57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2013, 2014 Damien P. George
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <assert.h>
|
|
|
|
#include "py/obj.h"
|
|
|
|
/******************************************************************************/
|
|
/* singleton objects defined by Python */
|
|
|
|
typedef struct _mp_obj_singleton_t {
|
|
mp_obj_base_t base;
|
|
qstr name;
|
|
} mp_obj_singleton_t;
|
|
|
|
STATIC void singleton_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
|
|
(void)kind;
|
|
mp_obj_singleton_t *self = MP_OBJ_TO_PTR(self_in);
|
|
mp_printf(print, "%q", self->name);
|
|
}
|
|
|
|
const mp_obj_type_t mp_type_singleton = {
|
|
{ &mp_type_type },
|
|
.name = MP_QSTR_,
|
|
.print = singleton_print,
|
|
.unary_op = mp_generic_unary_op,
|
|
};
|
|
|
|
const mp_obj_singleton_t mp_const_ellipsis_obj = {{&mp_type_singleton}, MP_QSTR_Ellipsis};
|
|
#if MICROPY_PY_BUILTINS_NOTIMPLEMENTED
|
|
const mp_obj_singleton_t mp_const_notimplemented_obj = {{&mp_type_singleton}, MP_QSTR_NotImplemented};
|
|
#endif
|