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fix(v-memo): ensure track block when returning cached vnode (#4270)

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fix #4253
This commit is contained in:
edison
2021-08-07 09:44:45 +08:00
committed by GitHub
parent 3b60358d0e
commit a211e271ee
3 changed files with 12 additions and 10 deletions
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4
packages/compiler-core/__tests__/transforms/__snapshots__/vMemo.spec.ts.snap
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@@ -37,7 +37,7 @@ export function render(_ctx, _cache) {
return (_openBlock(), _createElementBlock(\\"div\\", null, [
(_openBlock(true), _createElementBlock(_Fragment, null, _renderList(_ctx.list, ({ x, y }, __, ___, _cached) => {
const _memo = ([x, y === z])
if (_cached && _cached.key === x && _isMemoSame(_cached.memo, _memo)) return _cached
if (_cached && _cached.key === x && _isMemoSame(_cached, _memo)) return _cached
const _item = (_openBlock(), _createElementBlock(\\"span\\", { key: x }, \\"foobar\\"))
_item.memo = _memo
return _item
@@ -53,7 +53,7 @@ export function render(_ctx, _cache) {
return (_openBlock(), _createElementBlock(\\"div\\", null, [
(_openBlock(true), _createElementBlock(_Fragment, null, _renderList(_ctx.list, ({ x, y }, __, ___, _cached) => {
const _memo = ([x, y === _ctx.z])
if (_cached && _cached.key === x && _isMemoSame(_cached.memo, _memo)) return _cached
if (_cached && _cached.key === x && _isMemoSame(_cached, _memo)) return _cached
const _item = (_openBlock(), _createElementBlock(\\"div\\", { key: x }, [
_createElementVNode(\\"span\\", null, \\"foobar\\")
]))