node_modules.graphql.error.GraphQLError.js Maven / Gradle / Ivy

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Maven plugin for generating graphql clients
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'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.GraphQLError = GraphQLError;

var _printError = require('./printError');

var _location = require('../language/location');

/**
 * 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.
 */
/**
 * Copyright (c) 2015-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 *  strict
 */

function GraphQLError( // eslint-disable-line no-redeclare
message, nodes, source, positions, path, originalError, extensions) {
  // 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 node = _nodes[0];
    _source = node && node.loc && node.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 = void 0;
  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;
    }, []);
  }

  Object.defineProperties(this, {
    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 falsey values to undefined ensures they will not be included
      // in JSON.stringify() when not provided.
      value: _locations || 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: true
    },
    path: {
      // Coercing falsey values to undefined ensures they will not be included
      // in JSON.stringify() when not provided.
      value: 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: true
    },
    nodes: {
      value: _nodes || undefined
    },
    source: {
      value: _source || undefined
    },
    positions: {
      value: _positions || undefined
    },
    originalError: {
      value: originalError
    },
    extensions: {
      value: extensions || originalError && originalError.extensions
    }
  });

  // Include (non-enumerable) stack trace.
  if (originalError && originalError.stack) {
    Object.defineProperty(this, 'stack', {
      value: originalError.stack,
      writable: true,
      configurable: true
    });
  } else if (Error.captureStackTrace) {
    Error.captureStackTrace(this, GraphQLError);
  } else {
    Object.defineProperty(this, 'stack', {
      value: Error().stack,
      writable: true,
      configurable: true
    });
  }
}

GraphQLError.prototype = Object.create(Error.prototype, {
  constructor: { value: GraphQLError },
  name: { value: 'GraphQLError' },
  toString: {
    value: function toString() {
      return (0, _printError.printError)(this);
    }
  }
});