928 lines
33 KiB
Plaintext
928 lines
33 KiB
Plaintext
"use strict";
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function _wrapNativeSuper(Class) { var _cache = typeof Map === "function" ? new Map() : undefined; _wrapNativeSuper = function _wrapNativeSuper(Class) { if (Class === null || !_isNativeFunction(Class)) return Class; if (typeof Class !== "function") { throw new TypeError("Super expression must either be null or a function"); } if (typeof _cache !== "undefined") { if (_cache.has(Class)) return _cache.get(Class); _cache.set(Class, Wrapper); } function Wrapper() { return _construct(Class, arguments, _getPrototypeOf(this).constructor); } Wrapper.prototype = Object.create(Class.prototype, { constructor: { value: Wrapper, enumerable: false, writable: true, configurable: true } }); return _setPrototypeOf(Wrapper, Class); }; return _wrapNativeSuper(Class); }
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function _construct(Parent, args, Class) { if (_isNativeReflectConstruct()) { _construct = Reflect.construct; } else { _construct = function _construct(Parent, args, Class) { var a = [null]; a.push.apply(a, args); var Constructor = Function.bind.apply(Parent, a); var instance = new Constructor(); if (Class) _setPrototypeOf(instance, Class.prototype); return instance; }; } return _construct.apply(null, arguments); }
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function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }
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function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
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function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
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function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
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function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
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function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
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function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e2) { throw _e2; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e3) { didErr = true; err = _e3; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
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function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
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function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
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function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
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function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
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function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
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function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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/*
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CSV Stringify
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Please look at the [project documentation](https://csv.js.org/stringify/) for
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additional information.
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*/
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var _require = require('stream'),
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Transform = _require.Transform;
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var bom_utf8 = Buffer.from([239, 187, 191]);
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var Stringifier = /*#__PURE__*/function (_Transform) {
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_inherits(Stringifier, _Transform);
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var _super = _createSuper(Stringifier);
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function Stringifier() {
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var _this;
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var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
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_classCallCheck(this, Stringifier);
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_this = _super.call(this, _objectSpread(_objectSpread({}, {
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writableObjectMode: true
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}), opts));
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var options = {};
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var err; // Merge with user options
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for (var opt in opts) {
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options[underscore(opt)] = opts[opt];
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}
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if (err = _this.normalize(options)) throw err;
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switch (options.record_delimiter) {
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case 'auto':
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options.record_delimiter = null;
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break;
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case 'unix':
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options.record_delimiter = "\n";
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break;
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case 'mac':
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options.record_delimiter = "\r";
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break;
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case 'windows':
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options.record_delimiter = "\r\n";
