecs)
self.specs = [spec.copy() for spec in self.specs]
self.specs = [spec.copy(copied) for spec in self.specs]
return self
def unknown_spec(self, keyfunc, spec):