feat(idempotency): add esmodule support

packages/idempotency/jest.config.js → packages/idempotency/jest.config.cjs

@@ -5,6 +5,9 @@ module.exports = {
   },
   runner: 'groups',
   preset: 'ts-jest',
+  moduleNameMapper: {
+    '^(\\.{1,2}/.*)\\.js$': '$1',
+  },
   transform: {
     '^.+\\.ts?$': 'ts-jest',
   },

packages/idempotency/package.json

@@ -16,57 +16,78 @@
     "test:e2e:nodejs18x": "RUNTIME=nodejs18x jest --group=e2e",
     "test:e2e": "jest --group=e2e",
     "watch": "jest --watch",
-    "build": "tsc --build --force",
+    "build:cjs": "tsc --build --force && echo '{ \"type\": \"commonjs\" }' > lib/cjs/package.json",
+    "build:esm": "tsc --project tsconfig.esm.json && echo '{ \"type\": \"module\" }' > lib/esm/package.json",
+    "build": "npm run build:esm & npm run build:cjs",
     "lint": "eslint --ext .ts,.js --no-error-on-unmatched-pattern .",
     "lint-fix": "eslint --fix --ext .ts,.js --no-error-on-unmatched-pattern .",
     "prebuild": "rimraf ./lib",
-    "prepack": "node ../../.github/scripts/release_patch_package_json.js ."
+    "prepack": "rimraf ./lib/*.tsbuildinfo && node ../../.github/scripts/release_patch_package_json.js ."
   },
   "lint-staged": {
     "*.{js,ts}": "npm run lint-fix"
   },
   "homepage": "https://github.com/aws-powertools/powertools-lambda-typescript/tree/main/packages/idempotency#readme",
   "license": "MIT-0",
+  "type": "module",
   "exports": {
     ".": {
-      "import": "./lib/index.js",
-      "require": "./lib/index.js"
+      "require": {
+        "types": "./lib/cjs/index.d.ts",
+        "default": "./lib/cjs/index.js"
+      },
+      "import": {
+        "types": "./lib/esm/index.d.ts",
+        "default": "./lib/esm/index.js"
+      }
     },
     "./persistence": {
-      "import": "./lib/persistence/index.js",
-      "require": "./lib/persistence/index.js"
+      "import": "./lib/esm/persistence/index.js",
+      "require": "./lib/cjs/persistence/index.js"
     },
     "./dynamodb": {
-      "import": "./lib/persistence/DynamoDBPersistenceLayer.js",
-      "require": "./lib/persistence/DynamoDBPersistenceLayer.js"
+      "import": "./lib/esm/persistence/DynamoDBPersistenceLayer.js",
+      "require": "./lib/cjs/persistence/DynamoDBPersistenceLayer.js"
+    },
+    "./dynamodb/types": {
+      "import": "./lib/esm/types/DynamoDBPersistence.js",
+      "require": "./lib/cjs/types/DynamoDBPersistence.js"
     },
     "./middleware": {
-      "import": "./lib/middleware/index.js",
-      "require": "./lib/middleware/index.js"
+      "import": "./lib/esm/middleware/makeHandlerIdempotent.js",
+      "require": "./lib/cjs/middleware/makeHandlerIdempotent.js"
     },
     "./types": {
-      "import": "./lib/types/index.d.ts",
-      "require": "./lib/types/index.d.ts"
+      "import": "./lib/esm/types/index.d.ts",
+      "require": "./lib/esm/types/index.d.ts"
     }
   },
   "typesVersions": {
     "*": {
       "persistence": [
-        "lib/persistence/index.d.ts"
+        "lib/esm/persistence/index.d.ts",
+        "lib/cjs/persistence/index.d.ts"
       ],
       "dynamodb": [
-        "lib/persistence/DynamoDBPersistenceLayer.d.ts"
+        "lib/esm/persistence/DynamoDBPersistenceLayer.d.ts",
+        "lib/cjs/persistence/DynamoDBPersistenceLayer.d.ts"
+      ],
+      "dynamodb/types": [
+        "lib/esm/types/DynamoDBPersistence.d.ts",
+        "lib/cjs/types/DynamoDBPersistence.d.ts"
       ],
       "middleware": [
-        "lib/middleware/index.d.ts"
+        "lib/esm/middleware/makeHandlerIdempotent.d.ts",
+        "lib/cjs/middleware/makeHandlerIdempotent.d.ts"
       ],
       "types": [
-        "lib/types/index.d.ts"
+        "lib/esm/types/index.d.ts",
+        "lib/cjs/types/index.d.ts"
       ]
     }
   },
-  "main": "./lib/index.js",
-  "types": "./lib/index.d.ts",
+  "types": "./lib/cjs/index.d.ts",
+  "main": "./lib/cjs/index.js",
   "files": [
     "lib"
   ],

packages/idempotency/src/IdempotencyConfig.ts

@@ -1,6 +1,6 @@
-import { EnvironmentVariablesService } from './config';
+import { EnvironmentVariablesService } from './config/EnvironmentVariablesService.js';
 import type { Context } from 'aws-lambda';
-import type { IdempotencyConfigOptions } from './types';
+import type { IdempotencyConfigOptions } from './types/IdempotencyOptions.js';
 
