text: "use strict";
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.printError = printError;
  exports.GraphQLError = void 0;
  
  var _isObjectLike = _interopRequireDefault(require("../jsutils/isObjectLike"));
  
  var _symbols = require("../polyfills/symbols");
  
  var _location = require("../language/location");
  
  var _printLocation = require("../language/printLocation");
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  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 _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
  
  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
  
  function _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { 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; } 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 _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 _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; } 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 { Date.prototype.toString.call(Reflect.construct(Date, [], 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 || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
  
  function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
  
  /**
   * A GraphQLError describes an Error found during the parse, validate, or
   * execute phases of performing a GraphQL operation. In addition to a message
   * and stack trace, it also includes information about the locations in a
   * GraphQL document and/or execution result that correspond to the Error.
   */
  var GraphQLError = /*#__PURE__*/function (_Error) {
    _inherits(GraphQLError, _Error);
  
    var _super = _createSuper(GraphQLError);
  
    /**
     * A message describing the Error for debugging purposes.
     *
     * Enumerable, and appears in the result of JSON.stringify().
     *
     * Note: should be treated as readonly, despite invariant usage.
     */
  
    /**
     * An array of { line, column } locations within the source GraphQL document
     * which correspond to this error.
     *
     * Errors during validation often contain multiple locations, for example to
     * point out two things with the same name. Errors during execution include a
     * single location, the field which produced the error.
     *
     * Enumerable, and appears in the result of JSON.stringify().
     */
  
    /**
     * An array describing the JSON-path into the execution response which
     * corresponds to this error. Only included for errors during execution.
     *
     * Enumerable, and appears in the result of JSON.stringify().
     */
  
    /**
     * An array of GraphQL AST Nodes corresponding to this error.
     */
  
    /**
     * The source GraphQL document for the first location of this error.
     *
     * Note that if this Error represents more than one node, the source may not
     * represent nodes after the first node.
     */
  
    /**
     * An array of character offsets within the source GraphQL document
     * which correspond to this error.
     */
  
    /**
     * The original error thrown from a field resolver during execution.
     */
  
    /**
     * Extension fields to add to the formatted error.
     */
    function GraphQLError(message, nodes, source, positions, path, originalError, extensions) {
      var _locations2, _source2, _positions2, _extensions2;
  
      var _this;
  
      _classCallCheck(this, GraphQLError);
  
      _this = _super.call(this, message); // Compute list of blame nodes.
  
      var _nodes = Array.isArray(nodes) ? nodes.length !== 0 ? nodes : undefined : nodes ? [nodes] : undefined; // Compute locations in the source for the given nodes/positions.
  
  
      var _source = source;
  
      if (!_source && _nodes) {
        var _nodes$0$loc;
  
        _source = (_nodes$0$loc = _nodes[0].loc) === null || _nodes$0$loc === void 0 ? void 0 : _nodes$0$loc.source;
      }
  
      var _positions = positions;
  
      if (!_positions && _nodes) {
        _positions = _nodes.reduce(function (list, node) {
          if (node.loc) {
            list.push(node.loc.start);
          }
  
          return list;
        }, []);
      }
  
      if (_positions && _positions.length === 0) {
        _positions = undefined;
      }
  
      var _locations;
  
      if (positions && source) {
        _locations = positions.map(function (pos) {
          return (0, _location.getLocation)(source, pos);
        });
      } else if (_nodes) {
        _locations = _nodes.reduce(function (list, node) {
          if (node.loc) {
            list.push((0, _location.getLocation)(node.loc.source, node.loc.start));
          }
  
          return list;
        }, []);
      }
  
      var _extensions = extensions;
  
      if (_extensions == null && originalError != null) {
        var originalExtensions = originalError.extensions;
  
        if ((0, _isObjectLike.default)(originalExtensions)) {
          _extensions = originalExtensions;
        }
      }
  
