graphql
Version:
A Query Language and Runtime which can target any service.
37 lines (27 loc) • 1.26 kB
JavaScript
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.introspectionFromSchema = introspectionFromSchema;
var _invariant = _interopRequireDefault(require("../jsutils/invariant"));
var _isPromise = _interopRequireDefault(require("../jsutils/isPromise"));
var _parser = require("../language/parser");
var _execute = require("../execution/execute");
var _introspectionQuery = require("./introspectionQuery");
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);
/* istanbul ignore next */
!(0, _isPromise.default)(result) && !result.errors && result.data || (0, _invariant.default)(0);
return result.data;
}
;