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rt unlink

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dcode 2019-03-20 06:30:12 +01:00
parent 89b9d46fa3
commit 5fb3077064
1 changed files with 19 additions and 1 deletions
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20
std/assembly/runtime.ts
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@ -141,7 +141,7 @@ function doRegister(ref: usize, classId: u32): usize {
return ref;
}
/** Links a registered object with the (registered) object now referencing it. */
/** Links a registered object with an object that is now referencing it. */
// @ts-ignore: decorator
@unsafe @inline
export function LINK<T,TParent>(ref: T, parentRef: TParent): T {
@ -160,6 +160,24 @@ function doLink(ref: usize, parentRef: usize): void {
if (GC_IMPLEMENTED) __gc_link(changetype<usize>(ref), changetype<usize>(parentRef));
}
/** Unlinks a registered object from an object that was referencing it. */
// @ts-ignore: decorator
@unsafe @inline
export function UNLINK<T,TParent>(ref: T, parentRef: TParent): void {
if (!isManaged<T>()) ERROR("managed reference expected");
if (!isManaged<TParent>()) ERROR("managed reference expected");
doUnlink(changetype<usize>(ref), changetype<usize>(parentRef));
}
function doUnlink(ref: usize, parentRef: usize): void {
if (!ASC_NO_ASSERT) {
assertRegistered(ref);
assertRegistered(parentRef);
}
// @ts-ignore: stub
if (GC_IMPLEMENTED) __gc_unlink(changetype<usize>(ref), changetype<usize>(parentRef));
}
/** Discards an unregistered object that turned out to be unnecessary. */
// @ts-ignore: decorator
@unsafe @inline