jsonrepair - npm Package Compare versions

Comparing version 3.1.0 to 3.2.0

lib/cjs/index.js

@@ -8,3 +8,3 @@ "use strict";
   enumerable: true,
-  get: function get() {
+  get: function () {
     return _JSONRepairError.JSONRepairError;
@@ -15,3 +15,3 @@ }
   enumerable: true,
-  get: function get() {
+  get: function () {
     return _jsonrepair.jsonrepair;
@@ -18,0 +18,0 @@ }

lib/cjs/jsonrepair.js

@@ -9,3 +9,3 @@ "use strict";
 var _stringUtils = require("./stringUtils.js");
-var controlCharacters = {
+const controlCharacters = {
   '\b': '\\b',
@@ -19,3 +19,3 @@ '\f': '\\f',
 // map with all escape characters
-var escapeCharacters = {
+const escapeCharacters = {
   '"': '"',
@@ -49,10 +49,10 @@ '\\': '\\',
 function jsonrepair(text) {
-  var i = 0; // current index in text
-  var output = ''; // generated output
+  let i = 0; // current index in text
+  let output = ''; // generated output
 
-  var processed = parseValue();
+  const processed = parseValue();
   if (!processed) {
     throwUnexpectedEnd();
   }
-  var processedComma = parseCharacter(_stringUtils.codeComma);
+  const processedComma = parseCharacter(_stringUtils.codeComma);
   if (processedComma) {
@@ -80,3 +80,3 @@ parseWhitespaceAndSkipComments();
     parseWhitespaceAndSkipComments();
-    var processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
+    const processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
     parseWhitespaceAndSkipComments();
@@ -86,4 +86,4 @@ return processed;
   function parseWhitespaceAndSkipComments() {
-    var start = i;
-    var changed = parseWhitespace();
+    const start = i;
+    let changed = parseWhitespace();
     do {
@@ -98,4 +98,4 @@ changed = parseComment();
   function parseWhitespace() {
-    var whitespace = '';
-    var normal;
+    let whitespace = '';
+    let normal;
     while ((normal = (0, _stringUtils.isWhitespace)(text.charCodeAt(i))) || (0, _stringUtils.isSpecialWhitespace)(text.charCodeAt(i))) {
@@ -164,8 +164,8 @@ if (normal) {
       parseWhitespaceAndSkipComments();
-      var initial = true;
+      let initial = true;
       while (i < text.length && text.charCodeAt(i) !== _stringUtils.codeClosingBrace) {
-        var _processedComma = void 0;
+        let processedComma;
         if (!initial) {
-          _processedComma = parseCharacter(_stringUtils.codeComma);
-          if (!_processedComma) {
+          processedComma = parseCharacter(_stringUtils.codeComma);
+          if (!processedComma) {
             // repair missing comma
@@ -176,6 +176,6 @@ output = (0, _stringUtils.insertBeforeLastWhitespace)(output, ',');
         } else {
-          _processedComma = true;
+          processedComma = true;
           initial = false;
         }
-        var processedKey = parseString() || parseUnquotedString();
+        const processedKey = parseString() || parseUnquotedString();
         if (!processedKey) {
@@ -191,3 +191,3 @@ if (text.charCodeAt(i) === _stringUtils.codeClosingBrace || text.charCodeAt(i) === _stringUtils.codeOpeningBrace || text.charCodeAt(i) === _stringUtils.codeClosingBracket || text.charCodeAt(i) === _stringUtils.codeOpeningBracket || text[i] === undefined) {
         parseWhitespaceAndSkipComments();
-        var processedColon = parseCharacter(_stringUtils.codeColon);
+        const processedColon = parseCharacter(_stringUtils.codeColon);
         if (!processedColon) {
@@ -201,6 +201,7 @@ if ((0, _stringUtils.isStartOfValue)(text[i])) {
         }
-        var processedValue = parseValue();
+        const processedValue = parseValue();
         if (!processedValue) {
           if (processedColon) {
-            throwObjectValueExpected();
+            // repair missing object value
+            output += 'null';
           } else {
@@ -231,7 +232,7 @@ throwColonExpected();
       parseWhitespaceAndSkipComments();
-      var initial = true;
+      let initial = true;
       while (i < text.length && text.charCodeAt(i) !== _stringUtils.codeClosingBracket) {
         if (!initial) {
-          var _processedComma2 = parseCharacter(_stringUtils.codeComma);
-          if (!_processedComma2) {
+          const processedComma = parseCharacter(_stringUtils.codeComma);
+          if (!processedComma) {
             // repair missing comma
@@ -243,3 +244,3 @@ output = (0, _stringUtils.insertBeforeLastWhitespace)(output, ',');
         }
-        var processedValue = parseValue();
+        const processedValue = parseValue();
         if (!processedValue) {
@@ -269,9 +270,9 @@ // repair trailing comma
     // repair NDJSON
-    var initial = true;
-    var processedValue = true;
+    let initial = true;
+    let processedValue = true;
     while (processedValue) {
       if (!initial) {