      Object.defineProperties(_assertThisInitialized(_this), {
        name: {
          value: 'GraphQLError'
        },
        message: {
          value: message,
          // By being enumerable, JSON.stringify will include `message` in the
          // resulting output. This ensures that the simplest possible GraphQL
          // service adheres to the spec.
          enumerable: true,
          writable: true
        },
        locations: {
          // Coercing falsy values to undefined ensures they will not be included
          // in JSON.stringify() when not provided.
          value: (_locations2 = _locations) !== null && _locations2 !== void 0 ? _locations2 : undefined,
          // By being enumerable, JSON.stringify will include `locations` in the
          // resulting output. This ensures that the simplest possible GraphQL
          // service adheres to the spec.
          enumerable: _locations != null
        },
        path: {
          // Coercing falsy values to undefined ensures they will not be included
          // in JSON.stringify() when not provided.
          value: path !== null && path !== void 0 ? path : undefined,
          // By being enumerable, JSON.stringify will include `path` in the
          // resulting output. This ensures that the simplest possible GraphQL
          // service adheres to the spec.
          enumerable: path != null
        },
        nodes: {
          value: _nodes !== null && _nodes !== void 0 ? _nodes : undefined
        },
        source: {
          value: (_source2 = _source) !== null && _source2 !== void 0 ? _source2 : undefined
        },
        positions: {
          value: (_positions2 = _positions) !== null && _positions2 !== void 0 ? _positions2 : undefined
        },
        originalError: {
          value: originalError
        },
        extensions: {
          // Coercing falsy values to undefined ensures they will not be included
          // in JSON.stringify() when not provided.
          value: (_extensions2 = _extensions) !== null && _extensions2 !== void 0 ? _extensions2 : undefined,
          // By being enumerable, JSON.stringify will include `path` in the
          // resulting output. This ensures that the simplest possible GraphQL
          // service adheres to the spec.
          enumerable: _extensions != null
        }
      }); // Include (non-enumerable) stack trace.
  
      if (originalError === null || originalError === void 0 ? void 0 : originalError.stack) {
        Object.defineProperty(_assertThisInitialized(_this), 'stack', {
          value: originalError.stack,
          writable: true,
          configurable: true
        });
        return _possibleConstructorReturn(_this);
      }
      /* istanbul ignore next (See: https://github.com/graphql/graphql-js/issues/2317) */
  
  
      if (Error.captureStackTrace) {
        Error.captureStackTrace(_assertThisInitialized(_this), GraphQLError);
      } else {
        Object.defineProperty(_assertThisInitialized(_this), 'stack', {
          value: Error().stack,
          writable: true,
          configurable: true
        });
      }
  
      return _this;
    }
  
    _createClass(GraphQLError, [{
      key: "toString",
      value: function toString() {
        return printError(this);
      } // FIXME: workaround to not break chai comparisons, should be remove in v16
      // $FlowFixMe Flow doesn't support computed properties yet
  
    }, {
      key: _symbols.SYMBOL_TO_STRING_TAG,
      get: function get() {
        return 'Object';
      }
    }]);
  
    return GraphQLError;
  }( /*#__PURE__*/_wrapNativeSuper(Error));
  /**
   * Prints a GraphQLError to a string, representing useful location information
   * about the error's position in the source.
   */
  
  
  exports.GraphQLError = GraphQLError;
  
  function printError(error) {
    var output = error.message;
  
    if (error.nodes) {
      for (var _i2 = 0, _error$nodes2 = error.nodes; _i2 < _error$nodes2.length; _i2++) {
        var node = _error$nodes2[_i2];
  
        if (node.loc) {
          output += '\n\n' + (0, _printLocation.printLocation)(node.loc);
        }
      }
    } else if (error.source && error.locations) {
      for (var _i4 = 0, _error$locations2 = error.locations; _i4 < _error$locations2.length; _i4++) {
        var location = _error$locations2[_i4];
        output += '\n\n' + (0, _printLocation.printSourceLocation)(error.source, location);
      }
    }
  
    return output;
  }
  