04b9147e15
Blanket wide to all .c and .h files. Some files originating from ST are difficult to deal with (license wise) so it was left out of those. Also merged modpyb.h, modos.h, modstm.h and modtime.h in stmhal/.
106 lines
4.4 KiB
C
106 lines
4.4 KiB
C
/*
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* This file is part of the Micro Python 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 <assert.h>
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#include "mpconfig.h"
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#include "nlr.h"
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#include "misc.h"
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#include "qstr.h"
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#include "obj.h"
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#include "runtime.h"
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void mp_arg_check_num(uint n_args, uint n_kw, uint n_args_min, uint n_args_max, bool takes_kw) {
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// TODO maybe take the function name as an argument so we can print nicer error messages
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if (n_kw && !takes_kw) {
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nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "function does not take keyword arguments"));
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}
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if (n_args_min == n_args_max) {
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if (n_args != n_args_min) {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
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"function takes %d positional arguments but %d were given",
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n_args_min, n_args));
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}
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} else {
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if (n_args < n_args_min) {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
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"function missing %d required positional arguments",
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n_args_min - n_args));
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} else if (n_args > n_args_max) {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
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"function expected at most %d arguments, got %d",
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n_args_max, n_args));
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}
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}
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}
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void mp_arg_parse_all(uint n_pos, const mp_obj_t *pos, mp_map_t *kws, uint n_allowed, const mp_arg_t *allowed, mp_arg_val_t *out_vals) {
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uint pos_found = 0, kws_found = 0;
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for (uint i = 0; i < n_allowed; i++) {
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mp_obj_t given_arg;
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if (i < n_pos) {
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if (allowed[i].flags & MP_ARG_KW_ONLY) {
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goto extra_positional;
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}
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pos_found++;
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given_arg = pos[i];
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} else {
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mp_map_elem_t *kw = mp_map_lookup(kws, MP_OBJ_NEW_QSTR(allowed[i].qstr), MP_MAP_LOOKUP);
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if (kw == NULL) {
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if (allowed[i].flags & MP_ARG_REQUIRED) {
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nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError, "'%s' argument required", qstr_str(allowed[i].qstr)));
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}
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out_vals[i] = allowed[i].defval;
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continue;
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} else {
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kws_found++;
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given_arg = kw->value;
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}
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}
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if ((allowed[i].flags & MP_ARG_KIND_MASK) == MP_ARG_BOOL) {
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out_vals[i].u_bool = mp_obj_is_true(given_arg);
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} else if ((allowed[i].flags & MP_ARG_KIND_MASK) == MP_ARG_INT) {
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out_vals[i].u_int = mp_obj_get_int(given_arg);
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} else if ((allowed[i].flags & MP_ARG_KIND_MASK) == MP_ARG_OBJ) {
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out_vals[i].u_obj = given_arg;
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} else {
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assert(0);
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}
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}
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if (pos_found < n_pos) {
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// TODO better error message
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extra_positional:
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nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "extra positional arguments given"));
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}
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if (kws_found < kws->used) {
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// TODO better error message
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nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "extra keyword arguments given"));
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}
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}
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