         // parse optional comma, insert when missing
-        var _processedComma3 = parseCharacter(_stringUtils.codeComma);
-        if (!_processedComma3) {
+        const processedComma = parseCharacter(_stringUtils.codeComma);
+        if (!processedComma) {
           // repair: add missing comma
@@ -300,3 +301,3 @@ output = (0, _stringUtils.insertBeforeLastWhitespace)(output, ',');
   function parseString() {
-    var skipEscapeChars = text.charCodeAt(i) === _stringUtils.codeBackslash;
+    let skipEscapeChars = text.charCodeAt(i) === _stringUtils.codeBackslash;
     if (skipEscapeChars) {
@@ -308,3 +309,3 @@ // repair: remove the first escape character
     if ((0, _stringUtils.isQuote)(text.charCodeAt(i))) {
-      var isEndQuote = (0, _stringUtils.isSingleQuoteLike)(text.charCodeAt(i)) ? _stringUtils.isSingleQuoteLike : (0, _stringUtils.isDoubleQuote)(text.charCodeAt(i)) ? _stringUtils.isDoubleQuote // eslint-disable-line indent
+      const isEndQuote = (0, _stringUtils.isSingleQuoteLike)(text.charCodeAt(i)) ? _stringUtils.isSingleQuoteLike : (0, _stringUtils.isDoubleQuote)(text.charCodeAt(i)) ? _stringUtils.isDoubleQuote // eslint-disable-line indent
       : _stringUtils.isDoubleQuoteLike; // eslint-disable-line indent
@@ -316,4 +317,4 @@
         if (text.charCodeAt(i) === _stringUtils.codeBackslash) {
-          var char = text[i + 1];
-          var escapeChar = escapeCharacters[char];
+          const char = text[i + 1];
+          const escapeChar = escapeCharacters[char];
           if (escapeChar !== undefined) {
@@ -335,17 +336,17 @@ output += text.slice(i, i + 2);
         } else {
-          var _char = text[i];
-          var code = text.charCodeAt(i);
+          const char = text[i];
+          const code = text.charCodeAt(i);
           if (code === _stringUtils.codeDoubleQuote && text.charCodeAt(i - 1) !== _stringUtils.codeBackslash) {
             // repair unescaped double quote
-            output += '\\' + _char;
+            output += '\\' + char;
             i++;
           } else if ((0, _stringUtils.isControlCharacter)(code)) {
             // unescaped control character
-            output += controlCharacters[_char];
+            output += controlCharacters[char];
             i++;
           } else {
             if (!(0, _stringUtils.isValidStringCharacter)(code)) {
-              throwInvalidCharacter(_char);
+              throwInvalidCharacter(char);
             }
-            output += _char;
+            output += char;
             i++;
@@ -355,4 +356,4 @@ }
         if (skipEscapeChars) {
-          var _processed = skipEscapeCharacter();
-          if (_processed) {
+          const processed = skipEscapeCharacter();
+          if (processed) {
             // repair: skipped escape character (nothing to do)
@@ -382,3 +383,3 @@ }
   function parseConcatenatedString() {
-    var processed = false;
+    let processed = false;
     parseWhitespaceAndSkipComments();
@@ -392,3 +393,3 @@ while (text.charCodeAt(i) === _stringUtils.codePlus) {
       output = (0, _stringUtils.stripLastOccurrence)(output, '"', true);
-      var start = output.length;
+      const start = output.length;
       parseString();
@@ -406,3 +407,3 @@
   function parseNumber() {
-    var start = i;
+    const start = i;
     if (text.charCodeAt(i) === _stringUtils.codeMinus) {
@@ -475,3 +476,3 @@ i++;
     // note that the symbol can end with whitespaces: we stop at the next delimiter
-    var start = i;
+    const start = i;
     while (i < text.length && !(0, _stringUtils.isDelimiter)(text[i])) {
@@ -502,4 +503,4 @@ i++;
         }
-        var symbol = text.slice(start, i);
-        output += JSON.stringify(symbol);
+        const symbol = text.slice(start, i);
+        output += symbol === 'undefined' ? 'null' : JSON.stringify(symbol);
         return true;
@@ -511,3 +512,3 @@ }
     if (!(0, _stringUtils.isDigit)(text.charCodeAt(i))) {
-      var numSoFar = text.slice(start, i);
+      const numSoFar = text.slice(start, i);
       throw new _JSONRepairError.JSONRepairError("Invalid number '".concat(numSoFar, "', expecting a digit ").concat(got()), 2);
@@ -540,5 +541,2 @@ }
   }
-  function throwObjectValueExpected() {
-    throw new _JSONRepairError.JSONRepairError('Object value expected', i);
-  }
   function throwColonExpected() {
@@ -548,7 +546,7 @@ throw new _JSONRepairError.JSONRepairError('Colon expected', i);
   function throwInvalidUnicodeCharacter(start) {
-    var end = start + 2;
+    let end = start + 2;
     while (/\w/.test(text[end])) {
       end++;
     }
-    var chars = text.slice(start, end);
+    const chars = text.slice(start, end);
     throw new _JSONRepairError.JSONRepairError("Invalid unicode character \"".concat(chars, "\""), i);
@@ -555,0 +553,0 @@ }

