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remove unnecessary append

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This commit is contained in:
Leo Horie 2016-11-23 23:33:57 -05:00
parent 8eb61a12ab
commit 2b856ed6ac
4 changed files with 49 additions and 50 deletions
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9
render/render.js
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@ -124,19 +124,18 @@ module.exports = function($window) {
else if (old == null) createNodes(parent, vnodes, 0, vnodes.length, hooks, nextSibling, undefined)
else if (vnodes == null) removeNodes(old, 0, old.length, vnodes)
else {
var recycling = isRecyclable(old, vnodes)
if (recycling) old = old.concat(old.pool)
if (old.length === vnodes.length && vnodes[0] != null && vnodes[0].key == null) {
for (var i = 0; i < old.length; i++) {
if (old[i] === vnodes[i] || old[i] == null && vnodes[i] == null) continue
else if (old[i] == null) insertNode(parent, createNode(vnodes[i], hooks, ns), getNextSibling(old, i + 1, nextSibling))
else if (vnodes[i] == null) removeNodes(old, i, i + 1, vnodes)
else updateNode(parent, old[i], vnodes[i], hooks, getNextSibling(old, i + 1, nextSibling), recycling, ns)
if (recycling && old[i].tag === vnodes[i].tag) insertNode(parent, toFragment(old[i]), getNextSibling(old, i + 1, nextSibling))
else updateNode(parent, old[i], vnodes[i], hooks, getNextSibling(old, i + 1, nextSibling), false, ns)
}
}
else {
var recycling = isRecyclable(old, vnodes)
if (recycling) old = old.concat(old.pool)
var oldStart = 0, start = 0, oldEnd = old.length - 1, end = vnodes.length - 1, map
while (oldEnd >= oldStart && end >= start) {
var o = old[oldStart], v = vnodes[start]