Macro glitter::offset_of

macro_rules! offset_of {
    ($T:ty, $field:ident) => { ... };
}

Compute the offset of a field within a struct type.

Examples

#[repr(C, packed)]
struct MyStruct {
    foo: u32,
    bar: u32,
    baz: u32
}

assert_eq!(offset_of!(MyStruct, foo), 0);
assert_eq!(offset_of!(MyStruct, bar), 4);
assert_eq!(offset_of!(MyStruct, baz), 8);