circuitpython/py/objcell.c

50 lines
1.2 KiB
C

#include "mpconfig.h"
#include "nlr.h"
#include "misc.h"
#include "qstr.h"
#include "obj.h"
#include "runtime.h"
typedef struct _mp_obj_cell_t {
mp_obj_base_t base;
mp_obj_t obj;
} mp_obj_cell_t;
mp_obj_t mp_obj_cell_get(mp_obj_t self_in) {
mp_obj_cell_t *self = self_in;
return self->obj;
}
void mp_obj_cell_set(mp_obj_t self_in, mp_obj_t obj) {
mp_obj_cell_t *self = self_in;
self->obj = obj;
}
#if MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_DETAILED
STATIC void cell_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in, mp_print_kind_t kind) {
mp_obj_cell_t *o = o_in;
print(env, "<cell %p ", o->obj);
if (o->obj == MP_OBJ_NULL) {
print(env, "(nil)");
} else {
mp_obj_print_helper(print, env, o->obj, PRINT_REPR);
}
print(env, ">");
}
#endif
const mp_obj_type_t cell_type = {
{ &mp_type_type },
.name = MP_QSTR_, // cell representation is just value in < >
#if MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_DETAILED
.print = cell_print,
#endif
};
mp_obj_t mp_obj_new_cell(mp_obj_t obj) {
mp_obj_cell_t *o = m_new_obj(mp_obj_cell_t);
o->base.type = &cell_type;
o->obj = obj;
return o;
}