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This commit is contained in:
Adam Ierymenko 2023-03-14 13:52:37 -04:00
parent f0158ee8ae
commit 7c561d544d
1 changed files with 3 additions and 0 deletions
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utils/src/cast.rs
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@ -9,11 +9,13 @@
use std::any::TypeId;
use std::mem::size_of;
/// Returns true if two types are in fact the same type.
#[inline(always)]
pub fn same_type<U: 'static, V: 'static>() -> bool {
TypeId::of::<U>() == TypeId::of::<V>() && size_of::<U>() == size_of::<V>()
}
/// Cast a reference if the types are equal, such as from a specific type to a generic that it implements.
#[inline(always)]
pub fn cast_ref<U: 'static, V: 'static>(u: &U) -> Option<&V> {
if same_type::<U, V>() {
@ -23,6 +25,7 @@ pub fn cast_ref<U: 'static, V: 'static>(u: &U) -> Option<&V> {
}
}
/// Cast a reference if the types are equal, such as from a specific type to a generic that it implements.
#[inline(always)]
pub fn cast_mut<U: 'static, V: 'static>(u: &mut U) -> Option<&mut V> {
if same_type::<U, V>() {