39 lines
1.3 KiB
JavaScript
39 lines
1.3 KiB
JavaScript
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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const instanceCache = new Map();
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const instanceProps = new Map();
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export function precacheFiberNode(hostInst, tag) {
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tag |> instanceCache.set(%, hostInst);
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}
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export function uncacheFiberNode(tag) {
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tag |> instanceCache.delete(%);
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tag |> instanceProps.delete(%);
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}
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function getInstanceFromTag(tag) {
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return tag |> instanceCache.get(%) || null;
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}
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function getTagFromInstance(inst) {
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let nativeInstance = inst.stateNode;
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let tag = nativeInstance._nativeTag;
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if (tag === undefined && nativeInstance.canonical != null) {
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// For compatibility with Fabric
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tag = nativeInstance.canonical.nativeTag;
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nativeInstance = nativeInstance.canonical.publicInstance;
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}
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if (!tag) {
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throw new Error('All native instances should have a tag.');
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}
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return nativeInstance;
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}
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export { getInstanceFromTag as getClosestInstanceFromNode, getInstanceFromTag as getInstanceFromNode, getTagFromInstance as getNodeFromInstance };
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export function getFiberCurrentPropsFromNode(stateNode) {
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return stateNode._nativeTag |> instanceProps.get(%) || null;
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}
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export function updateFiberProps(tag, props) {
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tag |> instanceProps.set(%, props);
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}
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