"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 isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
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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 _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 _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
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function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
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function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_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 _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
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function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
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function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
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function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; 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 _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } 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 _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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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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/*
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CSV Parse
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Please look at the [project documentation](https://csv.js.org/parse/) 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 ResizeableBuffer = require('./ResizeableBuffer');
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var tab = 9;
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var nl = 10;
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var np = 12;
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var cr = 13;
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var space = 32;
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var bom_utf8 = Buffer.from([239, 187, 191]);
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var Parser = /*#__PURE__*/function (_Transform) {
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_inherits(Parser, _Transform);
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function Parser() {
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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, Parser);
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_this = _possibleConstructorReturn(this, _getPrototypeOf(Parser).call(this, _objectSpread({}, {
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readableObjectMode: true
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}, {}, opts)));
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var options = {}; // 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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} // Normalize option `bom`
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|
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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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throw new CsvError('CSV_INVALID_OPTION_BOM', ['Invalid option bom:', 'bom must be true,', "got ".concat(JSON.stringify(options.bom))]);
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} // Normalize option `cast`
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var fnCastField = null;
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if (options.cast === undefined || options.cast === null || options.cast === false || options.cast === '') {
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options.cast = undefined;
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} else if (typeof options.cast === 'function') {
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fnCastField = options.cast;
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options.cast = true;
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} else if (options.cast !== true) {
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throw new CsvError('CSV_INVALID_OPTION_CAST', ['Invalid option cast:', 'cast must be true or a function,', "got ".concat(JSON.stringify(options.cast))]);
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} // Normalize option `cast_date`
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if (options.cast_date === undefined || options.cast_date === null || options.cast_date === false || options.cast_date === '') {
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options.cast_date = false;
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} else if (options.cast_date === true) {
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options.cast_date = function (value) {
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var date = Date.parse(value);
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return !isNaN(date) ? new Date(date) : value;
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};
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} else if (typeof options.cast_date !== 'function') {
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throw new CsvError('CSV_INVALID_OPTION_CAST_DATE', ['Invalid option cast_date:', 'cast_date must be true or a function,', "got ".concat(JSON.stringify(options.cast_date))]);
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} // Normalize option `columns`
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var fnFirstLineToHeaders = null;
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if (options.columns === true) {
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// Fields in the first line are converted as-is to columns
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fnFirstLineToHeaders = undefined;
