xml-helper-ts
Version:
A TypeScript library for XML parsing, validation with XSD schema, and XML/JSON conversion - built from scratch without external dependencies
153 lines • 5.94 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.JsonToXmlConverter = exports.XmlToJsonConverter = exports.XmlValidator = exports.XsdParser = exports.XmlParser = exports.XmlHelper = void 0;
const xml_parser_1 = require("./xml-parser");
const xsd_parser_1 = require("./xsd-parser");
const xml_validator_1 = require("./xml-validator");
const xml_to_json_1 = require("./xml-to-json");
const json_to_xml_1 = require("./json-to-xml");
class XmlHelper {
constructor() {
this.xmlParser = new xml_parser_1.XmlParser();
this.xsdParser = new xsd_parser_1.XsdParser();
this.schema = null;
this.validator = null;
}
/**
* Load and parse an XSD schema
* @param xsdContent The XSD schema content as string
* @returns Array of validation errors if any
*/
loadSchema(xsdContent) {
const { schema, errors } = this.xsdParser.parseSchema(xsdContent);
if (schema && errors.length === 0) {
this.schema = schema;
this.validator = new xml_validator_1.XmlValidator(schema);
}
return errors;
}
/**
* Validate XML against the loaded schema
* @param xmlContent The XML content to validate
* @returns Array of validation errors with line numbers
*/
validateXml(xmlContent) {
if (!this.schema || !this.validator) {
return [{
line: 1,
column: 1,
message: 'No schema loaded. Call loadSchema() first.',
code: 'NO_SCHEMA'
}];
}
const { node, errors } = this.xmlParser.parse(xmlContent);
if (errors.length > 0) {
return errors;
}
if (!node) {
return [{
line: 1,
column: 1,
message: 'Failed to parse XML',
code: 'PARSE_FAILED'
}];
}
const validationErrors = this.validator.validate(node);
return validationErrors;
}
/**
* Parse XML to JSON object
* @param xmlContent The XML content to parse
* @param options Options for XML to JSON conversion
* @returns Parsed JSON object or null if parsing failed
*/
xmlToJson(xmlContent, options) {
const { node, errors } = this.xmlParser.parse(xmlContent);
if (errors.length > 0 || !node) {
return { success: false, errors };
}
try {
const converter = new xml_to_json_1.XmlToJsonConverter(options);
const jsonData = converter.convert(node);
return {
success: true,
data: jsonData,
errors: []
};
}
catch (error) {
return {
success: false,
errors: [{
line: 1,
column: 1,
message: error instanceof Error ? error.message : 'Conversion error',
code: 'CONVERSION_ERROR'
}]
};
}
}
/**
* Convert JSON object to XML string
* @param jsonData The JSON data to convert
* @param rootElement The root element name (optional)
* @param options Options for JSON to XML conversion
* @returns XML string representation
*/
jsonToXml(jsonData, rootElement, options) {
const converter = new json_to_xml_1.JsonToXmlConverter(options);
return converter.convert(jsonData, rootElement);
}
/**
* Parse XML without validation (schema-free parsing)
* @param xmlContent The XML content to parse
* @returns Parsed XML node structure
*/
parseXml(xmlContent) {
return this.xmlParser.parse(xmlContent);
}
/**
* Get the currently loaded schema
* @returns The loaded XSD schema or null
*/
getSchema() {
return this.schema;
}
/**
* Check if a schema is currently loaded
* @returns True if a schema is loaded
*/
hasSchema() {
return this.schema !== null;
}
}
exports.XmlHelper = XmlHelper;
// Export all types and classes for advanced usage
__exportStar(require("./types"), exports);
var xml_parser_2 = require("./xml-parser");
Object.defineProperty(exports, "XmlParser", { enumerable: true, get: function () { return xml_parser_2.XmlParser; } });
var xsd_parser_2 = require("./xsd-parser");
Object.defineProperty(exports, "XsdParser", { enumerable: true, get: function () { return xsd_parser_2.XsdParser; } });
var xml_validator_2 = require("./xml-validator");
Object.defineProperty(exports, "XmlValidator", { enumerable: true, get: function () { return xml_validator_2.XmlValidator; } });
var xml_to_json_2 = require("./xml-to-json");
Object.defineProperty(exports, "XmlToJsonConverter", { enumerable: true, get: function () { return xml_to_json_2.XmlToJsonConverter; } });
var json_to_xml_2 = require("./json-to-xml");
Object.defineProperty(exports, "JsonToXmlConverter", { enumerable: true, get: function () { return json_to_xml_2.JsonToXmlConverter; } });
// Export the main class as default
exports.default = XmlHelper;
//# sourceMappingURL=index.js.map