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break;
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case 'ascii':
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options.record_delimiter = "\x1E";
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break;
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case 'unicode':
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options.record_delimiter = "\u2028";
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break;
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} // Expose options
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_this.options = options; // Internal state
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_this.state = {
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stop: false
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}; // Information
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_this.info = {
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records: 0
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};
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return _this;
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}
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_createClass(Stringifier, [{
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key: "normalize",
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value: function normalize(options) {
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// Normalize option `bom`
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if (options.bom === undefined || options.bom === null || options.bom === false) {
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options.bom = false;
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} else if (options.bom !== true) {
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return new CsvError('CSV_OPTION_BOOLEAN_INVALID_TYPE', ['option `bom` is optional and must be a boolean value,', "got ".concat(JSON.stringify(options.bom))]);
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} // Normalize option `delimiter`
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if (options.delimiter === undefined || options.delimiter === null) {
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options.delimiter = ',';
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} else if (Buffer.isBuffer(options.delimiter)) {
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options.delimiter = options.delimiter.toString();
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} else if (typeof options.delimiter !== 'string') {
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return new CsvError('CSV_OPTION_DELIMITER_INVALID_TYPE', ['option `delimiter` must be a buffer or a string,', "got ".concat(JSON.stringify(options.delimiter))]);
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} // Normalize option `quote`
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if (options.quote === undefined || options.quote === null) {
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options.quote = '"';
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} else if (options.quote === true) {
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options.quote = '"';
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} else if (options.quote === false) {
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options.quote = '';
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} else if (Buffer.isBuffer(options.quote)) {
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options.quote = options.quote.toString();
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} else if (typeof options.quote !== 'string') {
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return new CsvError('CSV_OPTION_QUOTE_INVALID_TYPE', ['option `quote` must be a boolean, a buffer or a string,', "got ".concat(JSON.stringify(options.quote))]);
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} // Normalize option `quoted`
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if (options.quoted === undefined || options.quoted === null) {
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options.quoted = false;
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} else {// todo
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} // Normalize option `quoted_empty`
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if (options.quoted_empty === undefined || options.quoted_empty === null) {
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options.quoted_empty = undefined;
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} else {// todo
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} // Normalize option `quoted_match`
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if (options.quoted_match === undefined || options.quoted_match === null || options.quoted_match === false) {
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options.quoted_match = null;
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} else if (!Array.isArray(options.quoted_match)) {
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options.quoted_match = [options.quoted_match];
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}
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if (options.quoted_match) {
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var _iterator = _createForOfIteratorHelper(options.quoted_match),
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_step;
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try {
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for (_iterator.s(); !(_step = _iterator.n()).done;) {
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var quoted_match = _step.value;
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var isString = typeof quoted_match === 'string';