lib/cjs/JSONRepairError.js

 "use strict";
 
-function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
 Object.defineProperty(exports, "__esModule", {
@@ -8,30 +7,9 @@ value: true
 exports.JSONRepairError = void 0;
-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, _toPropertyKey(descriptor.key), descriptor); } }
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
-function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
-function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
-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); }; }
-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); }
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-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); }
-function _construct(Parent, args, Class) { if (_isNativeReflectConstruct()) { _construct = Reflect.construct.bind(); } 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 _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; } }
-function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-var JSONRepairError = /*#__PURE__*/function (_Error) {
-  _inherits(JSONRepairError, _Error);
-  var _super = _createSuper(JSONRepairError);
-  function JSONRepairError(message, position) {
-    var _this;
-    _classCallCheck(this, JSONRepairError);
-    _this = _super.call(this, message + ' at position ' + position);
-    _this.position = position;
-    return _this;
+class JSONRepairError extends Error {
+  constructor(message, position) {
+    super(message + ' at position ' + position);
+    this.position = position;
   }
-  return _createClass(JSONRepairError);
-}( /*#__PURE__*/_wrapNativeSuper(Error));
+}
 exports.JSONRepairError = JSONRepairError;
 //# sourceMappingURL=JSONRepairError.js.map

lib/cjs/stringUtils.js

@@ -25,78 +25,78 @@ "use strict";
 // TODO: sort the codes
-var codeBackslash = 0x5c; // "\"
+const codeBackslash = 0x5c; // "\"
 exports.codeBackslash = codeBackslash;
-var codeSlash = 0x2f; // "/"
+const codeSlash = 0x2f; // "/"
 exports.codeSlash = codeSlash;
-var codeAsterisk = 0x2a; // "*"
+const codeAsterisk = 0x2a; // "*"
 exports.codeAsterisk = codeAsterisk;
-var codeOpeningBrace = 0x7b; // "{"
+const codeOpeningBrace = 0x7b; // "{"
 exports.codeOpeningBrace = codeOpeningBrace;
-var codeClosingBrace = 0x7d; // "}"
+const codeClosingBrace = 0x7d; // "}"
 exports.codeClosingBrace = codeClosingBrace;
-var codeOpeningBracket = 0x5b; // "["
+const codeOpeningBracket = 0x5b; // "["
 exports.codeOpeningBracket = codeOpeningBracket;
-var codeClosingBracket = 0x5d; // "]"
+const codeClosingBracket = 0x5d; // "]"
 exports.codeClosingBracket = codeClosingBracket;
-var codeOpenParenthesis = 0x28; // "("
+const codeOpenParenthesis = 0x28; // "("
 exports.codeOpenParenthesis = codeOpenParenthesis;
-var codeCloseParenthesis = 0x29; // ")"
+const codeCloseParenthesis = 0x29; // ")"
 exports.codeCloseParenthesis = codeCloseParenthesis;
-var codeSpace = 0x20; // " "
+const codeSpace = 0x20; // " "
 exports.codeSpace = codeSpace;
-var codeNewline = 0xa; // "\n"
+const codeNewline = 0xa; // "\n"
 exports.codeNewline = codeNewline;
-var codeTab = 0x9; // "\t"
+const codeTab = 0x9; // "\t"
 exports.codeTab = codeTab;
-var codeReturn = 0xd; // "\r"
+const codeReturn = 0xd; // "\r"
 exports.codeReturn = codeReturn;
-var codeBackspace = 0x08; // "\b"
+const codeBackspace = 0x08; // "\b"
 exports.codeBackspace = codeBackspace;
-var codeFormFeed = 0x0c; // "\f"
+const codeFormFeed = 0x0c; // "\f"
 exports.codeFormFeed = codeFormFeed;
-var codeDoubleQuote = 0x0022; // "
+const codeDoubleQuote = 0x0022; // "
 exports.codeDoubleQuote = codeDoubleQuote;
-var codePlus = 0x2b; // "+"
+const codePlus = 0x2b; // "+"
 exports.codePlus = codePlus;
-var codeMinus = 0x2d; // "-"
+const codeMinus = 0x2d; // "-"
 exports.codeMinus = codeMinus;
-var codeQuote = 0x27; // "'"
+const codeQuote = 0x27; // "'"
 exports.codeQuote = codeQuote;
-var codeZero = 0x30;
+const codeZero = 0x30;
 exports.codeZero = codeZero;
-var codeOne = 0x31;
+const codeOne = 0x31;
 exports.codeOne = codeOne;
-var codeNine = 0x39;
+const codeNine = 0x39;
 exports.codeNine = codeNine;
-var codeComma = 0x2c; // ","
+const codeComma = 0x2c; // ","
 exports.codeComma = codeComma;
-var codeDot = 0x2e; // "." (dot, period)
+const codeDot = 0x2e; // "." (dot, period)
 exports.codeDot = codeDot;
-var codeColon = 0x3a; // ":"
+const codeColon = 0x3a; // ":"
 exports.codeColon = codeColon;
-var codeSemicolon = 0x3b; // ";"
+const codeSemicolon = 0x3b; // ";"
 exports.codeSemicolon = codeSemicolon;
-var codeUppercaseA = 0x41; // "A"
+const codeUppercaseA = 0x41; // "A"
 exports.codeUppercaseA = codeUppercaseA;
-var codeLowercaseA = 0x61; // "a"
+const codeLowercaseA = 0x61; // "a"
 exports.codeLowercaseA = codeLowercaseA;
-var codeUppercaseE = 0x45; // "E"
+const codeUppercaseE = 0x45; // "E"
 exports.codeUppercaseE = codeUppercaseE;
-var codeLowercaseE = 0x65; // "e"
+const codeLowercaseE = 0x65; // "e"
 exports.codeLowercaseE = codeLowercaseE;
-var codeUppercaseF = 0x46; // "F"
+const codeUppercaseF = 0x46; // "F"
 exports.codeUppercaseF = codeUppercaseF;
-var codeLowercaseF = 0x66; // "f"
+const codeLowercaseF = 0x66; // "f"
 exports.codeLowercaseF = codeLowercaseF;
-var codeNonBreakingSpace = 0xa0;
-var codeEnQuad = 0x2000;
-var codeHairSpace = 0x200a;
-var codeNarrowNoBreakSpace = 0x202f;
-var codeMediumMathematicalSpace = 0x205f;
-var codeIdeographicSpace = 0x3000;
-var codeDoubleQuoteLeft = 0x201c; // “
-var codeDoubleQuoteRight = 0x201d; // ”
-var codeQuoteLeft = 0x2018; // ‘
-var codeQuoteRight = 0x2019; // ’
-var codeGraveAccent = 0x0060; // `
-var codeAcuteAccent = 0x00b4; // ´
+const codeNonBreakingSpace = 0xa0;
+const codeEnQuad = 0x2000;
+const codeHairSpace = 0x200a;
+const codeNarrowNoBreakSpace = 0x202f;
+const codeMediumMathematicalSpace = 0x205f;
+const codeIdeographicSpace = 0x3000;
+const codeDoubleQuoteLeft = 0x201c; // “
+const codeDoubleQuoteRight = 0x201d; // ”
+const codeQuoteLeft = 0x2018; // ‘
+const codeQuoteRight = 0x2019; // ’
+const codeGraveAccent = 0x0060; // `
+const codeAcuteAccent = 0x00b4; // ´
 
@@ -118,3 +118,3 @@ function isHex(code) {
 }
-var regexDelimiter = /^[,:[\]{}()\n]$/;
+const regexDelimiter = /^[,:[\]{}()\n]$/;
 function isStartOfValue(char) {
@@ -125,3 +125,3 @@ return regexStartOfValue.test(char) || char && isQuote(char.charCodeAt(0));
 // alpha, number, minus, or opening bracket or brace
-var regexStartOfValue = /^[[{\w-]$/;
+const regexStartOfValue = /^[[{\w-]$/;
 function isControlCharacter(code) {
@@ -185,8 +185,8 @@ return code === codeNewline || code === codeReturn || code === codeTab || code === codeBackspace || code === codeFormFeed;
 function stripLastOccurrence(text, textToStrip) {
-  var stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-  var index = text.lastIndexOf(textToStrip);
+  let stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+  const index = text.lastIndexOf(textToStrip);
   return index !== -1 ? text.substring(0, index) + (stripRemainingText ? '' : text.substring(index + 1)) : text;
 }
 function insertBeforeLastWhitespace(text, textToInsert) {
-  var index = text.length;
+  let index = text.length;
   if (!isWhitespace(text.charCodeAt(index - 1))) {
@@ -193,0 +193,0 @@ // no trailing whitespaces

lib/esm/jsonrepair.js

 import { JSONRepairError } from './JSONRepairError.js';
 import { codeAsterisk, codeBackslash, codeCloseParenthesis, codeClosingBrace, codeClosingBracket, codeColon, codeComma, codeDot, codeDoubleQuote, codeLowercaseE, codeMinus, codeNewline, codeOpeningBrace, codeOpeningBracket, codeOpenParenthesis, codePlus, codeSemicolon, codeSlash, codeUppercaseE, codeZero, endsWithCommaOrNewline, insertBeforeLastWhitespace, isControlCharacter, isDelimiter, isDigit, isDoubleQuote, isDoubleQuoteLike, isHex, isNonZeroDigit, isQuote, isSingleQuoteLike, isSpecialWhitespace, isStartOfValue, isValidStringCharacter, isWhitespace, removeAtIndex, stripLastOccurrence } from './stringUtils.js';
-var controlCharacters = {
+const controlCharacters = {
   '\b': '\\b',
@@ -12,3 +12,3 @@ '\f': '\\f',
 // map with all escape characters
-var escapeCharacters = {
+const escapeCharacters = {
   '"': '"',
@@ -42,10 +42,10 @@ '\\': '\\',
 export function jsonrepair(text) {
-  var i = 0; // current index in text
-  var output = ''; // generated output
+  let i = 0; // current index in text
+  let output = ''; // generated output
 
