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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@expo/cli/node_modules/graphql/utilities

Просмотр файла: buildASTSchema.js

"use strict";

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

var _devAssert = _interopRequireDefault(require("../jsutils/devAssert.js"));

var _kinds = require("../language/kinds.js");

var _parser = require("../language/parser.js");

var _validate = require("../validation/validate.js");

var _schema = require("../type/schema.js");

var _directives = require("../type/directives.js");

var _extendSchema = require("./extendSchema.js");

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

/**
 * This takes the ast of a schema document produced by the parse function in
 * src/language/parser.js.
 *
 * If no schema definition is provided, then it will look for types named Query
 * and Mutation.
 *
 * Given that AST it constructs a GraphQLSchema. The resulting schema
 * has no resolve methods, so execution will use default resolvers.
 *
 * Accepts options as a second argument:
 *
 *    - commentDescriptions:
 *        Provide true to use preceding comments as the description.
 *
 */
function buildASTSchema(documentAST, options) {
  documentAST != null && documentAST.kind === _kinds.Kind.DOCUMENT || (0, _devAssert.default)(0, 'Must provide valid Document AST.');

  if ((options === null || options === void 0 ? void 0 : options.assumeValid) !== true && (options === null || options === void 0 ? void 0 : options.assumeValidSDL) !== true) {
    (0, _validate.assertValidSDL)(documentAST);
  }

  var emptySchemaConfig = {
    description: undefined,
    types: [],
    directives: [],
    extensions: undefined,
    extensionASTNodes: [],
    assumeValid: false
  };
  var config = (0, _extendSchema.extendSchemaImpl)(emptySchemaConfig, documentAST, options);

  if (config.astNode == null) {
    for (var _i2 = 0, _config$types2 = config.types; _i2 < _config$types2.length; _i2++) {
      var type = _config$types2[_i2];

      switch (type.name) {
        // Note: While this could make early assertions to get the correctly
        // typed values below, that would throw immediately while type system
        // validation with validateSchema() will produce more actionable results.
        case 'Query':
          config.query = type;
          break;

        case 'Mutation':
          config.mutation = type;
          break;

        case 'Subscription':
          config.subscription = type;
          break;
      }
    }
  }

  var directives = config.directives; // If specified directives were not explicitly declared, add them.

  var _loop = function _loop(_i4) {
    var stdDirective = _directives.specifiedDirectives[_i4];

    if (directives.every(function (directive) {
      return directive.name !== stdDirective.name;
    })) {
      directives.push(stdDirective);
    }
  };

  for (var _i4 = 0; _i4 < _directives.specifiedDirectives.length; _i4++) {
    _loop(_i4);
  }

  return new _schema.GraphQLSchema(config);
}
/**
 * A helper function to build a GraphQLSchema directly from a source
 * document.
 */


function buildSchema(source, options) {
  var document = (0, _parser.parse)(source, {
    noLocation: options === null || options === void 0 ? void 0 : options.noLocation,
    allowLegacySDLEmptyFields: options === null || options === void 0 ? void 0 : options.allowLegacySDLEmptyFields,
    allowLegacySDLImplementsInterfaces: options === null || options === void 0 ? void 0 : options.allowLegacySDLImplementsInterfaces,
    experimentalFragmentVariables: options === null || options === void 0 ? void 0 : options.experimentalFragmentVariables
  });
  return buildASTSchema(document, {
    commentDescriptions: options === null || options === void 0 ? void 0 : options.commentDescriptions,
    assumeValidSDL: options === null || options === void 0 ? void 0 : options.assumeValidSDL,
    assumeValid: options === null || options === void 0 ? void 0 : options.assumeValid
  });
}

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