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var isRegExp = quoted_match instanceof RegExp;
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if (!isString && !isRegExp) {
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return Error("Invalid Option: quoted_match must be a string or a regex, got ".concat(JSON.stringify(quoted_match)));
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}
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}
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} catch (err) {
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_iterator.e(err);
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} finally {
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_iterator.f();
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}
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} // Normalize option `quoted_string`
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if (options.quoted_string === undefined || options.quoted_string === null) {
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options.quoted_string = false;
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} else {// todo
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} // Normalize option `eof`
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if (options.eof === undefined || options.eof === null) {
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options.eof = true;
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} else {// todo
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} // Normalize option `escape`
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if (options.escape === undefined || options.escape === null) {
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options.escape = '"';
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} else if (Buffer.isBuffer(options.escape)) {
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options.escape = options.escape.toString();
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} else if (typeof options.escape !== 'string') {
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return Error("Invalid Option: escape must be a buffer or a string, got ".concat(JSON.stringify(options.escape)));
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}
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if (options.escape.length > 1) {
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return Error("Invalid Option: escape must be one character, got ".concat(options.escape.length, " characters"));
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} // Normalize option `header`
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if (options.header === undefined || options.header === null) {
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options.header = false;
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} else {// todo
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} // Normalize option `columns`
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options.columns = this.normalize_columns(options.columns); // Normalize option `quoted`
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if (options.quoted === undefined || options.quoted === null) {
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options.quoted = false;
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} else {// todo
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} // Normalize option `cast`
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if (options.cast === undefined || options.cast === null) {
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options.cast = {};
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} else {// todo
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} // Normalize option cast.bigint
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if (options.cast.bigint === undefined || options.cast.bigint === null) {
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// Cast boolean to string by default
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options.cast.bigint = function (value) {
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return '' + value;
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};
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} // Normalize option cast.boolean
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if (options.cast["boolean"] === undefined || options.cast["boolean"] === null) {
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// Cast boolean to string by default
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options.cast["boolean"] = function (value) {
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return value ? '1' : '';
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};
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} // Normalize option cast.date
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if (options.cast.date === undefined || options.cast.date === null) {
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// Cast date to timestamp string by default
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options.cast.date = function (value) {
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return '' + value.getTime();
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};
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} // Normalize option cast.number
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if (options.cast.number === undefined || options.cast.number === null) {
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// Cast number to string using native casting by default
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options.cast.number = function (value) {
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return '' + value;
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};
