vndb/mithril-vndb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Simplify domFor logic

Browse source
This commit is contained in:
Barney 2022-06-12 10:47:57 +01:00 • committed by Pierre-Yves Gérardy
parent 62b6308295
commit 9af9ea66a2
1 changed files with 10 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

27
render/domFor.js
View file

@ -3,23 +3,16 @@
var delayedRemoval = new WeakMap
module.exports.delayedRemoval = delayedRemoval
module.exports.domFor = function *domFor(vnode, {generation} = {generation: undefined}) {
let {dom, domSize} = vnode
if (dom != null) {
if (domSize == null) {
if (delayedRemoval.get(dom) === generation) {
yield dom
}
} else {
let i = 0, next
while (i < domSize) {
next = dom.nextSibling
if (delayedRemoval.get(dom) === generation) {
yield dom
i++
}
dom = next
}
module.exports.domFor = function *domFor({dom, domSize}, {generation} = {}) {
if (dom != null) do {
const {nextSibling} = dom
if (delayedRemoval.get(dom) === generation) {
yield dom
domSize--
}
dom = nextSibling
}
while (domSize)
}