import { avalon, document, window, inBrowser, msie, root } from '../../seed/core'
import { fixClone } from './fixClone'
import { fixContains } from './fixContains'
export { avalon }
avalon.contains = fixContains
avalon.cloneNode = function(a) {
return a.cloneNode(true)
}
//IE6-11的文档对象没有contains
/* istanbul ignore next */
function shimHack() {
Iif (msie < 10) {
avalon.cloneNode = fixClone
}
Iif (!document.contains) {
document.contains = function(b) {
return fixContains(document, b)
}
}
Eif (avalon.modern) {
Iif (!document.createTextNode('x').contains) {
Node.prototype.contains = function(child) { //IE6-8没有Node对象
return fixContains(this, child)
}
}
}
//firefox 到11时才有outerHTML
function fixFF(prop, cb) {
Iif (!(prop in root) && HTMLElement.prototype.__defineGetter__) {
HTMLElement.prototype.__defineGetter__(prop, cb)
}
}
fixFF('outerHTML', function() {
var div = document.createElement('div')
div.appendChild(this)
return div.innerHTML
})
fixFF('children', function() {
var children = []
for (var i = 0, el; el = this.childNodes[i++];) {
if (el.nodeType === 1) {
children.push(el)
}
}
return children
})
fixFF('innerText', function() { //firefox45+, chrome4+ http://caniuse.com/#feat=innertext
return this.textContent
})
}
Eif (inBrowser) {
shimHack()
} |