summaryrefslogtreecommitdiffhomepage
path: root/misc/examples/new_smap.c
blob: ee946c9a296db51d5d206846253df20a3c94285d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
#define i_implement
#include <stc/cstr.h>
#include <stc/forward.h>

forward_csmap(PMap, struct Point, int);

// Use forward declared PMap in struct
typedef struct {
    PMap pntmap;
    cstr name;
} MyStruct;

// Point => int map
typedef struct Point { int x, y; } Point;
int point_cmp(const Point* a, const Point* b) {
    int c = a->x - b->x;
    return c ? c : a->y - b->y;
}

#define i_type PMap
#define i_key Point
#define i_val int
#define i_cmp point_cmp
#define i_is_forward
#include <stc/csmap.h>

// cstr => cstr map
#define i_type SMap
#define i_key_str
#define i_val_str
#include <stc/csmap.h>

// cstr set
#define i_type SSet
#define i_key_str
#include <stc/csset.h>


int main(void)
{
    PMap pmap = c_init(PMap, {
        {{42, 14}, 1},
        {{32, 94}, 2},
        {{62, 81}, 3},
    });
    SMap smap = c_init(SMap, {
        {"Hello, friend", "this is the mapped value"},
        {"The brown fox", "jumped"},
        {"This is the time", "for all good things"},
    });
    SSet sset = {0};

    c_forpair (p, i, PMap, pmap)
        printf(" (%d,%d: %d)", _.p->x, _.p->y, *_.i);
    puts("");

    c_forpair (i, j, SMap, smap)
        printf(" (%s: %s)\n", cstr_str(_.i), cstr_str(_.j));

    SSet_emplace(&sset, "Hello, friend");
    SSet_emplace(&sset, "Goodbye, foe");
    printf("Found? %s\n", SSet_contains(&sset, "Hello, friend") ? "true" : "false");

    PMap_drop(&pmap);
    SMap_drop(&smap);
    SSet_drop(&sset);
}