 /**
  * Configuration for the idempotency feature.

packages/idempotency/src/IdempotencyHandler.ts

@@ -2,16 +2,20 @@ import type {
   JSONValue,
   MiddyLikeRequest,
 } from '@aws-lambda-powertools/commons/types';
-import type { AnyFunction, IdempotencyHandlerOptions } from './types';
+import type {
+  AnyFunction,
+  IdempotencyHandlerOptions,
+} from './types/IdempotencyOptions.js';
 import {
   IdempotencyAlreadyInProgressError,
   IdempotencyInconsistentStateError,
   IdempotencyItemAlreadyExistsError,
   IdempotencyPersistenceLayerError,
-} from './errors';
-import { BasePersistenceLayer, IdempotencyRecord } from './persistence';
-import { IdempotencyConfig } from './IdempotencyConfig';
-import { MAX_RETRIES, IdempotencyRecordStatus } from './constants';
+} from './errors.js';
+import { BasePersistenceLayer } from './persistence/BasePersistenceLayer.js';
+import { IdempotencyRecord } from './persistence/IdempotencyRecord.js';
+import { IdempotencyConfig } from './IdempotencyConfig.js';
+import { MAX_RETRIES, IdempotencyRecordStatus } from './constants.js';
 import { search } from 'jmespath';
 
 /**

packages/idempotency/src/config/EnvironmentVariablesService.ts

@@ -1,4 +1,4 @@
-import { ConfigServiceInterface } from './ConfigServiceInterface';
+import type { ConfigServiceInterface } from '../types/ConfigServiceInterface.js';
 import { EnvironmentVariablesService as CommonEnvironmentVariablesService } from '@aws-lambda-powertools/commons';
 
 /**

packages/idempotency/src/idempotencyDecorator.ts

@@ -1,5 +1,8 @@
-import { AnyFunction, ItempotentFunctionOptions } from './types';
-import { makeIdempotent } from './makeIdempotent';
+import {
+  AnyFunction,
+  ItempotentFunctionOptions,
+} from './types/IdempotencyOptions.js';
+import { makeIdempotent } from './makeIdempotent.js';
 
 /**
  * Use this decorator to make your lambda handler itempotent.

packages/idempotency/src/index.ts

@@ -1,5 +1,14 @@
-export * from './errors';
-export * from './IdempotencyConfig';
-export * from './makeIdempotent';
-export * from './idempotencyDecorator';
-export { IdempotencyRecordStatus } from './constants';
+export {
+  IdempotencyItemAlreadyExistsError,
+  IdempotencyItemNotFoundError,
+  IdempotencyAlreadyInProgressError,
+  IdempotencyInvalidStatusError,
+  IdempotencyValidationError,
+  IdempotencyInconsistentStateError,
+  IdempotencyPersistenceLayerError,
+  IdempotencyKeyError,
+} from './errors.js';
+export { IdempotencyConfig } from './IdempotencyConfig.js';
+export { makeIdempotent } from './makeIdempotent.js';
+export { idempotent } from './idempotencyDecorator.js';
+export { IdempotencyRecordStatus } from './constants.js';

packages/idempotency/src/makeIdempotent.ts

@@ -3,9 +3,9 @@ import type {
   AnyFunction,
   ItempotentFunctionOptions,
   IdempotencyLambdaHandlerOptions,
-} from './types';
-import { IdempotencyHandler } from './IdempotencyHandler';
-import { IdempotencyConfig } from './IdempotencyConfig';
+} from './types/IdempotencyOptions.js';
+import { IdempotencyHandler } from './IdempotencyHandler.js';
+import { IdempotencyConfig } from './IdempotencyConfig.js';
 
 const isContext = (arg: unknown): arg is Context => {
   return (

packages/idempotency/src/middleware/makeHandlerIdempotent.ts

@@ -1,10 +1,13 @@
-import { IdempotencyHandler } from '../IdempotencyHandler';
-import { IdempotencyConfig } from '../IdempotencyConfig';
+import { IdempotencyHandler } from '../IdempotencyHandler.js';
+import { IdempotencyConfig } from '../IdempotencyConfig.js';
 import {
   cleanupMiddlewares,
   IDEMPOTENCY_KEY,
 } from '@aws-lambda-powertools/commons';
-import type { AnyFunction, IdempotencyLambdaHandlerOptions } from '../types';
+import type {
+  AnyFunction,
+  IdempotencyLambdaHandlerOptions,
+} from '../types/IdempotencyOptions.js';
 import type {
   MiddlewareLikeObj,
   MiddyLikeRequest,