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} else if (typeof options.columns === 'function') {
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fnFirstLineToHeaders = options.columns;
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options.columns = true;
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} else if (Array.isArray(options.columns)) {
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options.columns = normalizeColumnsArray(options.columns);
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} else if (options.columns === undefined || options.columns === null || options.columns === false) {
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options.columns = false;
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} else {
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throw new CsvError('CSV_INVALID_OPTION_COLUMNS', ['Invalid option columns:', 'expect an object, a function or true,', "got ".concat(JSON.stringify(options.columns))]);
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} // Normalize option `columns_duplicates_to_array`
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|
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if (options.columns_duplicates_to_array === undefined || options.columns_duplicates_to_array === null || options.columns_duplicates_to_array === false) {
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options.columns_duplicates_to_array = false;
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} else if (options.columns_duplicates_to_array !== true) {
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throw new CsvError('CSV_INVALID_OPTION_COLUMNS_DUPLICATES_TO_ARRAY', ['Invalid option columns_duplicates_to_array:', 'expect an boolean,', "got ".concat(JSON.stringify(options.columns_duplicates_to_array))]);
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} // Normalize option `comment`
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if (options.comment === undefined || options.comment === null || options.comment === false || options.comment === '') {
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options.comment = null;
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} else {
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if (typeof options.comment === 'string') {
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options.comment = Buffer.from(options.comment);
|
}
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if (!Buffer.isBuffer(options.comment)) {
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throw new CsvError('CSV_INVALID_OPTION_COMMENT', ['Invalid option comment:', 'comment must be a buffer or a string,', "got ".concat(JSON.stringify(options.comment))]);
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}
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} // Normalize option `delimiter`
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|
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var delimiter_json = JSON.stringify(options.delimiter);
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if (!Array.isArray(options.delimiter)) options.delimiter = [options.delimiter];
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|
if (options.delimiter.length === 0) {
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throw new CsvError('CSV_INVALID_OPTION_DELIMITER', ['Invalid option delimiter:', 'delimiter must be a non empty string or buffer or array of string|buffer,', "got ".concat(delimiter_json)]);
|
}
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options.delimiter = options.delimiter.map(function (delimiter) {
|
if (delimiter === undefined || delimiter === null || delimiter === false) {
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return Buffer.from(',');
|
}
|
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if (typeof delimiter === 'string') {
|
delimiter = Buffer.from(delimiter);
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}
|
|
if (!Buffer.isBuffer(delimiter) || delimiter.length === 0) {
|
throw new CsvError('CSV_INVALID_OPTION_DELIMITER', ['Invalid option delimiter:', 'delimiter must be a non empty string or buffer or array of string|buffer,', "got ".concat(delimiter_json)]);
|
}
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|
return delimiter;
|
}); // Normalize option `escape`
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|
if (options.escape === undefined || options.escape === null) {
|
options.escape = Buffer.from('"');
|
} else if (typeof options.escape === 'string') {
|
options.escape = Buffer.from(options.escape);
|
}
|
|
if (!Buffer.isBuffer(options.escape)) {
|
throw new Error("Invalid Option: escape must be a buffer or a string, got ".concat(JSON.stringify(options.escape)));
|
} else if (options.escape.length !== 1) {
|
throw new Error("Invalid Option Length: escape must be one character, got ".concat(options.escape.length));
|
} else {
|
options.escape = options.escape[0];
|
} // Normalize option `from`
|
|
|
if (options.from === undefined || options.from === null) {
|
options.from = 1;
|
} else {
|
if (typeof options.from === 'string' && /\d+/.test(options.from)) {
|
options.from = parseInt(options.from);
|
}
|
|
if (Number.isInteger(options.from)) {
|
if (options.from < 0) {
|
throw new Error("Invalid Option: from must be a positive integer, got ".concat(JSON.stringify(opts.from)));
|
}
|
} else {
|
throw new Error("Invalid Option: from must be an integer, got ".concat(JSON.stringify(options.from)));
|
}
|
} // Normalize option `from_line`
|
|
|
if (options.from_line === undefined || options.from_line === null) {
|
options.from_line = 1;
|
} else {
|
if (typeof options.from_line === 'string' && /\d+/.test(options.from_line)) {
|
options.from_line = parseInt(options.from_line);
|
}
|
|
