| import { GraphQLError } from '../error/GraphQLError'; |
| import type { GraphQLSchema } from './schema'; |
| /** |
| * Implements the "Type Validation" sub-sections of the specification's |
| * "Type System" section. |
| * |
| * Validation runs synchronously, returning an array of encountered errors, or |
| * an empty array if no errors were encountered and the Schema is valid. |
| */ |
| export declare function validateSchema( |
| schema: GraphQLSchema, |
| ): ReadonlyArray<GraphQLError>; |
| /** |
| * Utility function which asserts a schema is valid by throwing an error if |
| * it is invalid. |
| */ |
| export declare function assertValidSchema(schema: GraphQLSchema): void; |