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} // Normalize option cast.object
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if (options.cast.object === undefined || options.cast.object === null) {
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// Stringify object as JSON by default
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options.cast.object = function (value) {
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return JSON.stringify(value);
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};
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} // Normalize option cast.string
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if (options.cast.string === undefined || options.cast.string === null) {
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// Leave string untouched
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options.cast.string = function (value) {
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return value;
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};
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} // Normalize option `record_delimiter`
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if (options.record_delimiter === undefined || options.record_delimiter === null) {
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options.record_delimiter = '\n';
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} else if (Buffer.isBuffer(options.record_delimiter)) {
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options.record_delimiter = options.record_delimiter.toString();
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} else if (typeof options.record_delimiter !== 'string') {
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return Error("Invalid Option: record_delimiter must be a buffer or a string, got ".concat(JSON.stringify(options.record_delimiter)));
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}
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}
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}, {
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key: "_transform",
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value: function _transform(chunk, encoding, callback) {
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if (this.state.stop === true) {
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return;
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} // Chunk validation
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if (!Array.isArray(chunk) && _typeof(chunk) !== 'object') {
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this.state.stop = true;
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return callback(Error("Invalid Record: expect an array or an object, got ".concat(JSON.stringify(chunk))));
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} // Detect columns from the first record
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if (this.info.records === 0) {
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if (Array.isArray(chunk)) {
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if (this.options.header === true && !this.options.columns) {
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this.state.stop = true;
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return callback(Error('Undiscoverable Columns: header option requires column option or object records'));
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}
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} else if (this.options.columns === undefined || this.options.columns === null) {
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this.options.columns = this.normalize_columns(Object.keys(chunk));
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}
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} // Emit the header
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if (this.info.records === 0) {
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this.bom();
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this.headers();
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} // Emit and stringify the record if an object or an array
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try {
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this.emit('record', chunk, this.info.records);
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} catch (err) {
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this.state.stop = true;
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return this.emit('error', err);
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} // Convert the record into a string
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var chunk_string;
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if (this.options.eof) {
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chunk_string = this.stringify(chunk);
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if (chunk_string === undefined) {
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return;
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} else {
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chunk_string = chunk_string + this.options.record_delimiter;
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}
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} else {
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chunk_string = this.stringify(chunk);
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if (chunk_string === undefined) {
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return;
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} else {
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if (this.options.header || this.info.records) {
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chunk_string = this.options.record_delimiter + chunk_string;
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}
