hexo/node_modules/parse5/dist/tree-adapters/default.js

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