Source File
	snapshot.go

Belonging Package
	github.com/pancsta/d2/d2layouts/d2talalayout/internal/packing

package packing

type pointerSnapshot[T any] struct {
	pointer *T
	value   T
}

func snapshotPointer[T any](pointer *T) pointerSnapshot[T] {
	if pointer == nil {
		return pointerSnapshot[T]{}
	}
	return pointerSnapshot[T]{pointer: pointer, value: *pointer}
}

func (snapshot pointerSnapshot[T]) restore() *T {
	if snapshot.pointer == nil {
		return nil
	}
	*snapshot.pointer = snapshot.value
	return snapshot.pointer
}

The pages are generated with Golds v0.8.7. (GOOS=linux GOARCH=amd64)
Golds is a Go 101 project developed by Tapir Liu.
PR and bug reports are welcome and can be submitted to the issue list.
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