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}
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} // Emit the csv
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this.info.records++;
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this.push(chunk_string);
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callback();
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}
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}, {
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key: "_flush",
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value: function _flush(callback) {
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if (this.info.records === 0) {
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this.bom();
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this.headers();
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}
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callback();
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}
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}, {
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key: "stringify",
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value: function stringify(chunk) {
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var _this2 = this;
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var chunkIsHeader = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
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if (_typeof(chunk) !== 'object') {
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return chunk;
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}
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var _this$options = this.options,
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columns = _this$options.columns,
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header = _this$options.header;
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var record = []; // Record is an array
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if (Array.isArray(chunk)) {
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// We are getting an array but the user has specified output columns. In
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// this case, we respect the columns indexes
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if (columns) {
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chunk.splice(columns.length);
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} // Cast record elements
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for (var _i = 0; _i < chunk.length; _i++) {
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var field = chunk[_i];
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var _this$__cast = this.__cast(field, {
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index: _i,
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column: _i,
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records: this.info.records,
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header: chunkIsHeader
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}),
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_this$__cast2 = _slicedToArray(_this$__cast, 2),
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err = _this$__cast2[0],
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value = _this$__cast2[1];
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if (err) {
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this.emit('error', err);
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return;
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}
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record[_i] = [value, field];
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} // Record is a literal object
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} else {
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if (columns) {
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for (var _i2 = 0; _i2 < columns.length; _i2++) {
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var _field = get(chunk, columns[_i2].key);
|
|
|
|
var _this$__cast3 = this.__cast(_field, {
|
|
index: _i2,
|
|
column: columns[_i2].key,
|
|
records: this.info.records,
|
|
header: chunkIsHeader
|
|
}),
|
|
_this$__cast4 = _slicedToArray(_this$__cast3, 2),
|
|
_err = _this$__cast4[0],
|
|
_value = _this$__cast4[1];
|
|
|
|
if (_err) {
|
|
this.emit('error', _err);
|
|
return;
|
|
}
|
|
|
|
record[_i2] = [_value, _field];
|
|
}
|
|
} else {
|
|
var _iterator2 = _createForOfIteratorHelper(chunk),
|
|
_step2;
|
|
|
|
try {
|
|
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
|
|
var column = _step2.value;
|
|
var _field2 = chunk[column];
|
|
|
|
var _this$__cast5 = this.__cast(_field2, {
|
|
index: i,
|
|
column: columns[i].key,
|
|
records: this.info.records,
|
|
header: chunkIsHeader
|
|
}),
|
|
_this$__cast6 = _slicedToArray(_this$__cast5, 2),
|
|
_err2 = _this$__cast6[0],
|
|
_value2 = _this$__cast6[1];
|
|
|
|
if (_err2) {
|
|
this.emit('error', _err2);
|
|
return;
|
|
}
|
|
|
|
record.push([_value2, _field2]);
|
|
}
|
|
} catch (err) {
|
|
_iterator2.e(err);
|
|
} finally {
|
|
_iterator2.f();
|
|
}
|
|
}
|
|
}
|
|
|
|
var csvrecord = '';
|
|
|
|
var _loop = function _loop(_i3) {
|
|
var options = void 0,
|
|
err = void 0;
|
|
|
|
var _record$_i = _slicedToArray(record[_i3], 2),
|
|
value = _record$_i[0],
|
|
field = _record$_i[1];
|
|
|
|
if (typeof value === "string") {
|
|
options = _this2.options;
|
|
} else if (isObject(value)) {
|
|
// let { value, ...options } = value
|
|
options = value;
|
|
value = options.value;
|
|
delete options.value;
|
|
|
|
if (typeof value !== "string" && value !== undefined && value !== null) {
|
|
_this2.emit("error", Error("Invalid Casting Value: returned value must return a string, null or undefined, got ".concat(JSON.stringify(value))));
