Function shared_data_decl

src/py_class/py_class_impl.py:390–425

()

        ''')

def shared_data_decl():
    # the storage type is PySharedRefCell<$data_type>, but unlike plain "data",
    # its reference type is PySharedRef<'a, $data_type>.
    generate_case('@shared data $data_name:ident : $data_type:ty;',
        new_info = ''&#x27;
        /* info: */ {
            $base_type,
            /* size: */ $crate::py_class::data_new_size::<$crate::PySharedRefCell<$data_type>>($size),
            $class_visibility,
            $gc,
            /* data: */ [
                $($data)*
                {
                    $crate::py_class::data_offset::<$crate::PySharedRefCell<$data_type>>($size),
                    $data_name,
                    /* data_ty: */ $crate::PySharedRefCell<$data_type>,
                    /* init_expr: */ $crate::PySharedRefCell::<$data_type>::new($data_name),
                    /* init_ty: */ $data_type
                }
            ]
        }
        ''&#x27;,
        new_impl=''&#x27;
            impl $class {
                fn $data_name<'a>(&'a self, py: $crate::Python<'a>) -> $crate::PySharedRef<'a, $data_type> {
                    unsafe {
                        let data = $crate::py_class::data_get::<$crate::PySharedRefCell<$data_type>>(
                            py,
                            &self._unsafe_inner,
                            $crate::py_class::data_offset::<$crate::PySharedRefCell<$data_type>>($size)
                        );
                        $crate::PySharedRef::new(py, &self._unsafe_inner, data)
                    }
                }
            }
        ''&#x27;)

def generate_class_method(special_name=None, decoration='',
        slot=None, add_member=False, value_macro=None, value_args=None):