node_modules.graphql.utilities.introspectionFromSchema.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.introspectionFromSchema = introspectionFromSchema;

var _invariant = require('../jsutils/invariant');

var _invariant2 = _interopRequireDefault(_invariant);

var _introspectionQuery = require('./introspectionQuery');

var _schema = require('../type/schema');

var _execute = require('../execution/execute');

var _parser = require('../language/parser');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Build an IntrospectionQuery from a GraphQLSchema
 *
 * IntrospectionQuery is useful for utilities that care about type and field
 * relationships, but do not need to traverse through those relationships.
 *
 * This is the inverse of buildClientSchema. The primary use case is outside
 * of the server context, for instance when doing schema comparisons.
 */
function introspectionFromSchema(schema, options) {
  var queryAST = (0, _parser.parse)((0, _introspectionQuery.getIntrospectionQuery)(options));
  var result = (0, _execute.execute)(schema, queryAST);
  !(!result.then && !result.errors && result.data) ? (0, _invariant2.default)(0) : void 0;
  return result.data;
} /**
   * 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
   */