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revert: perf(templateRef): avoid double render when using template ref on v-for 

This reverts commit de4d2e2143.

reopen #9908
close #10210, close #10234
This commit is contained in:
Evan You 2024-02-07 13:24:03 +08:00
parent 9b19f09121
commit eb1b9116d7
1 changed files with 7 additions and 9 deletions
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16
packages/runtime-core/src/rendererTemplateRef.ts
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@ -81,10 +81,9 @@ export function setRef(
} else {
const _isString = isString(ref)
const _isRef = isRef(ref)
const isVFor = rawRef.f
if (_isString || _isRef) {
const doSet = () => {
if (isVFor) {
if (rawRef.f) {
const existing = _isString
? hasOwn(setupState, ref)
? setupState[ref]
@ -119,15 +118,14 @@ export function setRef(
warn('Invalid template ref type:', ref, `(${typeof ref})`)
}
}
// #9908 ref on v-for mutates the same array for both mount and unmount
// and should be done together
if (isUnmount || isVFor) {
doSet()
} else {
// #1789: set new refs in a post job so that they don't get overwritten
// by unmounting ones.
if (value) {
// #1789: for non-null values, set them after render
// null values means this is unmount and it should not overwrite another
// ref with the same key
;(doSet as SchedulerJob).id = -1
queuePostRenderEffect(doSet, parentSuspense)
} else {
doSet()
}
} else if (__DEV__) {
warn('Invalid template ref type:', ref, `(${typeof ref})`)