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defensive code against ultra rare bug

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This commit is contained in:
Leo Horie 2014-08-10 23:18:06 -04:00
parent 0a5e7018ae
commit 60939592f7
1 changed files with 2 additions and 2 deletions
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4
mithril.js
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@ -107,7 +107,7 @@ Mithril = m = new function app(window, undefined) {
}
if (change.action == MOVE) {
if (parentElement.childNodes[change.index] !== change.element) {
if (parentElement.childNodes[change.index] !== change.element && change.element !== null) {
parentElement.insertBefore(change.element, parentElement.childNodes[change.index])
}
newCached[change.index] = cached[change.from]
@ -175,7 +175,7 @@ Mithril = m = new function app(window, undefined) {
setAttributes(node, data.tag, data.attrs, cached.attrs, namespace)
cached.children = build(node, data.tag, undefined, undefined, data.children, cached.children, false, 0, data.attrs.contenteditable ? node : editable, namespace, configs)
cached.nodes.intact = true
if (shouldReattach === true) parentElement.insertBefore(node, parentElement.childNodes[index] || null)
if (shouldReattach === true && node !== null) parentElement.insertBefore(node, parentElement.childNodes[index] || null)
}
//schedule configs to be called. They are called after `build` finishes running
if (typeof data.attrs["config"] === "function") {