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sync.js
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sync.js
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(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.parse = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
(function (Buffer){(function (){
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this.buf = Buffer.alloc(size);
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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); }
function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }
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); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
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function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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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 _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 _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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/*
CSV Parse
Please look at the [project documentation](https://csv.js.org/parse/) for
additional information.
*/
var _require = require('stream'),
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var ResizeableBuffer = require('./ResizeableBuffer'); // white space characters
// https://en.wikipedia.org/wiki/Whitespace_character
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var tab = 9;
var nl = 10; // \n, 0x0A in hexadecimal, 10 in decimal
var np = 12;
var cr = 13; // \r, 0x0D in hexadécimal, 13 in decimal
var space = 32;
var boms = {
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'utf16le': Buffer.from([255, 254])
};
var Parser = /*#__PURE__*/function (_Transform) {
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_this.__originalOptions = opts;
_this.__normalizeOptions(opts);
return _this;
}
_createClass(Parser, [{
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value: function __normalizeOptions(opts) {
var options = {}; // Merge with user options
for (var opt in opts) {
options[underscore(opt)] = opts[opt];
} // Normalize option `encoding`
// Note: defined first because other options depends on it
// to convert chars/strings into buffers.
if (options.encoding === undefined || options.encoding === true) {
options.encoding = 'utf8';
} else if (options.encoding === null || options.encoding === false) {
options.encoding = null;
} else if (typeof options.encoding !== 'string' && options.encoding !== null) {
throw new CsvError('CSV_INVALID_OPTION_ENCODING', ['Invalid option encoding:', 'encoding must be a string or null to return a buffer,', "got ".concat(JSON.stringify(options.encoding))], options);
} // Normalize option `bom`
if (options.bom === undefined || options.bom === null || options.bom === false) {
options.bom = false;
} else if (options.bom !== true) {
throw new CsvError('CSV_INVALID_OPTION_BOM', ['Invalid option bom:', 'bom must be true,', "got ".concat(JSON.stringify(options.bom))], options);
} // Normalize option `cast`
var fnCastField = null;
if (options.cast === undefined || options.cast === null || options.cast === false || options.cast === '') {
options.cast = undefined;
} else if (typeof options.cast === 'function') {
fnCastField = options.cast;
options.cast = true;
} else if (options.cast !== true) {
throw new CsvError('CSV_INVALID_OPTION_CAST', ['Invalid option cast:', 'cast must be true or a function,', "got ".concat(JSON.stringify(options.cast))], options);
} // Normalize option `cast_date`
if (options.cast_date === undefined || options.cast_date === null || options.cast_date === false || options.cast_date === '') {
options.cast_date = false;
} else if (options.cast_date === true) {
options.cast_date = function (value) {
var date = Date.parse(value);
return !isNaN(date) ? new Date(date) : value;
};
} else if (typeof options.cast_date !== 'function') {
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))], options);
} // Normalize option `columns`
var fnFirstLineToHeaders = null;
if (options.columns === true) {
// Fields in the first line are converted as-is to columns
fnFirstLineToHeaders = undefined;
} else if (typeof options.columns === 'function') {
fnFirstLineToHeaders = options.columns;
options.columns = true;
} else if (Array.isArray(options.columns)) {
options.columns = normalizeColumnsArray(options.columns);
} else if (options.columns === undefined || options.columns === null || options.columns === false) {
options.columns = false;
} else {
throw new CsvError('CSV_INVALID_OPTION_COLUMNS', ['Invalid option columns:', 'expect an object, a function or true,', "got ".concat(JSON.stringify(options.columns))], options);
} // Normalize option `columns_duplicates_to_array`
if (options.columns_duplicates_to_array === undefined || options.columns_duplicates_to_array === null || options.columns_duplicates_to_array === false) {
options.columns_duplicates_to_array = false;
} else if (options.columns_duplicates_to_array !== true) {
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))], options);
} // Normalize option `comment`
if (options.comment === undefined || options.comment === null || options.comment === false || options.comment === '') {
options.comment = null;
} else {
if (typeof options.comment === 'string') {
options.comment = Buffer.from(options.comment, options.encoding);
}
if (!Buffer.isBuffer(options.comment)) {
throw new CsvError('CSV_INVALID_OPTION_COMMENT', ['Invalid option comment:', 'comment must be a buffer or a string,', "got ".concat(JSON.stringify(options.comment))], options);
}
} // Normalize option `delimiter`
var delimiter_json = JSON.stringify(options.delimiter);
if (!Array.isArray(options.delimiter)) options.delimiter = [options.delimiter];
if (options.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)], options);
}
options.delimiter = options.delimiter.map(function (delimiter) {
if (delimiter === undefined || delimiter === null || delimiter === false) {
return Buffer.from(',', options.encoding);
}
if (typeof delimiter === 'string') {
delimiter = Buffer.from(delimiter, options.encoding);
}
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)], options);
}
return delimiter;
}); // Normalize option `escape`
if (options.escape === undefined || options.escape === true) {
options.escape = Buffer.from('"', options.encoding);
} else if (typeof options.escape === 'string') {
options.escape = Buffer.from(options.escape, options.encoding);
} else if (options.escape === null || options.escape === false) {
options.escape = null;
}
if (options.escape !== null) {
