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import constructor from "../types/constructor.ts";import { DelayedConstructor } from "../lazy-helpers.ts";
type InjectionToken<T = any> =  | constructor<T>  | string  | symbol  | DelayedConstructor<T>;
export function isNormalToken(  token?: InjectionToken<any>,): token is string | symbol {  return typeof token === "string" || typeof token === "symbol";}
export function isTokenDescriptor(  descriptor: any,): descriptor is TokenDescriptor {  return (    typeof descriptor === "object" &&    "token" in descriptor &&    "multiple" in descriptor  );}
export function isConstructorToken(  token?: InjectionToken<any>,): token is constructor<any> | DelayedConstructor<any> {  return typeof token === "function" || token instanceof DelayedConstructor;}
export interface TokenDescriptor {  token: InjectionToken<any>;  multiple: boolean;}
export default InjectionToken;