if (Number.isInteger(options.from_line)) {
|
if (options.from_line <= 0) {
|
throw new Error("Invalid Option: from_line must be a positive integer greater than 0, got ".concat(JSON.stringify(opts.from_line)));
|
}
|
} else {
|
throw new Error("Invalid Option: from_line must be an integer, got ".concat(JSON.stringify(opts.from_line)));
|
}
|
} // Normalize option `info`
|
|
|
if (options.info === undefined || options.info === null || options.info === false) {
|
options.info = false;
|
} else if (options.info !== true) {
|
throw new Error("Invalid Option: info must be true, got ".concat(JSON.stringify(options.info)));
|
} // Normalize option `max_record_size`
|
|
|
if (options.max_record_size === undefined || options.max_record_size === null || options.max_record_size === false) {
|
options.max_record_size = 0;
|
} else if (Number.isInteger(options.max_record_size) && options.max_record_size >= 0) {// Great, nothing to do
|
} else if (typeof options.max_record_size === 'string' && /\d+/.test(options.max_record_size)) {
|
options.max_record_size = parseInt(options.max_record_size);
|
} else {
|
throw new Error("Invalid Option: max_record_size must be a positive integer, got ".concat(JSON.stringify(options.max_record_size)));
|
} // Normalize option `objname`
|
|
|
if (options.objname === undefined || options.objname === null || options.objname === false) {
|
options.objname = undefined;
|
} else if (Buffer.isBuffer(options.objname)) {
|
if (options.objname.length === 0) {
|
throw new Error("Invalid Option: objname must be a non empty buffer");
|
}
|
|
options.objname = options.objname.toString();
|
} else if (typeof options.objname === 'string') {
|
if (options.objname.length === 0) {
|
throw new Error("Invalid Option: objname must be a non empty string");
|
} // Great, nothing to do
|
|
} else {
|
throw new Error("Invalid Option: objname must be a string or a buffer, got ".concat(options.objname));
|
} // Normalize option `on_record`
|
|
|
if (options.on_record === undefined || options.on_record === null) {
|
options.on_record = undefined;
|
} else if (typeof options.on_record !== 'function') {
|
throw new CsvError('CSV_INVALID_OPTION_ON_RECORD', ['Invalid option `on_record`:', 'expect a function,', "got ".concat(JSON.stringify(options.on_record))]);
|
} // Normalize option `quote`
|
|
|
if (options.quote === null || options.quote === false || options.quote === '') {
|
options.quote = null;
|
} else {
|
if (options.quote === undefined || options.quote === true) {
|
options.quote = Buffer.from('"');
|
} else if (typeof options.quote === 'string') {
|
options.quote = Buffer.from(options.quote);
|
}
|
|
if (!Buffer.isBuffer(options.quote)) {
|
throw new Error("Invalid Option: quote must be a buffer or a string, got ".concat(JSON.stringify(options.quote)));
|
} else if (options.quote.length !== 1) {
|
throw new Error("Invalid Option Length: quote must be one character, got ".concat(options.quote.length));
|
} else {
|
options.quote = options.quote[0];
|
}
|
} // Normalize option `raw`
|
|
|
if (options.raw === undefined || options.raw === null || options.raw === false) {
|
options.raw = false;
|
} else if (options.raw !== true) {
|
throw new Error("Invalid Option: raw must be true, got ".concat(JSON.stringify(options.raw)));
|
} // Normalize option `record_delimiter`
|
|
|
if (!options.record_delimiter) {
|
options.record_delimiter = [];
|
} else if (!Array.isArray(options.record_delimiter)) {
|
options.record_delimiter = [options.record_delimiter];
|
}
|
|
options.record_delimiter = options.record_delimiter.map(function (rd) {
|
if (typeof rd === 'string') {
|
rd = Buffer.from(rd);
|
}
|
|
return rd;
|
}); // Normalize option `relax`
|
|
if (typeof options.relax === 'boolean') {// Great, nothing to do
|
} else if (options.relax === undefined || options.relax === null) {
|
options.relax = false;
|
} else {
|
throw new Error("Invalid Option: relax must be a boolean, got ".concat(JSON.stringify(options.relax)));
|
} // Normalize option `relax_column_count`
|
|
|
if (typeof options.relax_column_count === 'boolean') {// Great, nothing to do
|
} else if (options.relax_column_count === undefined || options.relax_column_count === null) {
|
options.relax_column_count = false;
|
} else {
|
throw new Error("Invalid Option: relax_column_count must be a boolean, got ".concat(JSON.stringify(options.relax_column_count)));
|
}
|
|
if (typeof options.relax_column_count_less === 'boolean') {// Great, nothing to do
|
} else if (options.relax_column_count_less === undefined || options.relax_column_count_less === null) {
|
options.relax_column_count_less = false;
|
} else {
|
throw new Error("Invalid Option: relax_column_count_less must be a boolean, got ".concat(JSON.stringify(options.relax_column_count_less)));
|
}
|
|
if (typeof options.relax_column_count_more === 'boolean') {// Great, nothing to do
|
} else if (options.relax_column_count_more === undefined || options.relax_column_count_more === null) {
|
options.relax_column_count_more = false;
|
} else {
|
throw new Error("Invalid Option: relax_column_count_more must be a boolean, got ".concat(JSON.stringify(options.relax_column_count_more)));
|
} // Normalize option `skip_empty_lines`
|
|
|
if (typeof options.skip_empty_lines === 'boolean') {// Great, nothing to do
|
} else if (options.skip_empty_lines === undefined || options.skip_empty_lines === null) {
|
options.skip_empty_lines = false;
|
} else {
|
throw new Error("Invalid Option: skip_empty_lines must be a boolean, got ".concat(JSON.stringify(options.skip_empty_lines)));
|
} // Normalize option `skip_lines_with_empty_values`
|
|
|
if (typeof options.skip_lines_with_empty_values === 'boolean') {// Great, nothing to do
|
} else if (options.skip_lines_with_empty_values === undefined || options.skip_lines_with_empty_values === null) {
|
options.skip_lines_with_empty_values = false;
