def replace_child(cls, template: interfaces.objects.Template, old_child: interfaces.objects.Template, new_child: interfaces.objects.Template) -> None: """Substitutes the old_child for the new_child.""" if 'subtype' in template.vol: if template.vol['subtype'] == old_child: template.update_vol(subtype=new_child)
def _subresolve( self, object_template: interfaces.objects.Template ) -> interfaces.objects.Template: """Ensure an ObjectTemplate doesn't contain any ReferenceTemplates""" for child in object_template.children: if isinstance(child, objects.templates.ReferenceTemplate): new_child = self.get_type(child.vol.type_name) else: new_child = self._subresolve(child) object_template.replace_child(old_child=child, new_child=new_child) return object_template
def replace_child(cls, template: interfaces.objects.Template, old_child: interfaces.objects.Template, new_child: interfaces.objects.Template) -> None: """Replace a child elements within the arguments handed to the template.""" for member in template.vol.members.get('members', {}): relative_offset, member_template = template.vol.members[member] if member_template == old_child: # Members will give access to the mutable members list, # but in case that ever changes, do the update correctly tmp_list = template.vol.members tmp_list[member] = (relative_offset, new_child) # If there's trouble with mutability, consider making update_vol return a clone with the changes # (there will be a few other places that will be necessary) and/or making these part of the # permanent dictionaries rather than the non-cloneable ones template.update_vol(members=tmp_list)