-  var processed = parseValue();
+  const processed = parseValue();
   if (!processed) {
     throwUnexpectedEnd();
   }
-  var processedComma = parseCharacter(codeComma);
+  const processedComma = parseCharacter(codeComma);
   if (processedComma) {
@@ -73,3 +73,3 @@ parseWhitespaceAndSkipComments();
     parseWhitespaceAndSkipComments();
-    var processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
+    const processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
     parseWhitespaceAndSkipComments();
@@ -79,4 +79,4 @@ return processed;
   function parseWhitespaceAndSkipComments() {
-    var start = i;
-    var changed = parseWhitespace();
+    const start = i;
+    let changed = parseWhitespace();
     do {
@@ -91,4 +91,4 @@ changed = parseComment();
   function parseWhitespace() {
-    var whitespace = '';
-    var normal;
+    let whitespace = '';
+    let normal;
     while ((normal = isWhitespace(text.charCodeAt(i))) || isSpecialWhitespace(text.charCodeAt(i))) {
@@ -157,8 +157,8 @@ if (normal) {
       parseWhitespaceAndSkipComments();
-      var initial = true;
+      let initial = true;
       while (i < text.length && text.charCodeAt(i) !== codeClosingBrace) {
-        var _processedComma = void 0;
+        let processedComma;
         if (!initial) {
-          _processedComma = parseCharacter(codeComma);
-          if (!_processedComma) {
+          processedComma = parseCharacter(codeComma);
+          if (!processedComma) {
             // repair missing comma
@@ -169,6 +169,6 @@ output = insertBeforeLastWhitespace(output, ',');
         } else {
-          _processedComma = true;
+          processedComma = true;
           initial = false;
         }
-        var processedKey = parseString() || parseUnquotedString();
+        const processedKey = parseString() || parseUnquotedString();
         if (!processedKey) {
@@ -184,3 +184,3 @@ if (text.charCodeAt(i) === codeClosingBrace || text.charCodeAt(i) === codeOpeningBrace || text.charCodeAt(i) === codeClosingBracket || text.charCodeAt(i) === codeOpeningBracket || text[i] === undefined) {
         parseWhitespaceAndSkipComments();
-        var processedColon = parseCharacter(codeColon);
+        const processedColon = parseCharacter(codeColon);
         if (!processedColon) {
@@ -194,6 +194,7 @@ if (isStartOfValue(text[i])) {
         }
-        var processedValue = parseValue();
+        const processedValue = parseValue();
         if (!processedValue) {
           if (processedColon) {
-            throwObjectValueExpected();
+            // repair missing object value
+            output += 'null';
           } else {
@@ -224,7 +225,7 @@ throwColonExpected();
       parseWhitespaceAndSkipComments();
-      var initial = true;
+      let initial = true;
       while (i < text.length && text.charCodeAt(i) !== codeClosingBracket) {
         if (!initial) {
-          var _processedComma2 = parseCharacter(codeComma);
-          if (!_processedComma2) {
+          const processedComma = parseCharacter(codeComma);
+          if (!processedComma) {
             // repair missing comma
@@ -236,3 +237,3 @@ output = insertBeforeLastWhitespace(output, ',');
         }
-        var processedValue = parseValue();
+        const processedValue = parseValue();
         if (!processedValue) {
@@ -262,9 +263,9 @@ // repair trailing comma
     // repair NDJSON
-    var initial = true;
-    var processedValue = true;
+    let initial = true;
+    let processedValue = true;
     while (processedValue) {
       if (!initial) {
         // parse optional comma, insert when missing
-        var _processedComma3 = parseCharacter(codeComma);
-        if (!_processedComma3) {
+        const processedComma = parseCharacter(codeComma);
+        if (!processedComma) {
           // repair: add missing comma
@@ -293,3 +294,3 @@ output = insertBeforeLastWhitespace(output, ',');
   function parseString() {
-    var skipEscapeChars = text.charCodeAt(i) === codeBackslash;
+    let skipEscapeChars = text.charCodeAt(i) === codeBackslash;
     if (skipEscapeChars) {
@@ -301,3 +302,3 @@ // repair: remove the first escape character
     if (isQuote(text.charCodeAt(i))) {
-      var isEndQuote = isSingleQuoteLike(text.charCodeAt(i)) ? isSingleQuoteLike : isDoubleQuote(text.charCodeAt(i)) ? isDoubleQuote // eslint-disable-line indent
+      const isEndQuote = isSingleQuoteLike(text.charCodeAt(i)) ? isSingleQuoteLike : isDoubleQuote(text.charCodeAt(i)) ? isDoubleQuote // eslint-disable-line indent
       : isDoubleQuoteLike; // eslint-disable-line indent
@@ -309,4 +310,4 @@
         if (text.charCodeAt(i) === codeBackslash) {
-          var char = text[i + 1];
-          var escapeChar = escapeCharacters[char];
+          const char = text[i + 1];
+          const escapeChar = escapeCharacters[char];
           if (escapeChar !== undefined) {
@@ -328,17 +329,17 @@ output += text.slice(i, i + 2);
         } else {
-          var _char = text[i];
-          var code = text.charCodeAt(i);
+          const char = text[i];
+          const code = text.charCodeAt(i);
           if (code === codeDoubleQuote && text.charCodeAt(i - 1) !== codeBackslash) {
             // repair unescaped double quote
-            output += '\\' + _char;
+            output += '\\' + char;
             i++;
           } else if (isControlCharacter(code)) {
             // unescaped control character
-            output += controlCharacters[_char];
+            output += controlCharacters[char];
             i++;
           } else {
             if (!isValidStringCharacter(code)) {
-              throwInvalidCharacter(_char);
+              throwInvalidCharacter(char);
             }
-            output += _char;
+            output += char;
             i++;
@@ -348,4 +349,4 @@ }
         if (skipEscapeChars) {
-          var _processed = skipEscapeCharacter();
-          if (_processed) {
+          const processed = skipEscapeCharacter();
+          if (processed) {
             // repair: skipped escape character (nothing to do)
@@ -375,3 +376,3 @@ }
   function parseConcatenatedString() {
-    var processed = false;
+    let processed = false;
     parseWhitespaceAndSkipComments();
@@ -385,3 +386,3 @@ while (text.charCodeAt(i) === codePlus) {
       output = stripLastOccurrence(output, '"', true);
-      var start = output.length;
+      const start = output.length;
       parseString();
@@ -399,3 +400,3 @@
   function parseNumber() {
-    var start = i;
+    const start = i;
     if (text.charCodeAt(i) === codeMinus) {
@@ -468,3 +469,3 @@ i++;
     // note that the symbol can end with whitespaces: we stop at the next delimiter
-    var start = i;
+    const start = i;
     while (i < text.length && !isDelimiter(text[i])) {
@@ -495,4 +496,4 @@ i++;
         }
-        var symbol = text.slice(start, i);
-        output += JSON.stringify(symbol);
+        const symbol = text.slice(start, i);
+        output += symbol === 'undefined' ? 'null' : JSON.stringify(symbol);
         return true;
@@ -504,3 +505,3 @@ }
     if (!isDigit(text.charCodeAt(i))) {
-      var numSoFar = text.slice(start, i);
+      const numSoFar = text.slice(start, i);
       throw new JSONRepairError("Invalid number '".concat(numSoFar, "', expecting a digit ").concat(got()), 2);
@@ -533,5 +534,2 @@ }
   }
-  function throwObjectValueExpected() {
-    throw new JSONRepairError('Object value expected', i);
-  }
   function throwColonExpected() {
@@ -541,7 +539,7 @@ throw new JSONRepairError('Colon expected', i);
   function throwInvalidUnicodeCharacter(start) {
-    var end = start + 2;
+    let end = start + 2;
     while (/\w/.test(text[end])) {
       end++;
     }
-    var chars = text.slice(start, end);
+    const chars = text.slice(start, end);
     throw new JSONRepairError("Invalid unicode character \"".concat(chars, "\""), i);
@@ -548,0 +546,0 @@ }

