{"version":3,"file":"provider-factory.mjs","sources":["../src/provider-factory.ts"],"sourcesContent":["import { cloneDeep } from 'lodash/fp';\nimport {\n  createAsyncSeriesHook,\n  createAsyncParallelHook,\n  AsyncSeriesHook,\n  AsyncParallelHook,\n} from './hooks';\n\nexport interface ProviderHooksMap {\n  willRegister: AsyncSeriesHook;\n  didRegister: AsyncParallelHook;\n  willDelete: AsyncParallelHook;\n  didDelete: AsyncParallelHook;\n}\n\n/**\n * Creates a new object containing various hooks used by the providers\n */\nconst createProviderHooksMap = (): ProviderHooksMap => ({\n  // Register events\n  willRegister: createAsyncSeriesHook(),\n  didRegister: createAsyncParallelHook(),\n  // Delete events\n  willDelete: createAsyncParallelHook(),\n  didDelete: createAsyncParallelHook(),\n});\n\nexport interface Options {\n  throwOnDuplicates?: boolean;\n}\n\ntype Item = Record<string, unknown>;\n\nexport interface Provider<T = unknown> {\n  hooks: ProviderHooksMap;\n  register(key: string, item: T): Promise<Provider>;\n  delete(key: string): Promise<Provider>;\n  get(key: string): T | undefined;\n  values(): T[];\n  keys(): string[];\n  has(key: string): boolean;\n  size(): number;\n  clear(): Promise<Provider<T>>;\n}\n\nexport type ProviderFactory<T> = (options?: Options) => Provider<T>;\n\n/**\n * A Provider factory\n */\nconst providerFactory = <T = Item>(options: Options = {}): Provider<T> => {\n  const { throwOnDuplicates = true } = options;\n\n  const state = {\n    hooks: createProviderHooksMap(),\n    registry: new Map<string, T>(),\n  };\n\n  return {\n    hooks: state.hooks,\n\n    async register(key: string, item: T) {\n      if (throwOnDuplicates && this.has(key)) {\n        throw new Error(`Duplicated item key: ${key}`);\n      }\n\n      await state.hooks.willRegister.call({ key, value: item });\n\n      state.registry.set(key, item);\n\n      await state.hooks.didRegister.call({ key, value: cloneDeep(item) });\n\n      return this;\n    },\n\n    async delete(key: string) {\n      if (this.has(key)) {\n        const item = this.get(key);\n\n        await state.hooks.willDelete.call({ key, value: cloneDeep(item) });\n\n        state.registry.delete(key);\n\n        await state.hooks.didDelete.call({ key, value: cloneDeep(item) });\n      }\n\n      return this;\n    },\n\n    get(key: string) {\n      return state.registry.get(key);\n    },\n\n    values() {\n      return Array.from(state.registry.values());\n    },\n\n    keys() {\n      return Array.from(state.registry.keys());\n    },\n\n    has(key: string) {\n      return state.registry.has(key);\n    },\n\n    size() {\n      return state.registry.size;\n    },\n\n    async clear() {\n      const keys = this.keys();\n\n      for (const key of keys) {\n        await this.delete(key);\n      }\n\n      return this;\n    },\n  };\n};\n\nexport default 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