def reinvoke(obj: Any, additional_kwargs: Dict[str, Any]) -> Any:
assert is_reinvokable(
obj
), f'reinvoke() called on object with missing @reinvokable constructor decorator: {obj!r}'
additional_kwargs_namespace = Namespace(additional_kwargs)
kwargs = {}
for name, saved_param in items(obj._iommi_saved_params):
try:
new_param = getattr_path(additional_kwargs_namespace, name)
except AttributeError:
kwargs[name] = saved_param
else:
if is_reinvokable(saved_param):
assert isinstance(new_param, dict)
kwargs[name] = reinvoke(saved_param, new_param)
else:
if isinstance(saved_param, Namespace):
kwargs[name] = Namespace(saved_param, new_param)
else:
kwargs[name] = new_param
additional_kwargs_namespace.pop('call_target', None)
kwargs = Namespace(
additional_kwargs_namespace,
kwargs) # Also include those keys not already in the original
result = type(obj)(**kwargs)
retain_special_cases(obj, result)
return result
def reinvoke_new_defaults(obj: Any, additional_kwargs: Dict[str, Any]) -> Any:
assert is_reinvokable(obj), f'reinvoke_new_defaults() called on object with ' \
f'missing @reinvokable constructor decorator: {obj!r}'
additional_kwargs_namespace = Namespace(additional_kwargs)
kwargs = Namespace(additional_kwargs_namespace)
for name, saved_param in items(obj._iommi_saved_params):
try:
new_param = getattr_path(additional_kwargs_namespace, name)
except AttributeError:
kwargs[name] = saved_param
else:
if is_reinvokable(saved_param):
assert isinstance(new_param, dict)
kwargs[name] = reinvoke_new_defaults(saved_param, new_param)
else:
if isinstance(saved_param, Namespace):
kwargs[name] = Namespace(new_param, saved_param)
else:
kwargs[name] = saved_param
additional_kwargs_namespace.pop('call_target', None)
try:
result = type(obj)(**kwargs)
except TypeError as e:
raise InvalidStyleConfigurationException(
f'Object {obj!r} could not be updated with style configuration {flatten(additional_kwargs_namespace)}'
) from e
retain_special_cases(obj, result)
return result
def reinvoke(self, additional_kwargs: Dict[str, Any]) -> "Traversable":
assert hasattr(self, '_iommi_saved_params'), f'reinvoke() called on class with missing @reinvokable decorator: {self.__class__.__name__}'
additional_kwargs_namespace = Namespace(additional_kwargs)
kwargs = {}
for name, saved_param in items(self._iommi_saved_params):
try:
new_param = getattr_path(additional_kwargs_namespace, name)
except AttributeError:
kwargs[name] = saved_param
else:
if hasattr(saved_param, 'reinvoke'):
assert isinstance(new_param, dict)
kwargs[name] = saved_param.reinvoke(new_param)
else:
if isinstance(saved_param, Namespace):
kwargs[name] = Namespace(saved_param, new_param)
else:
kwargs[name] = new_param
additional_kwargs_namespace.pop('call_target', None)
kwargs = Namespace(additional_kwargs_namespace, kwargs) # Also include those keys not already in the original
result = type(self)(**kwargs)
result._name = self._name
__tri_declarative_shortcut_stack = getattr(self, '__tri_declarative_shortcut_stack', None)
if __tri_declarative_shortcut_stack is not None:
setattr(result, '__tri_declarative_shortcut_stack', __tri_declarative_shortcut_stack)
return result
def component(self, obj):
result = Namespace()
for class_name in class_names_for(obj.__class__):
if class_name in self.config:
config = Namespace(self.config.get(class_name, {}))
shortcuts_config = Namespace(config.pop('shortcuts', {}))
result.update(config)
for shortcut_name in reversed(
getattr(obj, '__tri_declarative_shortcut_stack', [])):
result = Namespace(result,
shortcuts_config.get(shortcut_name, {}))
return result
def component(self, obj):
result = Namespace()
# TODO: is this wrong? Should it take classes first, then loop through shortcuts?
for class_name in class_names_for(type(obj)):
if class_name in self.config:
config = Namespace(self.config.get(class_name, {}))
shortcuts_config = Namespace(config.pop('shortcuts', {}))
result.update(config)
for shortcut_name in reversed(
getattr(obj, '__tri_declarative_shortcut_stack', [])):
result = Namespace(result,
shortcuts_config.get(shortcut_name, {}))
return result
def component(self, obj, is_root=False):
"""
Calculate the namespace of additional argument that should be applied
to the given object. If is_root is set to True, assets might also be
added to the namespace.
"""
result = Namespace()
# TODO: is this wrong? Should it take classes first, then loop through shortcuts?
for class_name in class_names_for(type(obj)):
if class_name in self.config:
config = Namespace(self.config.get(class_name, {}))
shortcuts_config = Namespace(config.pop('shortcuts', {}))
result.update(config)
for shortcut_name in reversed(getattr(obj, '__tri_declarative_shortcut_stack', [])):
result = Namespace(result, shortcuts_config.get(shortcut_name, {}))
if is_root:
result = Namespace(result, self.root)
return result
