node_modules.graphql.validation.rules.KnownFragmentNames.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.unknownFragmentMessage = unknownFragmentMessage;
exports.KnownFragmentNames = KnownFragmentNames;

var _error = require('../../error');

/**
 *  Copyright (c) 2015, Facebook, Inc.
 *  All rights reserved.
 *
 *  This source code is licensed under the BSD-style license found in the
 *  LICENSE file in the root directory of this source tree. An additional grant
 *  of patent rights can be found in the PATENTS file in the same directory.
 */

function unknownFragmentMessage(fragName) {
  return 'Unknown fragment "' + fragName + '".';
}

/**
 * Known fragment names
 *
 * A GraphQL document is only valid if all `...Fragment` fragment spreads refer
 * to fragments defined in the same document.
 */
function KnownFragmentNames(context) {
  return {
    FragmentSpread: function FragmentSpread(node) {
      var fragmentName = node.name.value;
      var fragment = context.getFragment(fragmentName);
      if (!fragment) {
        context.reportError(new _error.GraphQLError(unknownFragmentMessage(fragmentName), [node.name]));
      }
    }
  };
}