lib/esm/JSONRepairError.js

@@ -1,29 +0,7 @@
-function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
-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, _toPropertyKey(descriptor.key), descriptor); } }
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
-function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
-function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
-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); }; }
-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); }
-function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-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); }
-function _construct(Parent, args, Class) { if (_isNativeReflectConstruct()) { _construct = Reflect.construct.bind(); } 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 _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; } }
-function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }
-function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-export var JSONRepairError = /*#__PURE__*/function (_Error) {
-  _inherits(JSONRepairError, _Error);
-  var _super = _createSuper(JSONRepairError);
-  function JSONRepairError(message, position) {
-    var _this;
-    _classCallCheck(this, JSONRepairError);
-    _this = _super.call(this, message + ' at position ' + position);
-    _this.position = position;
-    return _this;
+export class JSONRepairError extends Error {
+  constructor(message, position) {
+    super(message + ' at position ' + position);
+    this.position = position;
   }
-  return _createClass(JSONRepairError);
-}( /*#__PURE__*/_wrapNativeSuper(Error));
+}
 //# sourceMappingURL=JSONRepairError.js.map

lib/esm/stringUtils.js

 // TODO: sort the codes
-export var codeBackslash = 0x5c; // "\"
-export var codeSlash = 0x2f; // "/"
-export var codeAsterisk = 0x2a; // "*"
-export var codeOpeningBrace = 0x7b; // "{"
-export var codeClosingBrace = 0x7d; // "}"
-export var codeOpeningBracket = 0x5b; // "["
-export var codeClosingBracket = 0x5d; // "]"
-export var codeOpenParenthesis = 0x28; // "("
-export var codeCloseParenthesis = 0x29; // ")"
-export var codeSpace = 0x20; // " "
-export var codeNewline = 0xa; // "\n"
-export var codeTab = 0x9; // "\t"
-export var codeReturn = 0xd; // "\r"
-export var codeBackspace = 0x08; // "\b"
-export var codeFormFeed = 0x0c; // "\f"
-export var codeDoubleQuote = 0x0022; // "
-export var codePlus = 0x2b; // "+"
-export var codeMinus = 0x2d; // "-"
-export var codeQuote = 0x27; // "'"
-export var codeZero = 0x30;
-export var codeOne = 0x31;
-export var codeNine = 0x39;
-export var codeComma = 0x2c; // ","
-export var codeDot = 0x2e; // "." (dot, period)
-export var codeColon = 0x3a; // ":"
-export var codeSemicolon = 0x3b; // ";"
-export var codeUppercaseA = 0x41; // "A"
-export var codeLowercaseA = 0x61; // "a"
-export var codeUppercaseE = 0x45; // "E"
-export var codeLowercaseE = 0x65; // "e"
-export var codeUppercaseF = 0x46; // "F"
-export var codeLowercaseF = 0x66; // "f"
-var codeNonBreakingSpace = 0xa0;
-var codeEnQuad = 0x2000;
-var codeHairSpace = 0x200a;
-var codeNarrowNoBreakSpace = 0x202f;
-var codeMediumMathematicalSpace = 0x205f;
-var codeIdeographicSpace = 0x3000;
-var codeDoubleQuoteLeft = 0x201c; // “
-var codeDoubleQuoteRight = 0x201d; // ”
-var codeQuoteLeft = 0x2018; // ‘
-var codeQuoteRight = 0x2019; // ’
-var codeGraveAccent = 0x0060; // `
-var codeAcuteAccent = 0x00b4; // ´
+export const codeBackslash = 0x5c; // "\"
+export const codeSlash = 0x2f; // "/"
+export const codeAsterisk = 0x2a; // "*"
+export const codeOpeningBrace = 0x7b; // "{"
+export const codeClosingBrace = 0x7d; // "}"
+export const codeOpeningBracket = 0x5b; // "["
+export const codeClosingBracket = 0x5d; // "]"
+export const codeOpenParenthesis = 0x28; // "("
+export const codeCloseParenthesis = 0x29; // ")"
+export const codeSpace = 0x20; // " "
+export const codeNewline = 0xa; // "\n"
+export const codeTab = 0x9; // "\t"
+export const codeReturn = 0xd; // "\r"
+export const codeBackspace = 0x08; // "\b"
+export const codeFormFeed = 0x0c; // "\f"
+export const codeDoubleQuote = 0x0022; // "
+export const codePlus = 0x2b; // "+"
+export const codeMinus = 0x2d; // "-"
+export const codeQuote = 0x27; // "'"
+export const codeZero = 0x30;
+export const codeOne = 0x31;
+export const codeNine = 0x39;
+export const codeComma = 0x2c; // ","
+export const codeDot = 0x2e; // "." (dot, period)
+export const codeColon = 0x3a; // ":"
+export const codeSemicolon = 0x3b; // ";"
+export const codeUppercaseA = 0x41; // "A"
+export const codeLowercaseA = 0x61; // "a"
+export const codeUppercaseE = 0x45; // "E"
+export const codeLowercaseE = 0x65; // "e"
+export const codeUppercaseF = 0x46; // "F"
+export const codeLowercaseF = 0x66; // "f"
+const codeNonBreakingSpace = 0xa0;
+const codeEnQuad = 0x2000;
+const codeHairSpace = 0x200a;
+const codeNarrowNoBreakSpace = 0x202f;
+const codeMediumMathematicalSpace = 0x205f;
+const codeIdeographicSpace = 0x3000;
+const codeDoubleQuoteLeft = 0x201c; // “
+const codeDoubleQuoteRight = 0x201d; // ”
+const codeQuoteLeft = 0x2018; // ‘
+const codeQuoteRight = 0x2019; // ’
+const codeGraveAccent = 0x0060; // `
+const codeAcuteAccent = 0x00b4; // ´
 
@@ -62,3 +62,3 @@ export function isHex(code) {
 }
-var regexDelimiter = /^[,:[\]{}()\n]$/;
+const regexDelimiter = /^[,:[\]{}()\n]$/;
 export function isStartOfValue(char) {
@@ -69,3 +69,3 @@ return regexStartOfValue.test(char) || char && isQuote(char.charCodeAt(0));
 // alpha, number, minus, or opening bracket or brace
-var regexStartOfValue = /^[[{\w-]$/;
+const regexStartOfValue = /^[[{\w-]$/;
 export function isControlCharacter(code) {
@@ -129,8 +129,8 @@ return code === codeNewline || code === codeReturn || code === codeTab || code === codeBackspace || code === codeFormFeed;
 export function stripLastOccurrence(text, textToStrip) {
-  var stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-  var index = text.lastIndexOf(textToStrip);
+  let stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+  const index = text.lastIndexOf(textToStrip);
   return index !== -1 ? text.substring(0, index) + (stripRemainingText ? '' : text.substring(index + 1)) : text;
 }
 export function insertBeforeLastWhitespace(text, textToInsert) {
-  var index = text.length;
+  let index = text.length;
   if (!isWhitespace(text.charCodeAt(index - 1))) {
@@ -137,0 +137,0 @@ // no trailing whitespaces

lib/umd/jsonrepair.js

@@ -7,76 +7,54 @@ (function (global, factory) {
 
-  function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
-  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, _toPropertyKey(descriptor.key), descriptor); } }
-  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
-  function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
-  function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
-  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-  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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
-  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); }; }
-  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); }
-  function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
-  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); }
-  function _construct(Parent, args, Class) { if (_isNativeReflectConstruct()) { _construct = Reflect.construct.bind(); } 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 _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; } }
-  function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }
-  function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
-  function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
-  var JSONRepairError = /*#__PURE__*/function (_Error) {
-    _inherits(JSONRepairError, _Error);
-    var _super = _createSuper(JSONRepairError);
-    function JSONRepairError(message, position) {
-      var _this;
-      _classCallCheck(this, JSONRepairError);
-      _this = _super.call(this, message + ' at position ' + position);
-      _this.position = position;
-      return _this;
+  class JSONRepairError extends Error {
+    constructor(message, position) {
+      super(message + ' at position ' + position);
+      this.position = position;
     }
-    return _createClass(JSONRepairError);
-  }( /*#__PURE__*/_wrapNativeSuper(Error));
+  }
 
