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node_modules/parse5/lib/tree_adapters/default.js

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+'use strict';
+
+var DOCUMENT_MODE = require('../common/html').DOCUMENT_MODE;
+
+//Node construction
+exports.createDocument = function () {
+    return {
+        nodeName: '#document',
+        mode: DOCUMENT_MODE.NO_QUIRKS,
+        childNodes: []
+    };
+};
+
+exports.createDocumentFragment = function () {
+    return {
+        nodeName: '#document-fragment',
+        childNodes: []
+    };
+};
+
+exports.createElement = function (tagName, namespaceURI, attrs) {
+    return {
+        nodeName: tagName,
+        tagName: tagName,
+        attrs: attrs,
+        namespaceURI: namespaceURI,
+        childNodes: [],
+        parentNode: null
+    };
+};
+
+exports.createCommentNode = function (data) {
+    return {
+        nodeName: '#comment',
+        data: data,
+        parentNode: null
+    };
+};
+
+var createTextNode = function (value) {
+    return {
+        nodeName: '#text',
+        value: value,
+        parentNode: null
+    };
+};
+
+
+//Tree mutation
+var appendChild = exports.appendChild = function (parentNode, newNode) {
+    parentNode.childNodes.push(newNode);
+    newNode.parentNode = parentNode;
+};
+
+var insertBefore = exports.insertBefore = function (parentNode, newNode, referenceNode) {
+    var insertionIdx = parentNode.childNodes.indexOf(referenceNode);
+
+    parentNode.childNodes.splice(insertionIdx, 0, newNode);
+    newNode.parentNode = parentNode;
+};
+
+exports.setTemplateContent = function (templateElement, contentElement) {
+    templateElement.content = contentElement;
+};
+
+exports.getTemplateContent = function (templateElement) {
+    return templateElement.content;
+};
+
+exports.setDocumentType = function (document, name, publicId, systemId) {
+    var doctypeNode = null;
+
+    for (var i = 0; i < document.childNodes.length; i++) {
+        if (document.childNodes[i].nodeName === '#documentType') {
+            doctypeNode = document.childNodes[i];
+            break;
+        }
+    }
+
+    if (doctypeNode) {
+        doctypeNode.name = name;
+        doctypeNode.publicId = publicId;
+        doctypeNode.systemId = systemId;
+    }
+
+    else {
+        appendChild(document, {
+            nodeName: '#documentType',
+            name: name,
+            publicId: publicId,
+            systemId: systemId
+        });
+    }
+};
+
+exports.setDocumentMode = function (document, mode) {
+    document.mode = mode;
+};
+
+exports.getDocumentMode = function (document) {
+    return document.mode;
+};
+
+exports.detachNode = function (node) {
+    if (node.parentNode) {
+        var idx = node.parentNode.childNodes.indexOf(node);
+
+        node.parentNode.childNodes.splice(idx, 1);
+        node.parentNode = null;
+    }
+};
+
+exports.insertText = function (parentNode, text) {
+    if (parentNode.childNodes.length) {
+        var prevNode = parentNode.childNodes[parentNode.childNodes.length - 1];
+
+        if (prevNode.nodeName === '#text') {
+            prevNode.value += text;
+            return;
+        }
+    }
+
+    appendChild(parentNode, createTextNode(text));
+};
+
+exports.insertTextBefore = function (parentNode, text, referenceNode) {
+    var prevNode = parentNode.childNodes[parentNode.childNodes.indexOf(referenceNode) - 1];
+
+    if (prevNode && prevNode.nodeName === '#text')
+        prevNode.value += text;
+    else
+        insertBefore(parentNode, createTextNode(text), referenceNode);
+};
+
+exports.adoptAttributes = function (recipient, attrs) {
+    var recipientAttrsMap = [];
+
+    for (var i = 0; i < recipient.attrs.length; i++)
+        recipientAttrsMap.push(recipient.attrs[i].name);
+
+    for (var j = 0; j < attrs.length; j++) {
+        if (recipientAttrsMap.indexOf(attrs[j].name) === -1)
+            recipient.attrs.push(attrs[j]);
+    }
+};
+
+
+//Tree traversing
+exports.getFirstChild = function (node) {
+    return node.childNodes[0];
+};
+
+exports.getChildNodes = function (node) {
+    return node.childNodes;
+};
+
+exports.getParentNode = function (node) {
+    return node.parentNode;
+};
+
+exports.getAttrList = function (element) {
+    return element.attrs;
+};
+
+//Node data
+exports.getTagName = function (element) {
+    return element.tagName;
+};
+
+exports.getNamespaceURI = function (element) {
+    return element.namespaceURI;
+};
+
+exports.getTextNodeContent = function (textNode) {
+    return textNode.value;
+};
+
+exports.getCommentNodeContent = function (commentNode) {
+    return commentNode.data;
+};
+
+exports.getDocumentTypeNodeName = function (doctypeNode) {
+    return doctypeNode.name;
+};
+
+exports.getDocumentTypeNodePublicId = function (doctypeNode) {
+    return doctypeNode.publicId;
+};
+
+exports.getDocumentTypeNodeSystemId = function (doctypeNode) {
+    return doctypeNode.systemId;
+};
+
+//Node types
+exports.isTextNode = function (node) {
+    return node.nodeName === '#text';
+};
+
+exports.isCommentNode = function (node) {
+    return node.nodeName === '#comment';
+};
+
+exports.isDocumentTypeNode = function (node) {
+    return node.nodeName === '#documentType';
+};
+
+exports.isElementNode = function (node) {
+    return !!node.tagName;
+};