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Maintain rootID for lazily crawled trees

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This commit is contained in:
Dan
2019-06-12 16:38:35 +01:00
parent b5850fe304
commit f352fe2625
1 changed files with 8 additions and 3 deletions
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src/backend/legacy/renderer.js
+8 -3
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@@ -370,16 +370,21 @@ export function attach(
idToInternalInstanceMap.delete(id);
}
function crawlAndRecordInitialMounts(id: number, parentID: number) {
function crawlAndRecordInitialMounts(
id: number,
parentID: number,
rootID: number
) {
const internalInstance = idToInternalInstanceMap.get(id);
if (__DEBUG__) {
console.group('crawlAndRecordInitialMounts() id:', id);
}
internalInstanceToRootIDMap.set(internalInstance, rootID);
recordMount(internalInstance, id, parentID);
getChildren(internalInstance).forEach(child =>
crawlAndRecordInitialMounts(getID(child), id)
crawlAndRecordInitialMounts(getID(child), id, rootID)
);
if (__DEBUG__) {
@@ -397,7 +402,7 @@ export function attach(
for (let key in roots) {
const internalInstance = roots[key];
const id = getID(internalInstance);
crawlAndRecordInitialMounts(id, 0);
crawlAndRecordInitialMounts(id, 0, id);
flushPendingEvents(id);
}
}