Enum safeOnly
User-defined attribute to enable only safe calls on the given member(s).
enum safeOnly
: void { ... }
Enum members
| Name | Description |
|---|
Example
union Fields
{
int intval;
@safeOnly int *ptr;
}
// only safe operations allowed on pointer field
@safe void test() {
TaggedAlgebraic!Fields x = 1;
x += 5; // only applies to intval
auto p = new int(5);
x = p;
*x += 5; // safe pointer ops allowed
assert(*p == 10);
}
test();