200     Singular(SingularField<'a>),  enumerator
212             &FieldKind::Singular(ref s) => &s.elem,  in elem()
498             FieldKind::Singular(SingularField { elem, flag })  in parse()
536             FieldKind::Singular(..) => true,  in is_singular()
572             FieldKind::Singular(ref singular) => &singular,  in singular()
596             FieldKind::Singular(SingularField { ref elem, .. }) => &elem,  in elem()
613             FieldKind::Singular(ref singular) => singular.rust_storage_type(),  in full_storage_type()
647             FieldKind::Singular(SingularField { ref elem, .. })  in set_xxx_param_type()
661             FieldKind::Singular(SingularField { ref elem, .. })  in mut_xxx_return_type()
670             FieldKind::Singular(SingularField { ref elem, .. })  in get_xxx_return_type()
857             FieldKind::Singular(SingularField {  in accessor_fn()
877             FieldKind::Singular(SingularField {  in accessor_fn()
1086             FieldKind::Singular(SingularField {  in write_if_let_self_field_is_some()
1105             FieldKind::Singular(SingularField {  in write_if_let_self_field_is_some()
1210             FieldKind::Singular(SingularField { ref elem, ref flag }) => {  in write_self_field_assign_value()
1336             FieldKind::Singular(SingularField {  in write_merge_from_field_message_string_bytes()
1340             FieldKind::Singular(SingularField {  in write_merge_from_field_message_string_bytes()
1426             FieldKind::Singular(ref field) => field,  in write_merge_from_singular()
1502             FieldKind::Singular(..) => self.write_merge_from_singular(wire_type_var, w),  in write_merge_from_field()
1555             FieldKind::Singular(..) => {  in write_message_write_field()
1606             FieldKind::Singular(..) => {  in write_message_compute_field_size()
1744             FieldKind::Singular(..) => {  in write_message_field_get()
1757             FieldKind::Singular(SingularField {  in has_has()
1761             FieldKind::Singular(SingularField {  in has_has()
1773             FieldKind::Singular(..) | FieldKind::Oneof(..) => !self.elem_type_is_copy(),  in has_mut()
1781             FieldKind::Singular(..) | FieldKind::Oneof(..) => !self.elem_type_is_copy(),  in has_take()
1861                 FieldKind::Singular(SingularField {  in write_message_field_mut()
1871                 FieldKind::Singular(SingularField {  in write_message_field_mut()
1962                 FieldKind::Singular(SingularField {  in write_message_field_take()
1980                 FieldKind::Singular(SingularField {  in write_message_field_take()