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import { Reflect } from "./reflect.ts";import Dictionary from "./types/dictionary.ts";import constructor from "./types/constructor.ts";import InjectionToken from "./providers/injection-token.ts";import { ParamInfo } from "./dependency-container.ts";
export const INJECTION_TOKEN_METADATA_KEY = "injectionTokens.ts";
export function getParamInfo(target: constructor<any>): ParamInfo[] {  const params: any[] = Reflect.getMetadata("design:paramtypes", target) || [];  const injectionTokens: Dictionary<InjectionToken<any>> =    Reflect.getOwnMetadata(INJECTION_TOKEN_METADATA_KEY, target) || {};  Object.keys(injectionTokens).forEach((key) => {    params[+key] = injectionTokens[key];  });
  return params;}
export function defineInjectionTokenMetadata(  data: any,): (target: any, propertyKey: string | symbol, parameterIndex: number) => any {  return function (    target: any,    _propertyKey: string | symbol,    parameterIndex: number,  ): any {    const injectionTokens = Reflect.getOwnMetadata(INJECTION_TOKEN_METADATA_KEY, target) || {};    injectionTokens[parameterIndex] = data;    Reflect.defineMetadata(      INJECTION_TOKEN_METADATA_KEY,      injectionTokens,      target,    );  };}