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174 lines
5.1 KiB
174 lines
5.1 KiB
2 years ago
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import { DOCUMENT_MODE } from '../common/html.js';
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function createTextNode(value) {
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return {
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nodeName: '#text',
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value,
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parentNode: null,
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};
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}
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export const defaultTreeAdapter = {
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//Node construction
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createDocument() {
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return {
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nodeName: '#document',
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mode: DOCUMENT_MODE.NO_QUIRKS,
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childNodes: [],
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};
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},
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createDocumentFragment() {
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return {
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nodeName: '#document-fragment',
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childNodes: [],
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};
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},
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createElement(tagName, namespaceURI, attrs) {
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return {
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nodeName: tagName,
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tagName,
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attrs,
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namespaceURI,
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childNodes: [],
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parentNode: null,
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};
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},
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createCommentNode(data) {
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return {
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nodeName: '#comment',
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data,
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parentNode: null,
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};
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},
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//Tree mutation
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appendChild(parentNode, newNode) {
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parentNode.childNodes.push(newNode);
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newNode.parentNode = parentNode;
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},
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insertBefore(parentNode, newNode, referenceNode) {
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const insertionIdx = parentNode.childNodes.indexOf(referenceNode);
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parentNode.childNodes.splice(insertionIdx, 0, newNode);
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newNode.parentNode = parentNode;
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},
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setTemplateContent(templateElement, contentElement) {
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templateElement.content = contentElement;
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},
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getTemplateContent(templateElement) {
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return templateElement.content;
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},
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setDocumentType(document, name, publicId, systemId) {
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const doctypeNode = document.childNodes.find((node) => node.nodeName === '#documentType');
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if (doctypeNode) {
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doctypeNode.name = name;
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doctypeNode.publicId = publicId;
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doctypeNode.systemId = systemId;
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}
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else {
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const node = {
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nodeName: '#documentType',
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name,
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publicId,
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systemId,
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parentNode: null,
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};
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defaultTreeAdapter.appendChild(document, node);
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}
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},
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setDocumentMode(document, mode) {
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document.mode = mode;
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},
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getDocumentMode(document) {
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return document.mode;
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},
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detachNode(node) {
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if (node.parentNode) {
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const idx = node.parentNode.childNodes.indexOf(node);
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node.parentNode.childNodes.splice(idx, 1);
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node.parentNode = null;
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}
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},
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insertText(parentNode, text) {
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if (parentNode.childNodes.length > 0) {
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const prevNode = parentNode.childNodes[parentNode.childNodes.length - 1];
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if (defaultTreeAdapter.isTextNode(prevNode)) {
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prevNode.value += text;
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return;
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}
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}
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defaultTreeAdapter.appendChild(parentNode, createTextNode(text));
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},
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insertTextBefore(parentNode, text, referenceNode) {
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const prevNode = parentNode.childNodes[parentNode.childNodes.indexOf(referenceNode) - 1];
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if (prevNode && defaultTreeAdapter.isTextNode(prevNode)) {
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prevNode.value += text;
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}
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else {
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defaultTreeAdapter.insertBefore(parentNode, createTextNode(text), referenceNode);
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}
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},
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adoptAttributes(recipient, attrs) {
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const recipientAttrsMap = new Set(recipient.attrs.map((attr) => attr.name));
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for (let j = 0; j < attrs.length; j++) {
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if (!recipientAttrsMap.has(attrs[j].name)) {
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recipient.attrs.push(attrs[j]);
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}
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}
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},
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//Tree traversing
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getFirstChild(node) {
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return node.childNodes[0];
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},
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getChildNodes(node) {
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return node.childNodes;
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},
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getParentNode(node) {
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return node.parentNode;
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},
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getAttrList(element) {
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return element.attrs;
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},
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//Node data
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getTagName(element) {
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return element.tagName;
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},
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getNamespaceURI(element) {
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return element.namespaceURI;
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},
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getTextNodeContent(textNode) {
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return textNode.value;
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},
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getCommentNodeContent(commentNode) {
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return commentNode.data;
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},
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getDocumentTypeNodeName(doctypeNode) {
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return doctypeNode.name;
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},
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getDocumentTypeNodePublicId(doctypeNode) {
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return doctypeNode.publicId;
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},
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getDocumentTypeNodeSystemId(doctypeNode) {
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return doctypeNode.systemId;
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},
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//Node types
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isTextNode(node) {
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return node.nodeName === '#text';
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},
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isCommentNode(node) {
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return node.nodeName === '#comment';
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},
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isDocumentTypeNode(node) {
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return node.nodeName === '#documentType';
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},
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isElementNode(node) {
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return Object.prototype.hasOwnProperty.call(node, 'tagName');
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},
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// Source code location
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setNodeSourceCodeLocation(node, location) {
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node.sourceCodeLocation = location;
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},
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getNodeSourceCodeLocation(node) {
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return node.sourceCodeLocation;
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},
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updateNodeSourceCodeLocation(node, endLocation) {
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node.sourceCodeLocation = { ...node.sourceCodeLocation, ...endLocation };
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},
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};
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//# sourceMappingURL=default.js.map
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