Kozea/WeasyPrint
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Use __missing__ instead of __getitem__ for style

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This commit is contained in:
Guillaume Ayoub 2021-05-08 09:03:45 +02:00
parent 2976292f5c
commit 6d91c7ad29
1 changed files with 12 additions and 18 deletions
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30
weasyprint/css/__init__.py
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@ -616,16 +616,15 @@ class AnonymousStyle(Style):
copy.update(self)
return copy
def __getitem__(self, key):
if key not in self:
if key in INHERITED or key.startswith('__'):
self[key] = self.parent_style[key]
elif key == 'page':
# page is not inherited but taken from the ancestor if 'auto'
self[key] = self.parent_style[key]
else:
self[key] = INITIAL_VALUES[key]
return super().__getitem__(key)
def __missing__(self, key):
if key in INHERITED or key.startswith('__'):
self[key] = self.parent_style[key]
elif key == 'page':
# page is not inherited but taken from the ancestor if 'auto'
self[key] = self.parent_style[key]
else:
self[key] = INITIAL_VALUES[key]
return self[key]
class ComputedStyle(Style):
@ -653,12 +652,7 @@ class ComputedStyle(Style):
copy.specified = self.specified.copy()
return copy
def __getitem__(self, key):
if key in self:
return super().__getitem__(key)
initial = INITIAL_VALUES[key]
def __missing__(self, key):
if key == 'float':
# Set specified value for position, needed for computed value
self['position']
@ -676,7 +670,7 @@ class ComputedStyle(Style):
keyword = 'initial'
if keyword == 'initial':
value = initial
value = INITIAL_VALUES[key]
if key not in INITIAL_NOT_COMPUTED:
# The value is the same as when computed
self[key] = value
@ -697,7 +691,7 @@ class ComputedStyle(Style):
self.specified[key] = value
if key in self:
return super().__getitem__(key)
return self[key]
getter = computed_values.COMPUTER_FUNCTIONS.get
function = getter(key)