|
} else {
|
throw new Error("Invalid Option: skip_lines_with_empty_values must be a boolean, got ".concat(JSON.stringify(options.skip_lines_with_empty_values)));
|
} // Normalize option `skip_lines_with_error`
|
|
|
if (typeof options.skip_lines_with_error === 'boolean') {// Great, nothing to do
|
} else if (options.skip_lines_with_error === undefined || options.skip_lines_with_error === null) {
|
options.skip_lines_with_error = false;
|
} else {
|
throw new Error("Invalid Option: skip_lines_with_error must be a boolean, got ".concat(JSON.stringify(options.skip_lines_with_error)));
|
} // Normalize option `rtrim`
|
|
|
if (options.rtrim === undefined || options.rtrim === null || options.rtrim === false) {
|
options.rtrim = false;
|
} else if (options.rtrim !== true) {
|
throw new Error("Invalid Option: rtrim must be a boolean, got ".concat(JSON.stringify(options.rtrim)));
|
} // Normalize option `ltrim`
|
|
|
if (options.ltrim === undefined || options.ltrim === null || options.ltrim === false) {
|
options.ltrim = false;
|
} else if (options.ltrim !== true) {
|
throw new Error("Invalid Option: ltrim must be a boolean, got ".concat(JSON.stringify(options.ltrim)));
|
} // Normalize option `trim`
|
|
|
if (options.trim === undefined || options.trim === null || options.trim === false) {
|
options.trim = false;
|
} else if (options.trim !== true) {
|
throw new Error("Invalid Option: trim must be a boolean, got ".concat(JSON.stringify(options.trim)));
|
} // Normalize options `trim`, `ltrim` and `rtrim`
|
|
|
if (options.trim === true && opts.ltrim !== false) {
|
options.ltrim = true;
|
} else if (options.ltrim !== true) {
|
options.ltrim = false;
|
}
|
|
if (options.trim === true && opts.rtrim !== false) {
|
options.rtrim = true;
|
} else if (options.rtrim !== true) {
|
options.rtrim = false;
|
} // Normalize option `to`
|
|
|
if (options.to === undefined || options.to === null) {
|
options.to = -1;
|
} else {
|
if (typeof options.to === 'string' && /\d+/.test(options.to)) {
|
options.to = parseInt(options.to);
|
}
|
|
if (Number.isInteger(options.to)) {
|
if (options.to <= 0) {
|
throw new Error("Invalid Option: to must be a positive integer greater than 0, got ".concat(JSON.stringify(opts.to)));
|
}
|
} else {
|
throw new Error("Invalid Option: to must be an integer, got ".concat(JSON.stringify(opts.to)));
|
}
|
} // Normalize option `to_line`
|
|
|
if (options.to_line === undefined || options.to_line === null) {
|
options.to_line = -1;
|
} else {
|
if (typeof options.to_line === 'string' && /\d+/.test(options.to_line)) {
|
options.to_line = parseInt(options.to_line);
|
}
|
|
if (Number.isInteger(options.to_line)) {
|
if (options.to_line <= 0) {
|
throw new Error("Invalid Option: to_line must be a positive integer greater than 0, got ".concat(JSON.stringify(opts.to_line)));
|
}
|
} else {
|
throw new Error("Invalid Option: to_line must be an integer, got ".concat(JSON.stringify(opts.to_line)));
|
}
|
}
|
|
_this.info = {
|
comment_lines: 0,
|
empty_lines: 0,
|
invalid_field_length: 0,
|
lines: 1,
|
records: 0
|
};
|
_this.options = options;
|
_this.state = {
|
bomSkipped: false,
|
castField: fnCastField,
|
commenting: false,
|
enabled: options.from_line === 1,
|
escaping: false,
|
escapeIsQuote: options.escape === options.quote,
|
expectedRecordLength: options.columns === null ? 0 : options.columns.length,
|
field: new ResizeableBuffer(20),
|
firstLineToHeaders: fnFirstLineToHeaders,
|
info: Object.assign({}, _this.info),
|
previousBuf: undefined,
|
quoting: false,
|
stop: false,
|
rawBuffer: new ResizeableBuffer(100),
|
record: [],
|
recordHasError: false,
|
record_length: 0,
|
recordDelimiterMaxLength: options.record_delimiter.length === 0 ? 2 : Math.max.apply(Math, _toConsumableArray(options.record_delimiter.map(function (v) {
|
return v.length;
|
}))),
|
trimChars: [Buffer.from(' ')[0], Buffer.from('\t')[0]],
|
wasQuoting: false,
|
wasRowDelimiter: false
|
};
|
return _this;
|
} // Implementation of `Transform._transform`
|
|
|
_createClass(Parser, [{
|
key: "_transform",
|
value: function _transform(buf, encoding, callback) {
|
if (this.state.stop === true) {
|
return;
|
}
|
|
var err = this.__parse(buf, false);
|
|
if (err !== undefined) {
|
this.state.stop = true;
|
}
|
|
callback(err);
|
} // Implementation of `Transform._flush`
|
|
}, {
|
key: "_flush",
|
value: function _flush(callback) {
|
if (this.state.stop === true) {
|
return;
|
}
|
|
var err = this.__parse(undefined, true);
|
|
callback(err);
|
} // Central parser implementation
|
|
}, {
|
key: "__parse",
|
value: function __parse(nextBuf, end) {
|
var _this$options = this.options,
|
bom = _this$options.bom,
|
comment = _this$options.comment,
|
escape = _this$options.escape,
|
from_line = _this$options.from_line,
|
info = _this$options.info,
|
ltrim = _this$options.ltrim,
|
max_record_size = _this$options.max_record_size,
|
quote = _this$options.quote,
|
raw = _this$options.raw,
|
relax = _this$options.relax,
|
rtrim = _this$options.rtrim,
|
skip_empty_lines = _this$options.skip_empty_lines,
|
to = _this$options.to,
|
to_line = _this$options.to_line;
|
var record_delimiter = this.options.record_delimiter;
|
var _this$state = this.state,
|
bomSkipped = _this$state.bomSkipped,
|
previousBuf = _this$state.previousBuf,
|
rawBuffer = _this$state.rawBuffer,
|
escapeIsQuote = _this$state.escapeIsQuote;
|
var buf;
|
|
if (previousBuf === undefined) {
|
if (nextBuf === undefined) {
|
// Handle empty string
|
this.push(null);
|
return;
|
} else {
|
buf = nextBuf;
|
}
|
} else if (previousBuf !== undefined && nextBuf === undefined) {
|
buf = previousBuf;
|
} else {
|
buf = Buffer.concat([previousBuf, nextBuf]);
|
} // Handle UTF BOM
|
|
|
if (bomSkipped === false) {
|
if (bom === false) {
|
this.state.bomSkipped = true;
|
} else if (buf.length < 3) {
|
// No enough data
|
