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avoid error "Cannot read property 'match' of null" #198

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Juliangzr wants to merge 1 commits from patch-1 into master
pull from: patch-1
merge into: iLoveElysia:master
Conversation 0 Commits 1 Files Changed 1 +17 -14
1 changed files with 17 additions and 14 deletions
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31
index.js
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@@ -109,20 +109,23 @@ Pjax.prototype = {
// since we are forced to use documentElement.innerHTML (outerHTML can't be used for <html>)
var htmlRegex = /<html[^>]+>/gi
var htmlAttribsRegex = /\s?[a-z:]+(?:\=(?:\'|\")[^\'\">]+(?:\'|\"))*/gi
var matches = html.match(htmlRegex)
if (matches && matches.length) {
matches = matches[0].match(htmlAttribsRegex)
if (matches.length) {
matches.shift()
matches.forEach(function(htmlAttrib) {
var attr = htmlAttrib.trim().split("=")
if (attr.length === 1) {
tmpEl.documentElement.setAttribute(attr[0], true)
}
else {
tmpEl.documentElement.setAttribute(attr[0], attr[1].slice(1, -1))
}
})
if (html != undefined) {
var matches = html.match(htmlRegex)
if (matches && matches.length) {
matches = matches[0].match(htmlAttribsRegex)
if (matches.length) {
matches.shift()
matches.forEach(function(htmlAttrib) {
var attr = htmlAttrib.trim().split("=")
if (attr.length === 1) {
tmpEl.documentElement.setAttribute(attr[0], true)
}
else {
tmpEl.documentElement.setAttribute(attr[0], attr[1].slice(1, -1))
}
})
}
}
}