kopia lustrzana https://github.com/micropython/micropython
87 wiersze
2.3 KiB
C
87 wiersze
2.3 KiB
C
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <assert.h>
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#include "nlr.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "obj.h"
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typedef struct mp_obj_exception_t {
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mp_obj_base_t base;
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qstr id;
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int n_args;
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const void *args[];
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} mp_obj_exception_t;
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void exception_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in) {
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mp_obj_exception_t *o = o_in;
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switch (o->n_args) {
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case 0:
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print(env, "%s", qstr_str(o->id));
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break;
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case 1:
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print(env, "%s: %s", qstr_str(o->id), (const char*)o->args[0]);
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break;
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case 2:
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print(env, "%s: ", qstr_str(o->id));
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print(env, (const char*)o->args[0], o->args[1]);
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break;
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default: // here we just assume at least 3 args, but only use first 3
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print(env, "%s: ", qstr_str(o->id));
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print(env, (const char*)o->args[0], o->args[1], o->args[2]);
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break;
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}
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}
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const mp_obj_type_t exception_type = {
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{ &mp_const_type },
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"exception",
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exception_print, // print
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NULL, // call_n
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NULL, // unary_op
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NULL, // binary_op
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NULL, // getiter
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NULL, // iternext
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{{NULL, NULL},}, // method list
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};
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mp_obj_t mp_obj_new_exception(qstr id) {
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mp_obj_exception_t *o = m_new_obj(mp_obj_exception_t);
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o->base.type = &exception_type;
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o->id = id;
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o->n_args = 0;
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return o;
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}
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mp_obj_t mp_obj_new_exception_msg(qstr id, const char *msg) {
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mp_obj_exception_t *o = m_new_obj_var(mp_obj_exception_t, void*, 1);
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o->base.type = &exception_type;
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o->id = id;
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o->n_args = 1;
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o->args[0] = msg;
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return o;
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}
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mp_obj_t mp_obj_new_exception_msg_1_arg(qstr id, const char *fmt, const char *a1) {
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mp_obj_exception_t *o = m_new_obj_var(mp_obj_exception_t, void*, 2);
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o->base.type = &exception_type;
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o->id = id;
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o->n_args = 2;
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o->args[0] = fmt;
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o->args[1] = a1;
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return o;
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}
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mp_obj_t mp_obj_new_exception_msg_2_args(qstr id, const char *fmt, const char *a1, const char *a2) {
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mp_obj_exception_t *o = m_new_obj_var(mp_obj_exception_t, void*, 3);
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o->base.type = &exception_type;
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o->id = id;
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o->n_args = 3;
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o->args[0] = fmt;
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o->args[1] = a1;
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o->args[2] = a2;
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return o;
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}
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