   // TODO: sort the codes
-  var codeBackslash = 0x5c; // "\"
-  var codeSlash = 0x2f; // "/"
-  var codeAsterisk = 0x2a; // "*"
-  var codeOpeningBrace = 0x7b; // "{"
-  var codeClosingBrace = 0x7d; // "}"
-  var codeOpeningBracket = 0x5b; // "["
-  var codeClosingBracket = 0x5d; // "]"
-  var codeOpenParenthesis = 0x28; // "("
-  var codeCloseParenthesis = 0x29; // ")"
-  var codeSpace = 0x20; // " "
-  var codeNewline = 0xa; // "\n"
-  var codeTab = 0x9; // "\t"
-  var codeReturn = 0xd; // "\r"
-  var codeBackspace = 0x08; // "\b"
-  var codeFormFeed = 0x0c; // "\f"
-  var codeDoubleQuote = 0x0022; // "
-  var codePlus = 0x2b; // "+"
-  var codeMinus = 0x2d; // "-"
-  var codeQuote = 0x27; // "'"
-  var codeZero = 0x30;
-  var codeOne = 0x31;
-  var codeNine = 0x39;
-  var codeComma = 0x2c; // ","
-  var codeDot = 0x2e; // "." (dot, period)
-  var codeColon = 0x3a; // ":"
-  var codeSemicolon = 0x3b; // ";"
-  var codeUppercaseA = 0x41; // "A"
-  var codeLowercaseA = 0x61; // "a"
-  var codeUppercaseE = 0x45; // "E"
-  var codeLowercaseE = 0x65; // "e"
-  var codeUppercaseF = 0x46; // "F"
-  var codeLowercaseF = 0x66; // "f"
-  var codeNonBreakingSpace = 0xa0;
-  var codeEnQuad = 0x2000;
-  var codeHairSpace = 0x200a;
-  var codeNarrowNoBreakSpace = 0x202f;
-  var codeMediumMathematicalSpace = 0x205f;
-  var codeIdeographicSpace = 0x3000;
-  var codeDoubleQuoteLeft = 0x201c; // “
-  var codeDoubleQuoteRight = 0x201d; // ”
-  var codeQuoteLeft = 0x2018; // ‘
-  var codeQuoteRight = 0x2019; // ’
-  var codeGraveAccent = 0x0060; // `
-  var codeAcuteAccent = 0x00b4; // ´
+  const codeBackslash = 0x5c; // "\"
+  const codeSlash = 0x2f; // "/"
+  const codeAsterisk = 0x2a; // "*"
+  const codeOpeningBrace = 0x7b; // "{"
+  const codeClosingBrace = 0x7d; // "}"
+  const codeOpeningBracket = 0x5b; // "["
+  const codeClosingBracket = 0x5d; // "]"
+  const codeOpenParenthesis = 0x28; // "("
+  const codeCloseParenthesis = 0x29; // ")"
+  const codeSpace = 0x20; // " "
+  const codeNewline = 0xa; // "\n"
+  const codeTab = 0x9; // "\t"
+  const codeReturn = 0xd; // "\r"
+  const codeBackspace = 0x08; // "\b"
+  const codeFormFeed = 0x0c; // "\f"
+  const codeDoubleQuote = 0x0022; // "
+  const codePlus = 0x2b; // "+"
+  const codeMinus = 0x2d; // "-"
+  const codeQuote = 0x27; // "'"
+  const codeZero = 0x30;
+  const codeOne = 0x31;
+  const codeNine = 0x39;
+  const codeComma = 0x2c; // ","
+  const codeDot = 0x2e; // "." (dot, period)
+  const codeColon = 0x3a; // ":"
+  const codeSemicolon = 0x3b; // ";"
+  const codeUppercaseA = 0x41; // "A"
+  const codeLowercaseA = 0x61; // "a"
+  const codeUppercaseE = 0x45; // "E"
+  const codeLowercaseE = 0x65; // "e"
+  const codeUppercaseF = 0x46; // "F"
+  const codeLowercaseF = 0x66; // "f"
+  const codeNonBreakingSpace = 0xa0;
+  const codeEnQuad = 0x2000;
+  const codeHairSpace = 0x200a;
+  const codeNarrowNoBreakSpace = 0x202f;
+  const codeMediumMathematicalSpace = 0x205f;
+  const codeIdeographicSpace = 0x3000;
+  const codeDoubleQuoteLeft = 0x201c; // “
+  const codeDoubleQuoteRight = 0x201d; // ”
+  const codeQuoteLeft = 0x2018; // ‘
+  const codeQuoteRight = 0x2019; // ’
+  const codeGraveAccent = 0x0060; // `
+  const codeAcuteAccent = 0x00b4; // ´
 
@@ -98,3 +76,3 @@ function isHex(code) {
   }
-  var regexDelimiter = /^[,:[\]{}()\n]$/;
+  const regexDelimiter = /^[,:[\]{}()\n]$/;
   function isStartOfValue(char) {
@@ -105,3 +83,3 @@ return regexStartOfValue.test(char) || char && isQuote(char.charCodeAt(0));
   // alpha, number, minus, or opening bracket or brace
-  var regexStartOfValue = /^[[{\w-]$/;
+  const regexStartOfValue = /^[[{\w-]$/;
   function isControlCharacter(code) {
@@ -165,8 +143,8 @@ return code === codeNewline || code === codeReturn || code === codeTab || code === codeBackspace || code === codeFormFeed;
   function stripLastOccurrence(text, textToStrip) {
-    var stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-    var index = text.lastIndexOf(textToStrip);
+    let stripRemainingText = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+    const index = text.lastIndexOf(textToStrip);
     return index !== -1 ? text.substring(0, index) + (stripRemainingText ? '' : text.substring(index + 1)) : text;
   }
   function insertBeforeLastWhitespace(text, textToInsert) {
-    var index = text.length;
+    let index = text.length;
     if (!isWhitespace(text.charCodeAt(index - 1))) {
@@ -192,3 +170,3 @@ // no trailing whitespaces
 
-  var controlCharacters = {
+  const controlCharacters = {
     '\b': '\\b',
@@ -202,3 +180,3 @@ '\f': '\\f',
   // map with all escape characters
-  var escapeCharacters = {
+  const escapeCharacters = {
     '"': '"',
@@ -232,10 +210,10 @@ '\\': '\\',
   function jsonrepair(text) {
-    var i = 0; // current index in text
-    var output = ''; // generated output
+    let i = 0; // current index in text
+    let output = ''; // generated output
 
