chore: empty fragment diff optimize #1365
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yongningfu
reviewed
Sep 17, 2019
andycall
approved these changes
Sep 17, 2019
yongningfu
reviewed
Sep 17, 2019
yongningfu
reviewed
Sep 17, 2019
| // like: [ [] ] -> [ [1, 2] ] | ||
| // 2. When prev fragment is empty and update to other type | ||
| // like: [ [], 1 ] -> [ 1, 2 ] | ||
| if (isFragmentParent && parent.length === 0 || isPrevFirstEmptyFragment) { |
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isPrevFirstEmptyFragment这个变量感觉稍微有点无必要， 直接判断 prevFirstNativeNode == null 就行了？
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