if (end === false) {
|
// Wait for more data
|
this.state.previousBuf = buf;
|
return;
|
} // skip BOM detect because data length < 3
|
|
} else {
|
if (bom_utf8.compare(buf, 0, 3) === 0) {
|
// Skip BOM
|
buf = buf.slice(3);
|
}
|
|
this.state.bomSkipped = true;
|
}
|
}
|
|
var bufLen = buf.length;
|
var pos;
|
|
for (pos = 0; pos < bufLen; pos++) {
|
// Ensure we get enough space to look ahead
|
// There should be a way to move this out of the loop
|
if (this.__needMoreData(pos, bufLen, end)) {
|
break;
|
}
|
|
if (this.state.wasRowDelimiter === true) {
|
this.info.lines++;
|
|
if (info === true && this.state.record.length === 0 && this.state.field.length === 0 && this.state.wasQuoting === false) {
|
this.state.info = Object.assign({}, this.info);
|
}
|
|
this.state.wasRowDelimiter = false;
|
}
|
|
if (to_line !== -1 && this.info.lines > to_line) {
|
this.state.stop = true;
|
this.push(null);
|
return;
|
} // Auto discovery of record_delimiter, unix, mac and windows supported
|
|
|
if (this.state.quoting === false && record_delimiter.length === 0) {
|
var record_delimiterCount = this.__autoDiscoverRowDelimiter(buf, pos);
|
|
if (record_delimiterCount) {
|
record_delimiter = this.options.record_delimiter;
|
}
|
}
|
|
var chr = buf[pos];
|
|
if (raw === true) {
|
rawBuffer.append(chr);
|
}
|
|
if ((chr === cr || chr === nl) && this.state.wasRowDelimiter === false) {
|
this.state.wasRowDelimiter = true;
|
} // Previous char was a valid escape char
|
// treat the current char as a regular char
|
|
|
if (this.state.escaping === true) {
|
this.state.escaping = false;
|
} else {
|
// Escape is only active inside quoted fields
|
// We are quoting, the char is an escape chr and there is a chr to escape
|
if (this.state.quoting === true && chr === escape && pos + 1 < bufLen) {
|
if (escapeIsQuote) {
|
if (buf[pos + 1] === quote) {
|
this.state.escaping = true;
|
continue;
|
}
|
} else {
|
this.state.escaping = true;
|
continue;
|
}
|
} // Not currently escaping and chr is a quote
|
// TODO: need to compare bytes instead of single char
|
|
|
if (this.state.commenting === false && chr === quote) {
|
if (this.state.quoting === true) {
|
var nextChr = buf[pos + 1];
|
|
var isNextChrTrimable = rtrim && this.__isCharTrimable(nextChr); // const isNextChrComment = nextChr === comment
|
|
|
var isNextChrComment = comment !== null && this.__compareBytes(comment, buf, pos + 1, nextChr);
|
|
var isNextChrDelimiter = this.__isDelimiter(nextChr, buf, pos + 1);
|
|
var isNextChrRowDelimiter = record_delimiter.length === 0 ? this.__autoDiscoverRowDelimiter(buf, pos + 1) : this.__isRecordDelimiter(nextChr, buf, pos + 1); // Escape a quote
|
// Treat next char as a regular character
|
// TODO: need to compare bytes instead of single char
|
|
if (chr === escape && nextChr === quote) {
|
pos++;
|
} else if (!nextChr || isNextChrDelimiter || isNextChrRowDelimiter || isNextChrComment || isNextChrTrimable) {
|
this.state.quoting = false;
|
this.state.wasQuoting = true;
|
continue;
|
} else if (relax === false) {
|
var err = this.__error(new CsvError('CSV_INVALID_CLOSING_QUOTE', ['Invalid Closing Quote:', "got \"".concat(String.fromCharCode(nextChr), "\""), "at line ".concat(this.info.lines), 'instead of delimiter, row delimiter, trimable character', '(if activated) or comment'], this.__context()));
|
|
if (err !== undefined) return err;
|
} else {
|
this.state.quoting = false;
|
this.state.wasQuoting = true; // continue
|
|
this.state.field.prepend(quote);
|
}
|
} else {
|
if (this.state.field.length !== 0) {
|
// In relax mode, treat opening quote preceded by chrs as regular
|
if (relax === false) {
|
var _err = this.__error(new CsvError('INVALID_OPENING_QUOTE', ['Invalid Opening Quote:', "a quote is found inside a field at line ".concat(this.info.lines)], this.__context(), {
|
field: this.state.field
|
}));
|
|
if (_err !== undefined) return _err;
|
}
|
} else {
|
this.state.quoting = true;
|
continue;
|
}
|
}
|
}
|
|
if (this.state.quoting === false) {
|
var recordDelimiterLength = this.__isRecordDelimiter(chr, buf, pos);
|
|
if (recordDelimiterLength !== 0) {
|
// Do not emit comments which take a full line
|
var skipCommentLine = this.state.commenting && this.state.wasQuoting === false && this.state.record.length === 0 && this.state.field.length === 0;
|
|
if (skipCommentLine) {
|
this.info.comment_lines++; // Skip full comment line
|
} else {
|
// Skip if line is empty and skip_empty_lines activated
|
if (skip_empty_lines === true && this.state.wasQuoting === false && this.state.record.length === 0 && this.state.field.length === 0) {
|
this.info.empty_lines++;
|
pos += recordDelimiterLength - 1;
|
continue;
|
} // Activate records emition if above from_line
|
|
|
if (this.state.enabled === false && this.info.lines + (this.state.wasRowDelimiter === true ? 1 : 0) >= from_line) {
|
this.state.enabled = true;
|
|
this.__resetField();
|
|
this.__resetRow();
|
|
pos += recordDelimiterLength - 1;
|
continue;
|
} else {
|
var errField = this.__onField();
|
|
if (errField !== undefined) return errField;
|
|
var errRecord = this.__onRow();
|
|
if (errRecord !== undefined) return errRecord;
|
}
|
|
if (to !== -1 && this.info.records >= to) {
|
this.state.stop = true;
|
this.push(null);
|
return;
|
}
|
}
|
|
this.state.commenting = false;
|
pos += recordDelimiterLength - 1;
|
continue;
|
}
|
|
if (this.state.commenting) {
|
continue;
|
}
|
|
var commentCount = comment === null ? 0 : this.__compareBytes(comment, buf, pos, chr);
|
|
if (commentCount !== 0) {
|
this.state.commenting = true;
|
continue;
|
}
|
|
var delimiterLength = this.__isDelimiter(chr, buf, pos);
|
|
if (delimiterLength !== 0) {
|
var _errField = this.__onField();
|
|
if (_errField !== undefined) return _errField;
|
pos += delimiterLength - 1;
|
continue;
|
}
|
}
|
}
|
|
if (this.state.commenting === false) {
|