if (!Buffer.isBuffer(options.escape)) {
throw new Error("Invalid Option: escape must be a buffer, a string or a boolean, got ".concat(JSON.stringify(options.escape)));
}
} // 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 options `ignore_last_delimiters`
if (options.ignore_last_delimiters === undefined || options.ignore_last_delimiters === null) {
options.ignore_last_delimiters = false;
} else if (typeof options.ignore_last_delimiters === 'number') {
options.ignore_last_delimiters = Math.floor(options.ignore_last_delimiters);
if (options.ignore_last_delimiters === 0) {
options.ignore_last_delimiters = false;
}
} else if (typeof options.ignore_last_delimiters !== 'boolean') {
throw new CsvError('CSV_INVALID_OPTION_IGNORE_LAST_DELIMITERS', ['Invalid option `ignore_last_delimiters`:', 'the value must be a boolean value or an integer,', "got ".concat(JSON.stringify(options.ignore_last_delimiters))], options);
}
if (options.ignore_last_delimiters === true && options.columns === false) {
throw new CsvError('CSV_IGNORE_LAST_DELIMITERS_REQUIRES_COLUMNS', ['The option `ignore_last_delimiters`', 'requires the activation of the `columns` option'], options);
} // 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");
}
if (options.encoding === null) {// Don't call `toString`, leave objname as a buffer
} else {
options.objname = options.objname.toString(options.encoding);
}
} 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))], options);
} // 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('"', options.encoding);
} else if (typeof options.quote === 'string') {
options.quote = Buffer.from(options.quote, options.encoding);
}
if (!Buffer.isBuffer(options.quote)) {
throw new Error("Invalid Option: quote must be a buffer or a string, got ".concat(JSON.stringify(options.quote)));
}
} // 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, options.encoding);
}
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,
// Current error encountered by a record
error: undefined,
enabled: options.from_line === 1,
escaping: false,
// escapeIsQuote: options.escape === options.quote,
escapeIsQuote: Buffer.isBuffer(options.escape) && Buffer.isBuffer(options.quote) && Buffer.compare(options.escape, options.quote) === 0,
expectedRecordLength: options.columns === null ? 0 : options.columns.length,
field: new ResizeableBuffer(20),
firstLineToHeaders: fnFirstLineToHeaders,
info: Object.assign({}, this.info),
needMoreDataSize: Math.max.apply(Math, [// Skip if the remaining buffer smaller than comment
options.comment !== null ? options.comment.length : 0].concat(_toConsumableArray(options.delimiter.map(function (delimiter) {
return delimiter.length;
})), [// Skip if the remaining buffer can be escape sequence
options.quote !== null ? options.quote.length : 0])),
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(' ', options.encoding)[0], Buffer.from('\t', options.encoding)[0]],
wasQuoting: false,
wasRowDelimiter: false
};
} // Implementation of `Transform._transform`
}, {
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;
}
} else {
for (var encoding in boms) {
if (boms[encoding].compare(buf, 0, boms[encoding].length) === 0) {
// Skip BOM
buf = buf.slice(boms[encoding].length); // Renormalize original options with the new encoding
this.__normalizeOptions(_objectSpread(_objectSpread({}, this.__originalOptions), {}, {
encoding: encoding
}));
break;
}
}
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.__autoDiscoverRecordDelimiter(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(escape !== null && this.state.quoting === true && chr === escape && pos + 1 < bufLen){
if (escape !== null && this.state.quoting === true && this.__isEscape(buf, pos, chr) && pos + escape.length < bufLen) {
if (escapeIsQuote) {
if (this.__isQuote(buf, pos + escape.length)) {
this.state.escaping = true;
pos += escape.length - 1;
continue;
}
} else {
this.state.escaping = true;
pos += escape.length - 1;
continue;
}
} // Not currently escaping and chr is a quote
// TODO: need to compare bytes instead of single char
if (this.state.commenting === false && this.__isQuote(buf, pos)) {
if (this.state.quoting === true) {
var nextChr = buf[pos + quote.length];
var isNextChrTrimable = rtrim && this.__isCharTrimable(nextChr);
var isNextChrComment = comment !== null && this.__compareBytes(comment, buf, pos + quote.length, nextChr);
var isNextChrDelimiter = this.__isDelimiter(buf, pos + quote.length, nextChr);
var isNextChrRecordDelimiter = record_delimiter.length === 0 ? this.__autoDiscoverRecordDelimiter(buf, pos + quote.length) : this.__isRecordDelimiter(nextChr, buf, pos + quote.length); // Escape a quote
// Treat next char as a regular character
if (escape !== null && this.__isEscape(buf, pos, chr) && this.__isQuote(buf, pos + escape.length)) {
pos += escape.length - 1;
} else if (!nextChr || isNextChrDelimiter || isNextChrRecordDelimiter || isNextChrComment || isNextChrTrimable) {
this.state.quoting = false;
this.state.wasQuoting = true;
pos += quote.length - 1;
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, record delimiter, trimable character', '(if activated) or comment'], this.options, this.__context()));
if (err !== undefined) return err;
} else {
this.state.quoting = false;
this.state.wasQuoting = true;
this.state.field.prepend(quote);
pos += quote.length - 1;
}
} 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.options, this.__context(), {
field: this.state.field
}));
if (_err !== undefined) return _err;
}
} else {
this.state.quoting = true;
pos += quote.length - 1;
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 {
// 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.__resetRecord();
pos += recordDelimiterLength - 1;
continue;
} // 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;
}
var errField = this.__onField();
if (errField !== undefined) return errField;
var errRecord = this.__onRecord();
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(buf, pos, chr);
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.options, 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.options, 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.options, 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.__onRecord();
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;
}
}
}, {
key: "__onRecord",
value: function __onRecord() {
var _this$options2 = this.options,
columns = _this$options2.columns,
columns_duplicates_to_array = _this$options2.columns_duplicates_to_array,
encoding = _this$options2.encoding,
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;