103 lines
3.2 KiB
C
103 lines
3.2 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/runtime.h"
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#if MICROPY_OBJ_IMMEDIATE_OBJS
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#define BOOL_VALUE(o) ((o) == mp_const_false ? 0 : 1)
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#else
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#define BOOL_VALUE(o) (((mp_obj_bool_t *)MP_OBJ_TO_PTR(o))->value)
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typedef struct _mp_obj_bool_t {
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mp_obj_base_t base;
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bool value;
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} mp_obj_bool_t;
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#endif
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STATIC void bool_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
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bool value = BOOL_VALUE(self_in);
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if (MICROPY_PY_UJSON && kind == PRINT_JSON) {
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if (value) {
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mp_print_str(print, "true");
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} else {
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mp_print_str(print, "false");
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}
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} else {
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if (value) {
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mp_print_str(print, "True");
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} else {
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mp_print_str(print, "False");
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}
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}
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}
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STATIC mp_obj_t bool_make_new(const mp_obj_type_t *type_in, size_t n_args, size_t n_kw, const mp_obj_t *args) {
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(void)type_in;
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mp_arg_check_num(n_args, n_kw, 0, 1, false);
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if (n_args == 0) {
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return mp_const_false;
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} else {
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return mp_obj_new_bool(mp_obj_is_true(args[0]));
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}
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}
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STATIC mp_obj_t bool_unary_op(mp_unary_op_t op, mp_obj_t o_in) {
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if (op == MP_UNARY_OP_LEN) {
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return MP_OBJ_NULL;
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}
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bool value = BOOL_VALUE(o_in);
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return mp_unary_op(op, MP_OBJ_NEW_SMALL_INT(value));
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}
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STATIC mp_obj_t bool_binary_op(mp_binary_op_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
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bool value = BOOL_VALUE(lhs_in);
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return mp_binary_op(op, MP_OBJ_NEW_SMALL_INT(value), rhs_in);
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}
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const mp_obj_type_t mp_type_bool = {
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{ &mp_type_type },
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.flags = MP_TYPE_FLAG_EQ_CHECKS_OTHER_TYPE | MP_TYPE_FLAG_EXTENDED, // can match all numeric types
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.name = MP_QSTR_bool,
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.print = bool_print,
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.make_new = bool_make_new,
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MP_TYPE_EXTENDED_FIELDS(
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.unary_op = bool_unary_op,
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.binary_op = bool_binary_op,
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),
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};
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#if !MICROPY_OBJ_IMMEDIATE_OBJS
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const mp_obj_bool_t mp_const_false_obj = {{&mp_type_bool}, false};
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const mp_obj_bool_t mp_const_true_obj = {{&mp_type_bool}, true};
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#endif
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