if (max_record_size !== 0 && this.state.record_length + this.state.field.length > max_record_size) {
|
var _err2 = this.__error(new CsvError('CSV_MAX_RECORD_SIZE', ['Max Record Size:', 'record exceed the maximum number of tolerated bytes', "of ".concat(max_record_size), "at line ".concat(this.info.lines)], this.__context()));
|
|
if (_err2 !== undefined) return _err2;
|
}
|
}
|
|
var lappend = ltrim === false || this.state.quoting === true || this.state.field.length !== 0 || !this.__isCharTrimable(chr); // rtrim in non quoting is handle in __onField
|
|
var rappend = rtrim === false || this.state.wasQuoting === false;
|
|
if (lappend === true && rappend === true) {
|
this.state.field.append(chr);
|
} else if (rtrim === true && !this.__isCharTrimable(chr)) {
|
var _err3 = this.__error(new CsvError('CSV_NON_TRIMABLE_CHAR_AFTER_CLOSING_QUOTE', ['Invalid Closing Quote:', 'found non trimable byte after quote', "at line ".concat(this.info.lines)], this.__context()));
|
|
if (_err3 !== undefined) return _err3;
|
}
|
}
|
|
if (end === true) {
|
// Ensure we are not ending in a quoting state
|
if (this.state.quoting === true) {
|
var _err4 = this.__error(new CsvError('CSV_QUOTE_NOT_CLOSED', ['Quote Not Closed:', "the parsing is finished with an opening quote at line ".concat(this.info.lines)], this.__context()));
|
|
if (_err4 !== undefined) return _err4;
|
} else {
|
// Skip last line if it has no characters
|
if (this.state.wasQuoting === true || this.state.record.length !== 0 || this.state.field.length !== 0) {
|
var _errField2 = this.__onField();
|
|
if (_errField2 !== undefined) return _errField2;
|
|
var _errRecord = this.__onRow();
|
|
if (_errRecord !== undefined) return _errRecord;
|
} else if (this.state.wasRowDelimiter === true) {
|
this.info.empty_lines++;
|
} else if (this.state.commenting === true) {
|
this.info.comment_lines++;
|
}
|
}
|
} else {
|
this.state.previousBuf = buf.slice(pos);
|
}
|
|
if (this.state.wasRowDelimiter === true) {
|
this.info.lines++;
|
this.state.wasRowDelimiter = false;
|
}
|
} // Helper to test if a character is a space or a line delimiter
|
|
}, {
|
key: "__isCharTrimable",
|
value: function __isCharTrimable(chr) {
|
return chr === space || chr === tab || chr === cr || chr === nl || chr === np;
|
}
|
}, {
|
key: "__onRow",
|
value: function __onRow() {
|
var _this$options2 = this.options,
|
columns = _this$options2.columns,
|
columns_duplicates_to_array = _this$options2.columns_duplicates_to_array,
|
info = _this$options2.info,
|
from = _this$options2.from,
|
relax_column_count = _this$options2.relax_column_count,
|
relax_column_count_less = _this$options2.relax_column_count_less,
|
relax_column_count_more = _this$options2.relax_column_count_more,
|
raw = _this$options2.raw,
|
skip_lines_with_empty_values = _this$options2.skip_lines_with_empty_values;
|
var _this$state2 = this.state,
|
enabled = _this$state2.enabled,
|
record = _this$state2.record;
|
|
if (enabled === false) {
|
return this.__resetRow();
|
} // Convert the first line into column names
|
|
|
var recordLength = record.length;
|
|
if (columns === true) {
|
if (isRecordEmpty(record)) {
|
this.__resetRow();
|
|
return;
|
}
|
|
return this.__firstLineToColumns(record);
|
}
|
|
if (columns === false && this.info.records === 0) {
|
this.state.expectedRecordLength = recordLength;
|
}
|
|
if (recordLength !== this.state.expectedRecordLength) {
|
if (relax_column_count === true || relax_column_count_less === true && recordLength < this.state.expectedRecordLength || relax_column_count_more === true && recordLength > this.state.expectedRecordLength) {
|
this.info.invalid_field_length++;
|
} else {
|
if (columns === false) {
|
var err = this.__error(new CsvError('CSV_INCONSISTENT_RECORD_LENGTH', ['Invalid Record Length:', "expect ".concat(this.state.expectedRecordLength, ","), "got ".concat(recordLength, " on line ").concat(this.info.lines)], this.__context(), {
|
record: record
|
}));
|
|
if (err !== undefined) return err;
|
} else {
|
var _err5 = this.__error( // CSV_INVALID_RECORD_LENGTH_DONT_MATCH_COLUMNS
|
new CsvError('CSV_RECORD_DONT_MATCH_COLUMNS_LENGTH', ['Invalid Record Length:', "columns length is ".concat(columns.length, ","), // rename columns
|
"got ".concat(recordLength, " on line ").concat(this.info.lines)], this.__context(), {
|
record: record
|
}));
|
|
if (_err5 !== undefined) return _err5;
|
}
|
}
|
}
|
|
if (skip_lines_with_empty_values === true) {
|
if (isRecordEmpty(record)) {
|
this.__resetRow();
|
|
return;
|
}
|
}
|
|
if (this.state.recordHasError === true) {
|
this.__resetRow();
|
|
this.state.recordHasError = false;
|
return;
|
}
|
|
this.info.records++;
|
|
if (from === 1 || this.info.records >= from) {
|
if (columns !== false) {
|
var obj = {}; // Transform record array to an object
|
|
for (var i = 0, l = record.length; i < l; i++) {
|
if (columns[i] === undefined || columns[i].disabled) continue; // obj[columns[i].name] = record[i]
|
// Turn duplicate columns into an array
|
|
if (columns_duplicates_to_array === true && obj[columns[i].name]) {
|
if (Array.isArray(obj[columns[i].name])) {
|
obj[columns[i].name] = obj[columns[i].name].concat(record[i]);
|
} else {
|
obj[columns[i].name] = [obj[columns[i].name], record[i]];
|
}
|
} else {
|
obj[columns[i].name] = record[i];
|
}
|
}
|
|
var objname = this.options.objname;
|
|
if (objname === undefined) {
|
if (raw === true || info === true) {
|
var _err6 = this.__push(Object.assign({
|
record: obj
|
}, raw === true ? {
|
raw: this.state.rawBuffer.toString()
|
} : {}, info === true ? {
|
info: this.state.info
|
} : {}));
|
|
if (_err6) {
|
return _err6;
|
}
|
} else {
|
var _err7 = this.__push(obj);
|
|
if (_err7) {
|
return _err7;
|
}
|
}
|
} else {
|
if (raw === true || info === true) {
|
var _err8 = this.__push(Object.assign({
|
record: [obj[objname], obj]
|
}, raw === true ? {
