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/*

* 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 "py/obj.h"

typedef struct _mp_obj_cell_t {

mp_obj_base_t base;

mp_obj_t obj;

} mp_obj_cell_t;

mp_obj_t mp_obj_cell_get(mp_obj_t self_in) {

mp_obj_cell_t *self = MP_OBJ_TO_PTR(self_in);

return self->obj;

}

void mp_obj_cell_set(mp_obj_t self_in, mp_obj_t obj) {

mp_obj_cell_t *self = MP_OBJ_TO_PTR(self_in);

self->obj = obj;

}

#if MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_DETAILED

STATIC void cell_print(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind) {

(void)kind;

mp_obj_cell_t *o = MP_OBJ_TO_PTR(o_in);

mp_printf(print, "<cell %p ", o->obj);

if (o->obj == MP_OBJ_NULL) {

mp_print_str(print, "(nil)");

} else {

mp_obj_print_helper(print, o->obj, PRINT_REPR);

}

mp_print_str(print, ">");

}

#endif

STATIC const mp_obj_type_t mp_type_cell = {

{ &mp_type_type },

.name = MP_QSTR_, // cell representation is just value in < >

#if MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_DETAILED

.print = cell_print,

#endif

};

mp_obj_t mp_obj_new_cell(mp_obj_t obj) {

mp_obj_cell_t *o = m_new_obj(mp_obj_cell_t);

o->base.type = &mp_type_cell;

o->obj = obj;

return MP_OBJ_FROM_PTR(o);

}