feat(apb): allow editing inner nodes
actually only if it implements Clone but whatever good enough for now
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@ -16,6 +16,9 @@ impl<T : super::Base> From<Option<T>> for Node<T> {
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}
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}
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}
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}
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// TODO how do i move out of the box for a moment? i need to leave it uninitialized while i update
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// the value and then put it back, i think it should be safe to do so! but i'm not sure how, so i'm
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// using a clone (expensive but simple solution)
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impl<T : super::Base + Clone> Iterator for Node<T> {
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impl<T : super::Base + Clone> Iterator for Node<T> {
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type Item = T;
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type Item = T;
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@ -31,6 +34,14 @@ impl<T : super::Base + Clone> Iterator for Node<T> {
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}
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}
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}
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}
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impl<T : super::Base + Clone> Node<T> {
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pub fn update(&mut self, builder: impl FnOnce(T) -> T) {
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if let Node::Object(x) = self {
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*x = Box::new(builder((**x).clone()));
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}
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}
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}
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impl<T : super::Base> Node<T> {
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impl<T : super::Base> Node<T> {
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/// return reference to embedded object (or last if many are present)
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/// return reference to embedded object (or last if many are present)
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pub fn get(&self) -> Option<&T> {
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pub fn get(&self) -> Option<&T> {
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