DefinitelyTyped/graphql/type/introspection.d.ts

import {
    GraphQLScalarType,
    GraphQLObjectType,
    GraphQLInterfaceType,
    GraphQLUnionType,
    GraphQLEnumType,
    GraphQLInputObjectType,
    GraphQLList,
    GraphQLNonNull,
} from './definition';
import { GraphQLField } from './definition';


export const __Schema: GraphQLObjectType;
export const __Directive: GraphQLObjectType;
export const __DirectiveLocation: GraphQLEnumType;
export const __Type: GraphQLObjectType;
export const __Field: GraphQLObjectType;
export const __InputValue: GraphQLObjectType;
export const __EnumValue: GraphQLObjectType;

export const TypeKind: {
    SCALAR: 'SCALAR',
    OBJECT: 'OBJECT',
    INTERFACE: 'INTERFACE',
    UNION: 'UNION',
    ENUM: 'ENUM',
    INPUT_OBJECT: 'INPUT_OBJECT',
    LIST: 'LIST',
    NON_NULL: 'NON_NULL',
}

export const __TypeKind: GraphQLEnumType;

/**
 * Note that these are GraphQLField and not GraphQLFieldConfig,
 * so the format for args is different.
 */
export const SchemaMetaFieldDef: GraphQLField<any, any>;
export const TypeMetaFieldDef: GraphQLField<any, any>;
export const TypeNameMetaFieldDef: GraphQLField<any, any>;