-    var processed = parseValue();
+    const processed = parseValue();
     if (!processed) {
       throwUnexpectedEnd();
     }
-    var processedComma = parseCharacter(codeComma);
+    const processedComma = parseCharacter(codeComma);
     if (processedComma) {
@@ -263,3 +241,3 @@ parseWhitespaceAndSkipComments();
       parseWhitespaceAndSkipComments();
-      var processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
+      const processed = parseObject() || parseArray() || parseString() || parseNumber() || parseKeywords() || parseUnquotedString();
       parseWhitespaceAndSkipComments();
@@ -269,4 +247,4 @@ return processed;
     function parseWhitespaceAndSkipComments() {
-      var start = i;
-      var changed = parseWhitespace();
+      const start = i;
+      let changed = parseWhitespace();
       do {
@@ -281,4 +259,4 @@ changed = parseComment();
     function parseWhitespace() {
-      var whitespace = '';
-      var normal;
+      let whitespace = '';
+      let normal;
       while ((normal = isWhitespace(text.charCodeAt(i))) || isSpecialWhitespace(text.charCodeAt(i))) {
@@ -347,8 +325,8 @@ if (normal) {
         parseWhitespaceAndSkipComments();
-        var initial = true;
+        let initial = true;
         while (i < text.length && text.charCodeAt(i) !== codeClosingBrace) {
-          var _processedComma = void 0;
+          let processedComma;
           if (!initial) {
-            _processedComma = parseCharacter(codeComma);
-            if (!_processedComma) {
+            processedComma = parseCharacter(codeComma);
+            if (!processedComma) {
               // repair missing comma
@@ -359,6 +337,6 @@ output = insertBeforeLastWhitespace(output, ',');
           } else {
-            _processedComma = true;
+            processedComma = true;
             initial = false;
           }
-          var processedKey = parseString() || parseUnquotedString();
+          const processedKey = parseString() || parseUnquotedString();
           if (!processedKey) {
@@ -374,3 +352,3 @@ if (text.charCodeAt(i) === codeClosingBrace || text.charCodeAt(i) === codeOpeningBrace || text.charCodeAt(i) === codeClosingBracket || text.charCodeAt(i) === codeOpeningBracket || text[i] === undefined) {
           parseWhitespaceAndSkipComments();
-          var processedColon = parseCharacter(codeColon);
+          const processedColon = parseCharacter(codeColon);
           if (!processedColon) {
@@ -384,6 +362,7 @@ if (isStartOfValue(text[i])) {
           }
-          var processedValue = parseValue();
+          const processedValue = parseValue();
           if (!processedValue) {
             if (processedColon) {
-              throwObjectValueExpected();
+              // repair missing object value
+              output += 'null';
             } else {
@@ -414,7 +393,7 @@ throwColonExpected();
         parseWhitespaceAndSkipComments();
-        var initial = true;
+        let initial = true;
         while (i < text.length && text.charCodeAt(i) !== codeClosingBracket) {
           if (!initial) {
-            var _processedComma2 = parseCharacter(codeComma);
-            if (!_processedComma2) {
+            const processedComma = parseCharacter(codeComma);
+            if (!processedComma) {
               // repair missing comma
@@ -426,3 +405,3 @@ output = insertBeforeLastWhitespace(output, ',');
           }
-          var processedValue = parseValue();
+          const processedValue = parseValue();
           if (!processedValue) {
@@ -452,9 +431,9 @@ // repair trailing comma
       // repair NDJSON
-      var initial = true;
-      var processedValue = true;
+      let initial = true;
+      let processedValue = true;
       while (processedValue) {
         if (!initial) {
           // parse optional comma, insert when missing
-          var _processedComma3 = parseCharacter(codeComma);
-          if (!_processedComma3) {
+          const processedComma = parseCharacter(codeComma);
+          if (!processedComma) {
             // repair: add missing comma
@@ -483,3 +462,3 @@ output = insertBeforeLastWhitespace(output, ',');
     function parseString() {
-      var skipEscapeChars = text.charCodeAt(i) === codeBackslash;
+      let skipEscapeChars = text.charCodeAt(i) === codeBackslash;
       if (skipEscapeChars) {
@@ -491,3 +470,3 @@ // repair: remove the first escape character
       if (isQuote(text.charCodeAt(i))) {
-        var isEndQuote = isSingleQuoteLike(text.charCodeAt(i)) ? isSingleQuoteLike : isDoubleQuote(text.charCodeAt(i)) ? isDoubleQuote // eslint-disable-line indent
+        const isEndQuote = isSingleQuoteLike(text.charCodeAt(i)) ? isSingleQuoteLike : isDoubleQuote(text.charCodeAt(i)) ? isDoubleQuote // eslint-disable-line indent
         : isDoubleQuoteLike; // eslint-disable-line indent
@@ -499,4 +478,4 @@
           if (text.charCodeAt(i) === codeBackslash) {
-            var char = text[i + 1];
-            var escapeChar = escapeCharacters[char];
+            const char = text[i + 1];
+            const escapeChar = escapeCharacters[char];
             if (escapeChar !== undefined) {
@@ -518,17 +497,17 @@ output += text.slice(i, i + 2);
           } else {
-            var _char = text[i];
-            var code = text.charCodeAt(i);
+            const char = text[i];
+            const code = text.charCodeAt(i);
             if (code === codeDoubleQuote && text.charCodeAt(i - 1) !== codeBackslash) {
               // repair unescaped double quote
-              output += '\\' + _char;
+              output += '\\' + char;
               i++;
             } else if (isControlCharacter(code)) {
               // unescaped control character
-              output += controlCharacters[_char];
+              output += controlCharacters[char];
               i++;
             } else {
               if (!isValidStringCharacter(code)) {
-                throwInvalidCharacter(_char);
+                throwInvalidCharacter(char);
               }
-              output += _char;
+              output += char;
               i++;
@@ -559,3 +538,3 @@ }
     function parseConcatenatedString() {
-      var processed = false;
+      let processed = false;
       parseWhitespaceAndSkipComments();
@@ -569,3 +548,3 @@ while (text.charCodeAt(i) === codePlus) {
         output = stripLastOccurrence(output, '"', true);
-        var start = output.length;
+        const start = output.length;
         parseString();
@@ -583,3 +562,3 @@
     function parseNumber() {
-      var start = i;
+      const start = i;
       if (text.charCodeAt(i) === codeMinus) {
@@ -652,3 +631,3 @@ i++;
       // note that the symbol can end with whitespaces: we stop at the next delimiter
-      var start = i;
+      const start = i;
       while (i < text.length && !isDelimiter(text[i])) {
@@ -679,4 +658,4 @@ i++;
           }
-          var symbol = text.slice(start, i);
-          output += JSON.stringify(symbol);
+          const symbol = text.slice(start, i);
+          output += symbol === 'undefined' ? 'null' : JSON.stringify(symbol);
           return true;
@@ -688,3 +667,3 @@ }
       if (!isDigit(text.charCodeAt(i))) {
-        var numSoFar = text.slice(start, i);
+        const numSoFar = text.slice(start, i);
         throw new JSONRepairError("Invalid number '".concat(numSoFar, "', expecting a digit ").concat(got()), 2);
@@ -717,5 +696,2 @@ }
     }
-    function throwObjectValueExpected() {
-      throw new JSONRepairError('Object value expected', i);
-    }
     function throwColonExpected() {
@@ -725,7 +701,7 @@ throw new JSONRepairError('Colon expected', i);
     function throwInvalidUnicodeCharacter(start) {
-      var end = start + 2;
+      let end = start + 2;
       while (/\w/.test(text[end])) {
         end++;
       }
-      var chars = text.slice(start, end);
+      const chars = text.slice(start, end);
       throw new JSONRepairError("Invalid unicode character \"".concat(chars, "\""), i);
@@ -732,0 +708,0 @@ }

