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mimic html fallback-to-doing-nothing-on-invalid-attributes behavior in IE8, instead of throwing non-helpful "Invalid argument." error

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This commit is contained in:
Leo Horie 2014-09-04 22:10:14 -04:00
parent 8285b903d6
commit 0ee2d7f200
1 changed files with 25 additions and 19 deletions
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44
mithril.js
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@ -277,30 +277,36 @@ Mithril = m = new function app(window, undefined) {
var cachedAttr = cachedAttrs[attrName]
if (!(attrName in cachedAttrs) || (cachedAttr !== dataAttr) || node === window.document.activeElement) {
cachedAttrs[attrName] = dataAttr
if (attrName === "config") continue
else if (typeof dataAttr == "function" && attrName.indexOf("on") == 0) {
node[attrName] = autoredraw(dataAttr, node)
}
else if (attrName === "style" && typeof dataAttr == "object") {
for (var rule in dataAttr) {
if (cachedAttr == null || cachedAttr[rule] !== dataAttr[rule]) node.style[rule] = dataAttr[rule]
try {
if (attrName === "config") continue
else if (typeof dataAttr == "function" && attrName.indexOf("on") == 0) {
node[attrName] = autoredraw(dataAttr, node)
}
for (var rule in cachedAttr) {
if (!(rule in dataAttr)) node.style[rule] = ""
else if (attrName === "style" && typeof dataAttr == "object") {
for (var rule in dataAttr) {
if (cachedAttr == null || cachedAttr[rule] !== dataAttr[rule]) node.style[rule] = dataAttr[rule]
}
for (var rule in cachedAttr) {
if (!(rule in dataAttr)) node.style[rule] = ""
}
}
else if (namespace != null) {
if (attrName === "href") node.setAttributeNS("http://www.w3.org/1999/xlink", "href", dataAttr)
else if (attrName === "className") node.setAttribute("class", dataAttr)
else node.setAttribute(attrName, dataAttr)
}
else if (attrName === "value" && tag === "input") {
if (node.value !== dataAttr) node.value = dataAttr
}
else if (attrName in node && !(attrName == "list" || attrName == "style" || attrName == "form")) {
node[attrName] = dataAttr
}
}
else if (namespace != null) {
if (attrName === "href") node.setAttributeNS("http://www.w3.org/1999/xlink", "href", dataAttr)
else if (attrName === "className") node.setAttribute("class", dataAttr)
else node.setAttribute(attrName, dataAttr)
}
else if (attrName === "value" && tag === "input") {
if (node.value !== dataAttr) node.value = dataAttr
catch (e) {
//swallow IE's invalid argument errors to mimic HTML's fallback-to-doing-nothing-on-invalid-attributes behavior
if (e.message.indexOf("Invalid argument") < 0) throw e
}
else if (attrName in node && !(attrName == "list" || attrName == "style" || attrName == "form")) {
node[attrName] = dataAttr
}
else node.setAttribute(attrName, dataAttr)
}
}
return cachedAttrs