blob: 6a60aa902caf19e82cb835703d5e26639f1d2a74 (
plain) (
blame)
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
|
type T = object
x: int
s: string
var obj: T
var fieldAddr = addr(obj.x)
var objAddr = addr(obj)
# Integer tests
var field = fieldAddr[]
doAssert field == 0
var objDeref = objAddr[]
doAssert objDeref.x == 0
# Change value
obj.x = 42
doAssert field == 0
doAssert objDeref.x == 0
field = fieldAddr[]
objDeref = objAddr[]
doAssert field == 42
doAssert objDeref.x == 42
# String tests
obj.s = "lorem ipsum dolor sit amet"
var indexAddr = addr(obj.s[2])
doAssert indexAddr[] == '4'
indexAddr[] = 'd'
doAssert indexAddr[] == 'd'
|