setTextContent(node, tree.text);
}
}
var insertTreeBefore = createMicrosoftUnsafeLocalFunction(
function(parentNode, tree, referenceNode) {
// DocumentFragments aren't actually part of the DOM after insertion so
// appending children won't update the DOM. We need to ensure the fragment
// is properly populated first, breaking out of our lazy approach for just
// this level. Also, some <object> plugins (like Flash Player) will read
// <param> nodes immediately upon insertion into the DOM, so <object>
// must also be populated prior to insertion into the DOM.
if (
tree.node.nodeType === DOCUMENT_FRAGMENT_NODE_TYPE ||
(tree.node.nodeType === ELEMENT_NODE_TYPE &&
tree.node.nodeName.toLowerCase() === 'object' &&
(tree.node.namespaceURI == null ||
tree.node.namespaceURI === DOMNamespaces.html))
) {
insertTreeChildren(tree);
parentNode.insertBefore(tree.node, referenceNode);
} else {
parentNode.insertBefore(tree.node, referenceNode);
insertTreeChildren(tree);
}
},
);
function replaceChildWithTree(oldNode, newTree) {
oldNode.parentNode.replaceChild(newTree.node, oldNode);
insertTreeChildren(newTree);
var WHITESPACE_TEST = /^[ \r\n\t\f]/;
var NONVISIBLE_TEST = /<(!--|link|noscript|meta|script|style)[ \r\n\t\f\/>]/;
var createMicrosoftUnsafeLocalFunction = require('createMicrosoftUnsafeLocalFunction');
/**
* Set the innerHTML property of a node, ensuring that whitespace is preserved
* even in IE8.
*
* @param {DOMElement} node
* @param {string} html
* @internal
*/
var setInnerHTML = createMicrosoftUnsafeLocalFunction(
function(node, html) {
node.innerHTML = html;
}
);
if (ExecutionEnvironment.canUseDOM) {
// IE8: When updating a just created node with innerHTML only leading
// whitespace is removed. When updating an existing node with innerHTML
// whitespace in root TextNodes is also collapsed.
// @see quirksmode.org/bugreports/archives/2004/11/innerhtml_and_t.html
// Feature detection; only IE8 is known to behave improperly like this.
var testElement = document.createElement('div');
testElement.innerHTML = ' ';
if (testElement.innerHTML === '') {
setInnerHTML = function(node, html) {
// Magic theory: IE8 supposedly differentiates between added and updated
var createMicrosoftUnsafeLocalFunction = require('createMicrosoftUnsafeLocalFunction');
// SVG temp container for IE lacking innerHTML
var reusableSVGContainer;
/**
* Set the innerHTML property of a node
*
* @param {DOMElement} node
* @param {string} html
* @internal
*/
var setInnerHTML = createMicrosoftUnsafeLocalFunction(function(node, html) {
// IE does not have innerHTML for SVG nodes, so instead we inject the
// new markup in a temp node and then move the child nodes across into
// the target node
if (node.namespaceURI === Namespaces.svg && !('innerHTML' in node)) {
reusableSVGContainer =
reusableSVGContainer || document.createElement('div');
reusableSVGContainer.innerHTML = '<svg>' + html + '</svg>';
var svgNode = reusableSVGContainer.firstChild;
while (svgNode.firstChild) {
node.appendChild(svgNode.firstChild);
}
} else {
node.innerHTML = html;
}
});
module.exports = setInnerHTML;
}
return node ? node.nextSibling : parentNode.firstChild;
}
/**
* Inserts `childNode` as a child of `parentNode` at the `index`.
*
* @param {DOMElement} parentNode Parent node in which to insert.
* @param {DOMElement} childNode Child node to insert.
* @param {number} index Index at which to insert the child.
* @internal
*/
var insertChildAt = createMicrosoftUnsafeLocalFunction(
function(parentNode, childNode, referenceNode) {
// We rely exclusively on `insertBefore(node, null)` instead of also using
// `appendChild(node)`. (Using `undefined` is not allowed by all browsers so
// we are careful to use `null`.)
parentNode.insertBefore(childNode, referenceNode);
}
);
function insertLazyTreeChildAt(parentNode, childTree, referenceNode) {
DOMLazyTree.insertTreeBefore(parentNode, childTree, referenceNode);
}
function moveChild(parentNode, childNode, referenceNode) {
if (Array.isArray(childNode)) {
moveDelimitedText(parentNode, childNode[0], childNode[1], referenceNode);
} else {
insertChildAt(parentNode, childNode, referenceNode);
}
}