devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
62 lines (61 loc) • 1.88 kB
JavaScript
/**
* DevExtreme (esm/core/utils/html_parser.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
merge
} from "./array";
import domAdapter from "../dom_adapter";
var isTagName = /<([a-z][^/\0>\x20\t\r\n\f]+)/i;
var tagWrappers = {
default: {
tagsCount: 0,
startTags: "",
endTags: ""
},
thead: {
tagsCount: 1,
startTags: "<table>",
endTags: "</table>"
},
td: {
tagsCount: 3,
startTags: "<table><tbody><tr>",
endTags: "</tr></tbody></table>"
},
col: {
tagsCount: 2,
startTags: "<table><colgroup>",
endTags: "</colgroup></table>"
},
tr: {
tagsCount: 2,
startTags: "<table><tbody>",
endTags: "</tbody></table>"
}
};
tagWrappers.tbody = tagWrappers.colgroup = tagWrappers.caption = tagWrappers.tfoot = tagWrappers.thead;
tagWrappers.th = tagWrappers.td;
export var parseHTML = function(html) {
if ("string" !== typeof html) {
return null
}
var fragment = domAdapter.createDocumentFragment();
var container = fragment.appendChild(domAdapter.createElement("div"));
var tags = isTagName.exec(html);
var firstRootTag = tags && tags[1].toLowerCase();
var tagWrapper = tagWrappers[firstRootTag] || tagWrappers.default;
container.innerHTML = tagWrapper.startTags + html + tagWrapper.endTags;
for (var i = 0; i < tagWrapper.tagsCount; i++) {
container = container.lastChild
}
return merge([], container.childNodes)
};
export var isTablePart = function(html) {
var tags = isTagName.exec(html);
return tags && tags[1] in tagWrappers
};