123 lines
4.5 KiB
C
123 lines
4.5 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdlib.h>
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#include "py/objtype.h"
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#include "py/runtime.h"
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typedef struct _mp_obj_object_t {
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mp_obj_base_t base;
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} mp_obj_object_t;
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STATIC mp_obj_t object_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
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(void)args;
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mp_arg_check_num(n_args, n_kw, 0, 0, false);
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mp_obj_object_t *o = m_new_obj(mp_obj_object_t);
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o->base.type = type;
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return MP_OBJ_FROM_PTR(o);
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}
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#if MICROPY_CPYTHON_COMPAT
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STATIC mp_obj_t object___init__(mp_obj_t self) {
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(object___init___obj, object___init__);
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STATIC mp_obj_t object___new__(mp_obj_t cls) {
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if (!mp_obj_is_type(cls, &mp_type_type) || !mp_obj_is_instance_type((mp_obj_type_t*)MP_OBJ_TO_PTR(cls))) {
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mp_raise_TypeError("arg must be user-type");
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}
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// This executes only "__new__" part of instance creation.
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// TODO: This won't work well for classes with native bases.
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// TODO: This is a hack, should be resolved along the lines of
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// https://github.com/micropython/micropython/issues/606#issuecomment-43685883
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const mp_obj_type_t *native_base;
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return MP_OBJ_FROM_PTR(mp_obj_new_instance(MP_OBJ_TO_PTR(cls), &native_base));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(object___new___fun_obj, object___new__);
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STATIC MP_DEFINE_CONST_STATICMETHOD_OBJ(object___new___obj, MP_ROM_PTR(&object___new___fun_obj));
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#if MICROPY_PY_DELATTR_SETATTR
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STATIC mp_obj_t object___setattr__(mp_obj_t self_in, mp_obj_t attr, mp_obj_t value) {
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if (!mp_obj_is_instance_type(mp_obj_get_type(MP_OBJ_TO_PTR(self_in)))) {
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mp_raise_TypeError("arg must be user-type");
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}
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if (!mp_obj_is_str(attr)) {
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mp_raise_TypeError(NULL);
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}
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mp_obj_instance_t *self = MP_OBJ_TO_PTR(self_in);
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mp_map_lookup(&self->members, attr, MP_MAP_LOOKUP_ADD_IF_NOT_FOUND)->value = value;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_3(object___setattr___obj, object___setattr__);
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STATIC mp_obj_t object___delattr__(mp_obj_t self_in, mp_obj_t attr) {
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if (!mp_obj_is_instance_type(mp_obj_get_type(MP_OBJ_TO_PTR(self_in)))) {
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mp_raise_TypeError("arg must be user-type");
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}
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if (!mp_obj_is_str(attr)) {
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mp_raise_TypeError(NULL);
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}
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mp_obj_instance_t *self = MP_OBJ_TO_PTR(self_in);
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if (mp_map_lookup(&self->members, attr, MP_MAP_LOOKUP_REMOVE_IF_FOUND) == NULL) {
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mp_raise_msg(&mp_type_AttributeError, "no such attribute");
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(object___delattr___obj, object___delattr__);
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#endif
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STATIC const mp_rom_map_elem_t object_locals_dict_table[] = {
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#if MICROPY_CPYTHON_COMPAT
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{ MP_ROM_QSTR(MP_QSTR___init__), MP_ROM_PTR(&object___init___obj) },
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#endif
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#if MICROPY_CPYTHON_COMPAT
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{ MP_ROM_QSTR(MP_QSTR___new__), MP_ROM_PTR(&object___new___obj) },
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#endif
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#if MICROPY_PY_DELATTR_SETATTR
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{ MP_ROM_QSTR(MP_QSTR___setattr__), MP_ROM_PTR(&object___setattr___obj) },
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{ MP_ROM_QSTR(MP_QSTR___delattr__), MP_ROM_PTR(&object___delattr___obj) },
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#endif
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};
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STATIC MP_DEFINE_CONST_DICT(object_locals_dict, object_locals_dict_table);
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#endif
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const mp_obj_type_t mp_type_object = {
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{ &mp_type_type },
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.name = MP_QSTR_object,
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.make_new = object_make_new,
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#if MICROPY_CPYTHON_COMPAT
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.locals_dict = (mp_obj_dict_t*)&object_locals_dict,
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#endif
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};
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