add circuitpython code

1 files changed, 102 insertions, 0 deletions

diff --git a/circuitpython/py/objbool.c b/circuitpython/py/objbool.c
new file mode 100644
index 0000000..13d10ff
--- /dev/null
+++ b/circuitpython/py/objbool.c
@@ -0,0 +1,102 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * SPDX-FileCopyrightText: 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 "py/runtime.h"
+
+#if MICROPY_OBJ_IMMEDIATE_OBJS
+
+#define BOOL_VALUE(o) ((o) == mp_const_false ? 0 : 1)
+
+#else
+
+#define BOOL_VALUE(o) (((mp_obj_bool_t *)MP_OBJ_TO_PTR(o))->value)
+
+typedef struct _mp_obj_bool_t {
+    mp_obj_base_t base;
+    bool value;
+} mp_obj_bool_t;
+
+#endif
+
+STATIC void bool_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
+    bool value = BOOL_VALUE(self_in);
+    if (MICROPY_PY_UJSON && kind == PRINT_JSON) {
+        if (value) {
+            mp_print_str(print, "true");
+        } else {
+            mp_print_str(print, "false");
+        }
+    } else {
+        if (value) {
+            mp_print_str(print, "True");
+        } else {
+            mp_print_str(print, "False");
+        }
+    }
+}
+
+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) {
+    (void)type_in;
+    mp_arg_check_num(n_args, n_kw, 0, 1, false);
+
+    if (n_args == 0) {
+        return mp_const_false;
+    } else {
+        return mp_obj_new_bool(mp_obj_is_true(args[0]));
+    }
+}
+
+STATIC mp_obj_t bool_unary_op(mp_unary_op_t op, mp_obj_t o_in) {
+    if (op == MP_UNARY_OP_LEN) {
+        return MP_OBJ_NULL;
+    }
+    bool value = BOOL_VALUE(o_in);
+    return mp_unary_op(op, MP_OBJ_NEW_SMALL_INT(value));
+}
+
+STATIC mp_obj_t bool_binary_op(mp_binary_op_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
+    bool value = BOOL_VALUE(lhs_in);
+    return mp_binary_op(op, MP_OBJ_NEW_SMALL_INT(value), rhs_in);
+}
+
+const mp_obj_type_t mp_type_bool = {
+    { &mp_type_type },
+    .flags = MP_TYPE_FLAG_EQ_CHECKS_OTHER_TYPE | MP_TYPE_FLAG_EXTENDED, // can match all numeric types
+    .name = MP_QSTR_bool,
+    .print = bool_print,
+    .make_new = bool_make_new,
+    MP_TYPE_EXTENDED_FIELDS(
+        .unary_op = bool_unary_op,
+        .binary_op = bool_binary_op,
+        ),
+};
+
+#if !MICROPY_OBJ_IMMEDIATE_OBJS
+const mp_obj_bool_t mp_const_false_obj = {{&mp_type_bool}, false};
+const mp_obj_bool_t mp_const_true_obj = {{&mp_type_bool}, true};
+#endif