|
raw: this.state.rawBuffer.toString()
|
} : {}, info === true ? {
|
info: this.state.info
|
} : {}));
|
|
if (_err8) {
|
return _err8;
|
}
|
} else {
|
var _err9 = this.__push([obj[objname], obj]);
|
|
if (_err9) {
|
return _err9;
|
}
|
}
|
}
|
} else {
|
if (raw === true || info === true) {
|
var _err10 = this.__push(Object.assign({
|
record: record
|
}, raw === true ? {
|
raw: this.state.rawBuffer.toString()
|
} : {}, info === true ? {
|
info: this.state.info
|
} : {}));
|
|
if (_err10) {
|
return _err10;
|
}
|
} else {
|
var _err11 = this.__push(record);
|
|
if (_err11) {
|
return _err11;
|
}
|
}
|
}
|
}
|
|
this.__resetRow();
|
}
|
}, {
|
key: "__firstLineToColumns",
|
value: function __firstLineToColumns(record) {
|
var firstLineToHeaders = this.state.firstLineToHeaders;
|
|
try {
|
var headers = firstLineToHeaders === undefined ? record : firstLineToHeaders.call(null, record);
|
|
if (!Array.isArray(headers)) {
|
return this.__error(new CsvError('CSV_INVALID_COLUMN_MAPPING', ['Invalid Column Mapping:', 'expect an array from column function,', "got ".concat(JSON.stringify(headers))], this.__context(), {
|
headers: headers
|
}));
|
}
|
|
var normalizedHeaders = normalizeColumnsArray(headers);
|
this.state.expectedRecordLength = normalizedHeaders.length;
|
this.options.columns = normalizedHeaders;
|
|
this.__resetRow();
|
|
return;
|
} catch (err) {
|
return err;
|
}
|
}
|
}, {
|
key: "__resetRow",
|
value: function __resetRow() {
|
if (this.options.raw === true) {
|
this.state.rawBuffer.reset();
|
}
|
|
this.state.record = [];
|
this.state.record_length = 0;
|
}
|
}, {
|
key: "__onField",
|
value: function __onField() {
|
var _this$options3 = this.options,
|
cast = _this$options3.cast,
|
rtrim = _this$options3.rtrim,
|
max_record_size = _this$options3.max_record_size;
|
var _this$state3 = this.state,
|
enabled = _this$state3.enabled,
|
wasQuoting = _this$state3.wasQuoting; // Short circuit for the from_line options
|
|
if (enabled === false) {
|
/* this.options.columns !== true && */
|
return this.__resetField();
|
}
|
|
var field = this.state.field.toString();
|
|
if (rtrim === true && wasQuoting === false) {
|
field = field.trimRight();
|
}
|
|
if (cast === true) {
|
var _this$__cast = this.__cast(field),
|
_this$__cast2 = _slicedToArray(_this$__cast, 2),
|
err = _this$__cast2[0],
|
f = _this$__cast2[1];
|
|
if (err !== undefined) return err;
|
field = f;
|
}
|
|
this.state.record.push(field); // Increment record length if record size must not exceed a limit
|
|
if (max_record_size !== 0 && typeof field === 'string') {
|
this.state.record_length += field.length;
|
}
|
|
this.__resetField();
|
}
|
}, {
|
key: "__resetField",
|
value: function __resetField() {
|
this.state.field.reset();
|
this.state.wasQuoting = false;
|
}
|
}, {
|
key: "__push",
|
value: function __push(record) {
|
var on_record = this.options.on_record;
|
|
if (on_record !== undefined) {
|
var context = this.__context();
|
|
try {
|
record = on_record.call(null, record, context);
|
} catch (err) {
|
return err;
|
}
|
|
if (record === undefined || record === null) {
|
return;
|
}
|
}
|
|
this.push(record);
|
} // Return a tuple with the error and the casted value
|
|
}, {
|
key: "__cast",
|
value: function __cast(field) {
|
var _this$options4 = this.options,
|
columns = _this$options4.columns,
|
relax_column_count = _this$options4.relax_column_count;
|
var isColumns = Array.isArray(columns); // Dont loose time calling cast
|
// because the final record is an object
|
// and this field can't be associated to a key present in columns
|
|
if (isColumns === true && relax_column_count && this.options.columns.length <= this.state.record.length) {
|
return [undefined, undefined];
|
}
|
|
var context = this.__context();
|
|
if (this.state.castField !== null) {
|
try {
|
return [undefined, this.state.castField.call(null, field, context)];
|
} catch (err) {
|
return [err];
|
}
|
}
|
|
if (this.__isFloat(field)) {
|
return [undefined, parseFloat(field)];
|
} else if (this.options.cast_date !== false) {
|
return [undefined, this.options.cast_date.call(null, field, context)];
|
}
|
|
return [undefined, field];
|
} // Keep it in case we implement the `cast_int` option
|
// __isInt(value){
|
// // return Number.isInteger(parseInt(value))
|
// // return !isNaN( parseInt( obj ) );
|
// return /^(\-|\+)?[1-9][0-9]*$/.test(value)
|
// }
|
|
}, {
|
key: "__isFloat",
|
value: function __isFloat(value) {
|
return value - parseFloat(value) + 1 >= 0; // Borrowed from jquery
|
}
|
}, {
|
key: "__compareBytes",
|
value: function __compareBytes(sourceBuf, targetBuf, pos, firtByte) {
|
if (sourceBuf[0] !== firtByte) return 0;
|
var sourceLength = sourceBuf.length;
|
|
for (var i = 1; i < sourceLength; i++) {
|
if (sourceBuf[i] !== targetBuf[pos + i]) return 0;
|
}
|
|
return sourceLength;
|
}
|
}, {
|
key: "__needMoreData",
|
value: function __needMoreData(i, bufLen, end) {
|
if (end) {
|
return false;
|
}
|
|
var _this$options5 = this.options,
|
comment = _this$options5.comment,
|
delimiter = _this$options5.delimiter;
|
var _this$state4 = this.state,
|
quoting = _this$state4.quoting,
|
recordDelimiterMaxLength = _this$state4.recordDelimiterMaxLength;
|
var numOfCharLeft = bufLen - i - 1;
|
var requiredLength = Math.max( // Skip if the remaining buffer smaller than comment
|
comment ? comment.length : 0, // Skip if the remaining buffer smaller than row delimiter
|
recordDelimiterMaxLength, // Skip if the remaining buffer can be row delimiter following the closing quote
|
// 1 is for quote.length
|
quoting ? 1 + recordDelimiterMaxLength : 0, // Skip if the remaining buffer can be delimiter
|
delimiter.length, // Skip if the remaining buffer can be escape sequence
|
// 1 is for escape.length
|
1);
|
return numOfCharLeft < requiredLength;
|
}
|
}, {
|
key: "__isDelimiter",
|
