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simplify check as per suggestion in #206

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This commit is contained in:
Leo Horie 2014-08-16 16:52:34 -04:00
parent bf288b09c5
commit 3b491ec38e
1 changed files with 2 additions and 2 deletions
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4
mithril.js
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@ -44,11 +44,11 @@ Mithril = m = new function app(window, undefined) {
//there's logic that relies on the assumption that null and undefined data are equivalent to empty strings
//- this prevents lifecycle surprises from procedural helpers that mix implicit and explicit return statements
//- it simplifies diffing code
if (data === undefined || data === null) data = ""
if (data == null) data = ""
if (data.subtree === "retain") return cached
var cachedType = type.call(cached), dataType = type.call(data)
if (cached === undefined || cached === null || cachedType != dataType) {
if (cached == null || cachedType != dataType) {
if (cached !== null && cached !== undefined) {
if (parentCache && parentCache.nodes) {
var offset = index - parentIndex