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simplify null/undef checks

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This commit is contained in:
Leo Horie 2014-08-16 16:55:14 -04:00
parent 3b491ec38e
commit 08c8caff89
1 changed files with 3 additions and 3 deletions
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6
mithril.js
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@ -137,10 +137,10 @@ Mithril = m = new function app(window, undefined) {
if (cached[i] !== undefined) nodes = nodes.concat(cached[i].nodes)
}
for (var i = 0, node; node = cached.nodes[i]; i++) {
if (node.parentNode !== null && nodes.indexOf(node) < 0) node.parentNode.removeChild(node)
if (node.parentNode != null && nodes.indexOf(node) < 0) node.parentNode.removeChild(node)
}
for (var i = cached.nodes.length, node; node = nodes[i]; i++) {
if (node.parentNode === null) parentElement.appendChild(node)
if (node.parentNode == null) parentElement.appendChild(node)
}
if (data.length < cached.length) cached.length = data.length
cached.nodes = nodes
@ -175,7 +175,7 @@ Mithril = m = new function app(window, undefined) {
setAttributes(node, data.tag, data.attrs, cached.attrs, namespace)
cached.children = data.children !== undefined ? 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 && node !== null) 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") {