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fix cloning when undefined present in tree

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This commit is contained in:
Leo Horie 2014-05-02 22:20:51 -04:00
parent f28ae323c5
commit 3433cabf88
7 changed files with 59 additions and 26 deletions
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7
mithril.js
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@ -33,10 +33,7 @@ Mithril = m = new function app(window) {
return cell
}
function build(parentElement, parentTag, data, cached, shouldReattach, index, editable, namespace) {
if (data === null || data === undefined) {
if (cached) clear(cached.nodes)
return
}
if (data === null || data === undefined) data = ""
if (data.subtree === "retain") return
var cachedType = type.call(cached), dataType = type.call(data)
@ -56,7 +53,9 @@ Mithril = m = new function app(window) {
cached[cacheCount++] = item
}
if (!intact) {
//console.log(123, nodes, cached.nodes, 666,cached[0], cached[1], data.length)
for (var i = 0; i < data.length; i++) if (cached[i] !== undefined) nodes = nodes.concat(cached[i].nodes)
//console.log(234, nodes, cached.nodes, cached[i])
for (var i = nodes.length, node; node = cached.nodes[i]; i++) if (node.parentNode !== null) node.parentNode.removeChild(node)
for (var i = cached.nodes.length, node; node = nodes[i]; i++) if (node.parentNode === null) parentElement.appendChild(node)
if (data.length < cached.length) cached.length = data.length