|
|
|
|
return {
|
|
v: void 0
|
|
};
|
|
}
|
|
|
|
options = _objectSpread(_objectSpread({}, _this2.options), options);
|
|
|
|
if (err = _this2.normalize(options)) {
|
|
_this2.emit("error", err);
|
|
|
|
return {
|
|
v: void 0
|
|
};
|
|
}
|
|
} else if (value === undefined || value === null) {
|
|
options = _this2.options;
|
|
} else {
|
|
_this2.emit("error", Error("Invalid Casting Value: returned value must return a string, an object, null or undefined, got ".concat(JSON.stringify(value))));
|
|
|
|
return {
|
|
v: void 0
|
|
};
|
|
}
|
|
|
|
var _options = options,
|
|
delimiter = _options.delimiter,
|
|
escape = _options.escape,
|
|
quote = _options.quote,
|
|
quoted = _options.quoted,
|
|
quoted_empty = _options.quoted_empty,
|
|
quoted_string = _options.quoted_string,
|
|
quoted_match = _options.quoted_match,
|
|
record_delimiter = _options.record_delimiter;
|
|
|
|
if (value) {
|
|
if (typeof value !== 'string') {
|
|
_this2.emit("error", Error("Formatter must return a string, null or undefined, got ".concat(JSON.stringify(value))));
|
|
|
|
return {
|
|
v: null
|
|
};
|
|
}
|
|
|
|
var containsdelimiter = delimiter.length && value.indexOf(delimiter) >= 0;
|
|
var containsQuote = quote !== '' && value.indexOf(quote) >= 0;
|
|
var containsEscape = value.indexOf(escape) >= 0 && escape !== quote;
|
|
var containsRecordDelimiter = value.indexOf(record_delimiter) >= 0;
|
|
var quotedString = quoted_string && typeof field === 'string';
|
|
var quotedMatch = quoted_match && quoted_match.filter(function (quoted_match) {
|
|
if (typeof quoted_match === 'string') {
|
|
return value.indexOf(quoted_match) !== -1;
|
|
} else {
|
|
return quoted_match.test(value);
|
|
}
|
|
});
|
|
quotedMatch = quotedMatch && quotedMatch.length > 0;
|
|
var shouldQuote = containsQuote === true || containsdelimiter || containsRecordDelimiter || quoted || quotedString || quotedMatch;
|
|
|
|
if (shouldQuote === true && containsEscape === true) {
|
|
var regexp = escape === '\\' ? new RegExp(escape + escape, 'g') : new RegExp(escape, 'g');
|
|
value = value.replace(regexp, escape + escape);
|
|
}
|
|
|
|
if (containsQuote === true) {
|
|
var _regexp = new RegExp(quote, 'g');
|
|
|
|
value = value.replace(_regexp, escape + quote);
|
|
}
|
|
|
|
if (shouldQuote === true) {
|
|
value = quote + value + quote;
|
|
}
|
|
|
|
csvrecord += value;
|
|
} else if (quoted_empty === true || field === '' && quoted_string === true && quoted_empty !== false) {
|
|
csvrecord += quote + quote;
|
|
}
|
|
|
|
if (_i3 !== record.length - 1) {
|
|
csvrecord += delimiter;
|
|
}
|
|
};
|
|
|
|
for (var _i3 = 0; _i3 < record.length; _i3++) {
|
|
var _ret = _loop(_i3);
|
|
|
|
if (_typeof(_ret) === "object") return _ret.v;
|
|
}
|
|
|
|
return csvrecord;
|
|
}
|
|
}, {
|
|
key: "bom",
|
|
value: function bom() {
|
|
if (this.options.bom !== true) {
|
|
return;
|
|
}
|
|
|
|
this.push(bom_utf8);
|
|
}
|
|
}, {
|
|
key: "headers",
|
|
value: function headers() {
|
|
if (this.options.header === false) {
|
|
return;
|
|
}
|
|
|
|
if (this.options.columns === undefined) {
|
|
return;
|
|
}
|
|
|
|
var headers = this.options.columns.map(function (column) {
|
|
return column.header;
|
|
});
|
|
|
|
if (this.options.eof) {
|
|
headers = this.stringify(headers, true) + this.options.record_delimiter;
|
|
} else {
|
|
headers = this.stringify(headers);
|
|
}
|
|
|
|
this.push(headers);
|
|
}
|
|
}, {
|
|
key: "__cast",
|
|
value: function __cast(value, context) {
|
|
var type = _typeof(value);
|
|
|
|
try {
|
|
if (type === 'string') {
|
|
// Fine for 99% of the cases
|
|
return [undefined, this.options.cast.string(value, context)];
|
|
} else if (type === 'bigint') {
|
|
return [undefined, this.options.cast.bigint(value, context)];
|
|
} else if (type === 'number') {
|
|
return [undefined, this.options.cast.number(value, context)];
|
|
} else if (type === 'boolean') {
|
|
return [undefined, this.options.cast["boolean"](value, context)];
|
|
} else if (value instanceof Date) {
|
|
return [undefined, this.options.cast.date(value, context)];
|
|
} else if (type === 'object' && value !== null) {
|
|
return [undefined, this.options.cast.object(value, context)];
|
|
} else {
|
|
return [undefined, value, value];
|
|
}
|
|
} catch (err) {
|
|
return [err];
|
|
}
|
|
}
|
|
}, {
|
|
key: "normalize_columns",
|
|
value: function normalize_columns(columns) {
|
|
if (columns === undefined || columns === null) {
|
|
return undefined;
|
|
}
|
|
|
|
if (_typeof(columns) !== 'object') {
|
|
throw Error('Invalid option "columns": expect an array or an object');
|
|
}
|
|
|
|
if (!Array.isArray(columns)) {
|
|
var newcolumns = [];
|
|
|
|
for (var k in columns) {
|
|
newcolumns.push({
|
|
key: k,
|
|
header: columns[k]
|
|
});
|
|
}
|
|
|
|
columns = newcolumns;
|
|
} else {
|
|
var _newcolumns = [];
|
|
|
|
var _iterator3 = _createForOfIteratorHelper(columns),
|
|
_step3;
|
|
|
|
try {
|
|
for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
|
|
var column = _step3.value;
|
|
|
|
if (typeof column === 'string') {
|
|
_newcolumns.push({
|
|
key: column,
|
|
header: column
|
|
});
|
|
} else if (_typeof(column) === 'object' && column !== undefined && !Array.isArray(column)) {
|
|
if (!column.key) {
|
|
throw Error('Invalid column definition: property "key" is required');
|
|
}
|
|
|
|
if (column.header === undefined) {
|
|
column.header = column.key;
|
|
}
|
|
|
|
_newcolumns.push(column);
|
|
} else {
|
|
throw Error('Invalid column definition: expect a string or an object');
|
|
}
|
|
}
|
|
} catch (err) {
|
|
_iterator3.e(err);
|
|
} finally {
|
|
_iterator3.f();
|
|
}
|
|
|
|
columns = _newcolumns;
|
|
}
|
|
|
|
return columns;
|
|
}
|
|
}]);
|
|
|
|
return Stringifier;
|
|
}(Transform);
|
|
|
|
var stringify = function stringify() {
|
|
var data, options, callback;
|
|
|
|
for (var _i4 in arguments) {
|
|
var argument = arguments[_i4];