lib/umd/jsonrepair.min.js

@@ -1,1 +0,1 @@
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).JSONRepair={})}(this,function(t){"use strict";function o(t){return(o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function c(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,function(t){t=function(t,e){if("object"!==o(t)||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0===r)return("string"===e?String:Number)(t);r=r.call(t,e||"default");if("object"!==o(r))return r;throw new TypeError("@@toPrimitive must return a primitive value.")}(t,"string");return"symbol"===o(t)?t:String(t)}(n.key),n)}}function u(r){var n=i();return function(){var t,e=a(r),e=(t=n?(t=a(this).constructor,Reflect.construct(e,arguments,t)):e.apply(this,arguments),this);if(t&&("object"===o(t)||"function"==typeof t))return t;if(void 0!==t)throw new TypeError("Derived constructors may only return object or undefined");if(void 0!==e)return e;throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}}function e(t){var r="function"==typeof Map?new Map:void 0;return function(t){if(null===t||-1===Function.toString.call(t).indexOf("[native code]"))return t;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==r){if(r.has(t))return r.get(t);r.set(t,e)}function e(){return n(t,arguments,a(this).constructor)}return e.prototype=Object.create(t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),f(e,t)}(t)}function n(t,e,r){return(n=i()?Reflect.construct.bind():function(t,e,r){var n=[null];n.push.apply(n,e);e=new(Function.bind.apply(t,n));return r&&f(e,r.prototype),e}).apply(null,arguments)}function i(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(t){return!1}}function f(t,e){return(f=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function a(t){return(a=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var C=function(t){var e=i;if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),Object.defineProperty(e,"prototype",{writable:!1}),t&&f(e,t);var r,n,o=u(i);function i(t,e){if(this instanceof i)return(t=o.call(this,t+" at position "+e)).position=e,t;throw new TypeError("Cannot call a class as a 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+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).JSONRepair={})}(this,function(t){"use strict";class A extends Error{constructor(t,e){super(t+" at position "+e),this.position=e}}const e=32,g=10,v=9,b=13,p=8,w=12,x=34,r=39,y=48,O=49,N=57,n=65,o=97,c=70,i=102,J=160,S=8192,j=8202,I=8239,k=8287,m=12288,f=8220,a=8221,u=8216,d=8217,h=96,l=180;function T(t){return t>=y&&t<=N||t>=n&&t<=c||t>=o&&t<=i}function $(t){return t>=y&&t<=N}const G=/^[,:[\]{}()\n]$/;function E(t){return s.test(t)||t&&U(t.charCodeAt(0))}const s=/^[[{\w-]$/;function R(t){return t===e||t===g||t===v||t===b}function U(t){return F(t)||z(t)}function F(t){return t===x||t===f||t===a}function q(t){return t===x}function z(t){return t===r||t===u||t===d||t===h||t===l}function B(t,e,r){r=2<arguments.length&&void 0!==r&&r,e=t.lastIndexOf(e);return-1!==e?t.substring(0,e)+(r?"":t.substring(e+1)):t}function D(t,e){let r=t.length;if(!R(t.charCodeAt(r-1)))return t+e;for(;R(t.charCodeAt(r-1));)r--;return t.substring(0,r)+e+t.substring(r)}const H={"\b":"\\b","\f":"\\f","\n":"\\n","\r":"\\r","\t":"\\t"},K={'"':'"',"\\":"\\","/":"/",b:"\b",f:"\f",n:"\n",r:"\r",t:"\t"};t.JSONRepairError=A,t.jsonrepair=function(i){let f=0,a="";if(!o())throw new A("Unexpected end of json string",i.length);var t=c(44);if(t&&u(),E(i[f])&&/[,\n][ \t\r]*$/.test(a)){t||(a=D(a,","));{let t=!0,e=!0;for(;e;)t?t=!1:c(44)||(a=D(a,",")),e=o();e||(a=B(a,","));a="[\n".concat(a,"\n]")}}else t&&(a=B(a,","));if(f>=i.length)return a;throw new A("Unexpected character "+JSON.stringify(i[f]),f);function o(){u();var t=function(){if(123!==i.charCodeAt(f))return!1;{a+="{",f++,u();let e=!0;for(;f<i.length&&125!==i.charCodeAt(f);){let 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package.json

 {
   "name": "jsonrepair",
-  "version": "3.1.0",
+  "version": "3.2.0",
   "description": "Repair broken JSON documents",
@@ -62,20 +62,20 @@ "repository": {
   "devDependencies": {
-    "@babel/cli": "7.21.0",
-    "@babel/core": "7.21.4",
-    "@babel/plugin-transform-typescript": "7.21.3",
-    "@babel/preset-env": "7.21.4",
-    "@babel/preset-typescript": "7.21.4",
-    "@commitlint/cli": "17.6.1",
-    "@commitlint/config-conventional": "17.6.1",
+    "@babel/cli": "7.22.5",
+    "@babel/core": "7.22.5",
+    "@babel/plugin-transform-typescript": "7.22.5",
+    "@babel/preset-env": "7.22.5",
+    "@babel/preset-typescript": "7.22.5",
+    "@commitlint/cli": "17.6.5",
+    "@commitlint/config-conventional": "17.6.5",
     "@types/mocha": "10.0.1",
-    "@types/node": "18.15.11",
-    "@typescript-eslint/eslint-plugin": "5.58.0",
-    "@typescript-eslint/parser": "5.58.0",
+    "@types/node": "20.3.1",
+    "@typescript-eslint/eslint-plugin": "5.59.11",
+    "@typescript-eslint/parser": "5.59.11",
     "benchmark": "2.1.4",
     "cpy-cli": "4.2.0",
     "del-cli": "5.0.0",
-    "eslint": "8.38.0",
-    "eslint-config-standard": "17.0.0",
+    "eslint": "8.42.0",
+    "eslint-config-standard": "17.1.0",
     "eslint-plugin-import": "2.27.5",
-    "eslint-plugin-n": "15.7.0",
+    "eslint-plugin-n": "16.0.0",
     "eslint-plugin-node": "11.1.0",
@@ -86,9 +86,9 @@ "eslint-plugin-promise": "6.1.1",
     "npm-run-all": "4.1.5",
-    "prettier": "2.8.7",
-    "rollup": "3.20.4",
+    "prettier": "2.8.8",
+    "rollup": "3.25.1",
     "standard-version": "9.5.0",
     "ts-node": "10.9.1",
-    "typescript": "5.0.4",
+    "typescript": "5.1.3",
     "uglify-js": "3.17.4"
   }
 }

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Worsened metrics

Total package byte prevSize

239778

decreased by-12.43%

Lines of code

2277

decreased by-4.29%

No dependency changes