xml.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.parseXml = parseXml;
exports.XElement = void 0;
function sax() {
const data = _interopRequireWildcard(require("sax"));
sax = function () {
return data;
};
return data;
}
function _index() {
const data = require("./index");
_index = function () {
return data;
};
return data;
}
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
class XElement {
constructor(name) {
this.name = name;
this.value = "";
this.attributes = null;
this.isCData = false;
this.elements = null;
if (!name) {
throw (0, _index().newError)("Element name cannot be empty", "ERR_XML_ELEMENT_NAME_EMPTY");
}
if (!isValidName(name)) {
throw (0, _index().newError)(`Invalid element name: ${name}`, "ERR_XML_ELEMENT_INVALID_NAME");
}
}
attribute(name) {
const result = this.attributes === null ? null : this.attributes[name];
if (result == null) {
throw (0, _index().newError)(`No attribute "${name}"`, "ERR_XML_MISSED_ATTRIBUTE");
}
return result;
}
removeAttribute(name) {
if (this.attributes !== null) {
delete this.attributes[name];
}
}
element(name, ignoreCase = false, errorIfMissed = null) {
const result = this.elementOrNull(name, ignoreCase);
if (result === null) {
throw (0, _index().newError)(errorIfMissed || `No element "${name}"`, "ERR_XML_MISSED_ELEMENT");
}
return result;
}
elementOrNull(name, ignoreCase = false) {
if (this.elements === null) {
return null;
}
for (const element of this.elements) {
if (isNameEquals(element, name, ignoreCase)) {
return element;
}
}
return null;
}
getElements(name, ignoreCase = false) {
if (this.elements === null) {
return [];
}
return this.elements.filter(it => isNameEquals(it, name, ignoreCase));
}
elementValueOrEmpty(name, ignoreCase = false) {
const element = this.elementOrNull(name, ignoreCase);
return element === null ? "" : element.value;
}
}
exports.XElement = XElement;
const NAME_REG_EXP = new RegExp(/^[A-Za-z_][:A-Za-z0-9_-]*$/i);
function isValidName(name) {
return NAME_REG_EXP.test(name);
}
function isNameEquals(element, name, ignoreCase) {
const elementName = element.name;
return elementName === name || ignoreCase === true && elementName.length === name.length && elementName.toLowerCase() === name.toLowerCase();
}
function parseXml(data) {
let rootElement = null;
const parser = sax().parser(true, {});
const elements = [];
parser.onopentag = saxElement => {
const element = new XElement(saxElement.name);
element.attributes = saxElement.attributes;
if (rootElement === null) {
rootElement = element;
} else {
const parent = elements[elements.length - 1];
if (parent.elements == null) {
parent.elements = [];
}
parent.elements.push(element);
}
elements.push(element);
};
parser.onclosetag = () => {
elements.pop();
};
parser.ontext = text => {
if (elements.length > 0) {
elements[elements.length - 1].value = text;
}
};
parser.oncdata = cdata => {
const element = elements[elements.length - 1];
element.value = cdata;
element.isCData = true;
};
parser.onerror = err => {
throw err;
};
parser.write(data);
return rootElement;
}
// __ts-babel@6.0.4
//# sourceMappingURL=xml.js.map