type registryEntry = { api: any, name: string } export class Registry { private static instance: Registry; private state: any private constructor () { this.state = {} } public static getInstance (): Registry { if (!Registry.instance) { Registry.instance = new Registry() } return Registry.instance } public put (entry: registryEntry) { if (this.state[entry.name]) return this.state[entry.name] const server = { // uid: serveruid, api: entry.api } this.state[entry.name] = { server } return server } public get (name: string): registryEntry { const state = this.state[name] if (!state) return const server = state.server return server } }