value: function __isDelimiter(chr, buf, pos) {
|
var delimiter = this.options.delimiter;
|
|
loop1: for (var i = 0; i < delimiter.length; i++) {
|
var del = delimiter[i];
|
|
if (del[0] === chr) {
|
for (var j = 1; j < del.length; j++) {
|
if (del[j] !== buf[pos + j]) continue loop1;
|
}
|
|
return del.length;
|
}
|
}
|
|
return 0;
|
}
|
}, {
|
key: "__isRecordDelimiter",
|
value: function __isRecordDelimiter(chr, buf, pos) {
|
var record_delimiter = this.options.record_delimiter;
|
var recordDelimiterLength = record_delimiter.length;
|
|
loop1: for (var i = 0; i < recordDelimiterLength; i++) {
|
var rd = record_delimiter[i];
|
var rdLength = rd.length;
|
|
if (rd[0] !== chr) {
|
continue;
|
}
|
|
for (var j = 1; j < rdLength; j++) {
|
if (rd[j] !== buf[pos + j]) {
|
continue loop1;
|
}
|
}
|
|
return rd.length;
|
}
|
|
return 0;
|
}
|
}, {
|
key: "__autoDiscoverRowDelimiter",
|
value: function __autoDiscoverRowDelimiter(buf, pos) {
|
var chr = buf[pos];
|
|
if (chr === cr) {
|
if (buf[pos + 1] === nl) {
|
this.options.record_delimiter.push(Buffer.from('\r\n'));
|
this.state.recordDelimiterMaxLength = 2;
|
return 2;
|
} else {
|
this.options.record_delimiter.push(Buffer.from('\r'));
|
this.state.recordDelimiterMaxLength = 1;
|
return 1;
|
}
|
} else if (chr === nl) {
|
this.options.record_delimiter.push(Buffer.from('\n'));
|
this.state.recordDelimiterMaxLength = 1;
|
return 1;
|
}
|
|
return 0;
|
}
|
}, {
|
key: "__error",
|
value: function __error(msg) {
|
var skip_lines_with_error = this.options.skip_lines_with_error;
|
var err = typeof msg === 'string' ? new Error(msg) : msg;
|
|
if (skip_lines_with_error) {
|
this.state.recordHasError = true;
|
this.emit('skip', err);
|
return undefined;
|
} else {
|
return err;
|
}
|
}
|
}, {
|
key: "__context",
|
value: function __context() {
|
var columns = this.options.columns;
|
var isColumns = Array.isArray(columns);
|
return {
|
column: isColumns === true ? columns.length > this.state.record.length ? columns[this.state.record.length].name : null : this.state.record.length,
|
empty_lines: this.info.empty_lines,
|
header: columns === true,
|
index: this.state.record.length,
|
invalid_field_length: this.info.invalid_field_length,
|
quoting: this.state.wasQuoting,
|
lines: this.info.lines,
|
records: this.info.records
|
};
|
}
|
}]);
|
|
return Parser;
|
}(Transform);
|
|
var parse = function parse() {
|
var data, options, callback;
|
|
for (var i in arguments) {
|
var argument = arguments[i];
|
|
var type = _typeof(argument);
|
|
if (data === undefined && (typeof argument === 'string' || Buffer.isBuffer(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(i)]);
|
}
|
}
|
|
var parser = new Parser(options);
|
|
if (callback) {
|
var records = options === undefined || options.objname === undefined ? [] : {};
|
parser.on('readable', function () {
|
var record;
|
|
while ((record = this.read()) !== null) {
|
if (options === undefined || options.objname === undefined) {
|
records.push(record);
|
} else {
|
records[record[0]] = record[1];
|
}
|
}
|
});
|
parser.on('error', function (err) {
|
callback(err, undefined, parser.info);
|
});
|
parser.on('end', function () {
|
callback(undefined, records, parser.info);
|
});
|
}
|
|
if (data !== undefined) {
|
// Give a chance for events to be registered later
|
if (typeof setImmediate === 'function') {
|
setImmediate(function () {
|
parser.write(data);
|
parser.end();
|
});
|
} else {
|
parser.write(data);
|
parser.end();
|
}
|
}
|
|
return parser;
|
};
|
|
var CsvError = /*#__PURE__*/function (_Error) {
|
_inherits(CsvError, _Error);
|
|
function CsvError(code, message) {
|
var _this2;
|
|
_classCallCheck(this, CsvError);
|
|
if (Array.isArray(message)) message = message.join(' ');
|
_this2 = _possibleConstructorReturn(this, _getPrototypeOf(CsvError).call(this, message));
|
|
if (Error.captureStackTrace !== undefined) {
|
Error.captureStackTrace(_assertThisInitialized(_this2), CsvError);
|
}
|
|
_this2.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 _i2 = 0, _contexts = contexts; _i2 < _contexts.length; _i2++) {
|
var context = _contexts[_i2];
|
|
for (var key in context) {
|
var value = context[key];
|
_this2[key] = Buffer.isBuffer(value) ? value.toString() : value == null ? value : JSON.parse(JSON.stringify(value));
|
}
|
}
|
|
return _this2;
|
}
|
|
return CsvError;
|
}( /*#__PURE__*/_wrapNativeSuper(Error));
|
|
parse.Parser = Parser;
|
parse.CsvError = CsvError;
|
module.exports = parse;
|
|
var underscore = function underscore(str) {
|
return str.replace(/([A-Z])/g, function (_, match) {
|
return '_' + match.toLowerCase();
|
});
|
};
|
|
var isObject = function isObject(obj) {
|
return _typeof(obj) === 'object' && obj !== null && !Array.isArray(obj);
|
};
|
|
var isRecordEmpty = function isRecordEmpty(record) {
|
return record.every(function (field) {
|
return field == null || field.toString && field.toString().trim() === '';
|
});
|
};
|
|
var normalizeColumnsArray = function normalizeColumnsArray(columns) {
|
var normalizedColumns = [];
|
|
for (var i = 0, l = columns.length; i < l; i++) {
|
var column = columns[i];
|
|
if (column === undefined || column === null || column === false) {
|
normalizedColumns[i] = {
|
disabled: true
|
};
|
} else if (typeof column === 'string') {
|
normalizedColumns[i] = {
|
name: column
|
};
|
} else if (isObject(column)) {
|
if (typeof column.name !== 'string') {
|
throw new CsvError('CSV_OPTION_COLUMNS_MISSING_NAME', ['Option columns missing name:', "property \"name\" is required at position ".concat(i), 'when column is an object literal']);
|
}
|
|
normalizedColumns[i] = column;
|
} else {
|
throw new CsvError('CSV_INVALID_COLUMN_DEFINITION', ['Invalid column definition:', 'expect a string or a literal object,', "got ".concat(JSON.stringify(column), " at position ").concat(i)]);
|
}
|
}
|
|
return normalizedColumns;
|
};
|
