circuitpython/py/objset.c

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#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include "nlr.h"
#include "misc.h"
#include "mpconfig.h"
#include "obj.h"
#include "map.h"
typedef struct _mp_obj_set_t {
mp_obj_base_t base;
mp_set_t set;
} mp_obj_set_t;
void set_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in) {
mp_obj_set_t *self = self_in;
bool first = true;
print(env, "{");
for (int i = 0; i < self->set.alloc; i++) {
if (self->set.table[i] != MP_OBJ_NULL) {
if (!first) {
print(env, ", ");
}
first = false;
mp_obj_print_helper(print, env, self->set.table[i]);
}
}
print(env, "}");
}
static const mp_obj_type_t set_type = {
{ &mp_const_type },
"set",
set_print, // print
NULL, // call_n
NULL, // unary_op
NULL, // binary_op
NULL, // getiter
NULL, // iternext
{ { NULL, NULL }, }, // method list
};
mp_obj_t mp_obj_new_set(int n_args, mp_obj_t *items) {
mp_obj_set_t *o = m_new_obj(mp_obj_set_t);
o->base.type = &set_type;
mp_set_init(&o->set, n_args);
for (int i = 0; i < n_args; i++) {
mp_set_lookup(&o->set, items[i], true);
}
return o;
}
void mp_obj_set_store(mp_obj_t self_in, mp_obj_t item) {
assert(MP_OBJ_IS_TYPE(self_in, &set_type));
mp_obj_set_t *self = self_in;
mp_set_lookup(&self->set, item, true);
}