|
|
|
|
var type = _typeof(argument);
|
|
|
|
if (data === undefined && Array.isArray(argument)) {
|
|
data = argument;
|
|
} else if (options === undefined && isObject(argument)) {
|
|
options = argument;
|
|
} else if (callback === undefined && type === 'function') {
|
|
callback = argument;
|
|
} else {
|
|
throw new CsvError('CSV_INVALID_ARGUMENT', ['Invalid argument:', "got ".concat(JSON.stringify(argument), " at index ").concat(_i4)]);
|
|
}
|
|
}
|
|
|
|
var stringifier = new Stringifier(options);
|
|
|
|
if (callback) {
|
|
var chunks = [];
|
|
stringifier.on('readable', function () {
|
|
var chunk;
|
|
|
|
while ((chunk = this.read()) !== null) {
|
|
chunks.push(chunk);
|
|
}
|
|
});
|
|
stringifier.on('error', function (err) {
|
|
callback(err);
|
|
});
|
|
stringifier.on('end', function () {
|
|
callback(undefined, chunks.join(''));
|
|
});
|
|
}
|
|
|
|
if (data !== undefined) {
|
|
// Give a chance for events to be registered later
|
|
if (typeof setImmediate === 'function') {
|
|
setImmediate(function () {
|
|
var _iterator4 = _createForOfIteratorHelper(data),
|
|
_step4;
|
|
|
|
try {
|
|
for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
|
|
var record = _step4.value;
|
|
stringifier.write(record);
|
|
}
|
|
} catch (err) {
|
|
_iterator4.e(err);
|
|
} finally {
|
|
_iterator4.f();
|
|
}
|
|
|
|
stringifier.end();
|
|
});
|
|
} else {
|
|
var _iterator5 = _createForOfIteratorHelper(data),
|
|
_step5;
|
|
|
|
try {
|
|
for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
|
|
var record = _step5.value;
|
|
stringifier.write(record);
|
|
}
|
|
} catch (err) {
|
|
_iterator5.e(err);
|
|
} finally {
|
|
_iterator5.f();
|
|
}
|
|
|
|
stringifier.end();
|
|
}
|
|
}
|
|
|
|
return stringifier;
|
|
};
|
|
|
|
var CsvError = /*#__PURE__*/function (_Error) {
|
|
_inherits(CsvError, _Error);
|
|
|
|
var _super2 = _createSuper(CsvError);
|
|
|
|
function CsvError(code, message) {
|
|
var _this3;
|
|
|
|
_classCallCheck(this, CsvError);
|
|
|
|
if (Array.isArray(message)) message = message.join(' ');
|
|
_this3 = _super2.call(this, message);
|
|
|
|
if (Error.captureStackTrace !== undefined) {
|
|
Error.captureStackTrace(_assertThisInitialized(_this3), CsvError);
|
|
}
|
|
|
|
_this3.code = code;
|
|
|
|
for (var _len = arguments.length, contexts = new Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
|
|
contexts[_key - 2] = arguments[_key];
|
|
}
|
|
|
|
for (var _i5 = 0, _contexts = contexts; _i5 < _contexts.length; _i5++) {
|
|
var context = _contexts[_i5];
|
|
|
|
for (var key in context) {
|
|
var value = context[key];
|
|
_this3[key] = Buffer.isBuffer(value) ? value.toString() : value == null ? value : JSON.parse(JSON.stringify(value));
|
|
}
|
|
}
|
|
|
|
return _this3;
|
|
}
|
|
|
|
return CsvError;
|
|
}( /*#__PURE__*/_wrapNativeSuper(Error));
|
|
|
|
stringify.Stringifier = Stringifier;
|
|
stringify.CsvError = CsvError;
|
|
module.exports = stringify;
|
|
|
|
var isObject = function isObject(obj) {
|
|
return _typeof(obj) === 'object' && obj !== null && !Array.isArray(obj);
|
|
};
|
|
|
|
var underscore = function underscore(str) {
|
|
return str.replace(/([A-Z])/g, function (_, match) {
|
|
return '_' + match.toLowerCase();
|
|
});
|
|
}; // Lodash implementation of `get`
|
|
|
|
|
|
var charCodeOfDot = '.'.charCodeAt(0);
|
|
var reEscapeChar = /\\(\\)?/g;
|
|
var rePropName = RegExp( // Match anything that isn't a dot or bracket.
|
|
'[^.[\\]]+' + '|' + // Or match property names within brackets.
|
|
'\\[(?:' + // Match a non-string expression.
|
|
'([^"\'][^[]*)' + '|' + // Or match strings (supports escaping characters).
|
|
'(["\'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2' + ')\\]' + '|' + // Or match "" as the space between consecutive dots or empty brackets.
|
|
'(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))', 'g');
|
|
var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/;
|
|
var reIsPlainProp = /^\w*$/;
|
|
|
|
var getTag = function getTag(value) {
|
|
if (!value) value === undefined ? '[object Undefined]' : '[object Null]';
|
|
return Object.prototype.toString.call(value);
|
|
};
|
|
|
|
var isKey = function isKey(value, object) {
|
|
if (Array.isArray(value)) {
|
|
return false;
|
|
}
|
|
|
|
var type = _typeof(value);
|
|
|
|
if (type === 'number' || type === 'symbol' || type === 'boolean' || !value || isSymbol(value)) {
|
|
return true;
|
|
}
|
|
|
|
return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || object != null && value in Object(object);
|
|
};
|
|
|
|
var isSymbol = function isSymbol(value) {
|
|
var type = _typeof(value);
|
|
|
|
return type === 'symbol' || type === 'object' && value && getTag(value) === '[object Symbol]';
|
|
};
|
|
|
|
var stringToPath = function stringToPath(string) {
|
|
var result = [];
|
|
|
|
if (string.charCodeAt(0) === charCodeOfDot) {
|
|
result.push('');
|
|
}
|
|
|
|
string.replace(rePropName, function (match, expression, quote, subString) {
|
|
var key = match;
|
|
|
|
if (quote) {
|
|
key = subString.replace(reEscapeChar, '$1');
|
|
} else if (expression) {
|
|
key = expression.trim();
|
|
}
|
|
|
|
result.push(key);
|
|
});
|
|
return result;
|
|
};
|
|
|
|
var castPath = function castPath(value, object) {
|
|
if (Array.isArray(value)) {
|
|
return value;
|
|
} else {
|
|
return isKey(value, object) ? [value] : stringToPath(value);
|
|
}
|
|
};
|
|
|
|
var toKey = function toKey(value) {
|
|
if (typeof value === 'string' || isSymbol(value)) return value;
|
|
var result = "".concat(value);
|
|
return result == '0' && 1 / value == -INFINITY ? '-0' : result;
|
|
};
|
|
|
|
var get = function get(object, path) {
|
|
path = castPath(path, object);
|
|
var index = 0;
|
|
var length = path.length;
|
|
|
|
while (object != null && index < length) {
|
|
object = object[toKey(path[index++])];
|
|
}
|
|
|
|
return index && index === length ? object : undefined;
|
|
}; |