graphql-code-generator/dist/loaders/schema/schema-loader.d.ts

import { GraphQLSchema, DocumentNode } from 'graphql';
import { Types } from 'graphql-codegen-core';
export interface SchemaLoader<T = any> {
    canHandle(pointerToSchema: string): Promise<boolean> | boolean;
    handle(pointerToSchema: string, config: Types.Config, schemaOptions: T): Promise<DocumentNode | GraphQLSchema> | DocumentNode | GraphQLSchema;
}