1 unstable release
0.1.0 | Mar 22, 2023 |
---|
3KB
Upa
Macro that removes the hassle of creating long pointer chains.
Installation
[dependencies]
upa = "0.1.0"
Usage
struct Foo {
bar: *mut Bar,
}
struct Bar {
quz: *mut Quz,
}
struct Quz {
tau: *mut Tau,
}
struct Tau {
val: i32,
}
use upa::p;
fn main() {
let mut t = Tau { val: 1337 };
let mut q = Quz { tau: &mut t };
let mut b = Bar { quz: &mut q };
let f: *mut Foo = &mut Foo { bar: &mut b };
unsafe {
let wow = p!(f->bar->quz->tau->val);
assert_eq!(wow, 1337);
}
}
lib.rs
:
Upa - macro that removes the hassle of creating long pointer chains.
That's right, you won't see (*(*(*(*p).a).b).c).d
stuff in your unsafe coded
ever again.
#
#
#
fn main() {
let mut t = Tau { val: 1337 };
let mut q = Quz { tau: &mut t };
let mut b = Bar { quz: &mut q };
let f: *mut Foo = &mut Foo { bar: &mut b };
unsafe {
let wow = p!(f->bar->quz->tau->val);
assert_eq!(wow, 1337);
}
}
P.S. Identifier is the only item allowed in between ->
.