packages/idempotency/src/persistence/BasePersistenceLayer.ts

@@ -1,15 +1,18 @@
 import { createHash, Hash } from 'node:crypto';
 import { search } from 'jmespath';
-import type { BasePersistenceLayerOptions } from '../types';
-import { IdempotencyRecordStatus } from '../constants';
-import { EnvironmentVariablesService } from '../config';
-import { IdempotencyRecord } from './IdempotencyRecord';
-import { BasePersistenceLayerInterface } from './BasePersistenceLayerInterface';
+import type {
+  BasePersistenceLayerOptions,
+  BasePersistenceLayerInterface,
+} from '../types/BasePersistenceLayer.js';
+import { IdempotencyRecordStatus } from '../constants.js';
+import { EnvironmentVariablesService } from '../config/EnvironmentVariablesService.js';
+import { IdempotencyRecord } from './IdempotencyRecord.js';
 import {
   IdempotencyItemAlreadyExistsError,
+  IdempotencyKeyError,
   IdempotencyValidationError,
-} from '../errors';
-import { LRUCache } from './LRUCache';
+} from '../errors.js';
+import { LRUCache } from './LRUCache.js';
 import type { JSONValue } from '@aws-lambda-powertools/commons/types';
 
 /**
@@ -255,7 +258,9 @@ abstract class BasePersistenceLayer implements BasePersistenceLayerInterface {
 
     if (BasePersistenceLayer.isMissingIdempotencyKey(data)) {
       if (this.throwOnNoIdempotencyKey) {
-        throw new Error('No data found to create a hashed idempotency_key');
+        throw new IdempotencyKeyError(
+          'No data found to create a hashed idempotency_key'
+        );
       }
       console.warn(
         `No value found for idempotency_key. jmespath: ${this.eventKeyJmesPath}`

packages/idempotency/src/persistence/DynamoDBPersistenceLayer.ts

@@ -1,9 +1,9 @@
 import {
   IdempotencyItemAlreadyExistsError,
   IdempotencyItemNotFoundError,
-} from '../errors';
-import { IdempotencyRecordStatus } from '../constants';
-import type { DynamoDBPersistenceOptions } from '../types';
+} from '../errors.js';
+import { IdempotencyRecordStatus } from '../constants.js';
+import type { DynamoDBPersistenceOptions } from '../types/DynamoDBPersistence.js';
 import {
   AttributeValue,
   DeleteItemCommand,
@@ -15,8 +15,8 @@ import {
   UpdateItemCommand,
 } from '@aws-sdk/client-dynamodb';
 import { marshall, unmarshall } from '@aws-sdk/util-dynamodb';
-import { IdempotencyRecord } from './IdempotencyRecord';
-import { BasePersistenceLayer } from './BasePersistenceLayer';
+import { IdempotencyRecord } from './IdempotencyRecord.js';
+import { BasePersistenceLayer } from './BasePersistenceLayer.js';
 import {
   addUserAgentMiddleware,
   isSdkClient,

packages/idempotency/src/persistence/IdempotencyRecord.ts

@@ -2,9 +2,9 @@ import type { JSONValue } from '@aws-lambda-powertools/commons/types';
 import type {
   IdempotencyRecordOptions,
   IdempotencyRecordStatusValue,
-} from '../types';
-import { IdempotencyRecordStatus } from '../constants';
-import { IdempotencyInvalidStatusError } from '../errors';
+} from '../types/IdempotencyRecord.js';
+import { IdempotencyRecordStatus } from '../constants.js';
+import { IdempotencyInvalidStatusError } from '../errors.js';
 
 /**
  * Class representing an idempotency record.

packages/idempotency/src/persistence/LRUCache.ts

@@ -1,4 +1,4 @@
-import type { LRUCacheOptions } from '../types';
+import type { LRUCacheOptions } from '../types/LRUCache.js';
 
 const DEFAULT_MAX_SIZE = 100;
 const NEWER = Symbol('newer');

packages/idempotency/src/persistence/index.ts

@@ -1,3 +1,2 @@
-export * from './BasePersistenceLayer';
-export * from './BasePersistenceLayerInterface';
-export * from './IdempotencyRecord';
+export { BasePersistenceLayer } from './BasePersistenceLayer.js';
+export { IdempotencyRecord } from './IdempotencyRecord.js';

packages/idempotency/src/types/BasePersistenceLayer.ts

@@ -1,8 +1,18 @@
-import { IdempotencyConfig } from '../IdempotencyConfig';
+import { IdempotencyRecord } from '../persistence/IdempotencyRecord.js';
+import { IdempotencyConfig } from '../IdempotencyConfig.js';
 
 type BasePersistenceLayerOptions = {
   config: IdempotencyConfig;
   functionName?: string;
 };
 
-export { BasePersistenceLayerOptions };
+interface BasePersistenceLayerInterface {
+  configure(options?: BasePersistenceLayerOptions): void;
+  isPayloadValidationEnabled(): boolean;
+  saveInProgress(data: unknown, remainingTimeInMillis?: number): Promise<void>;
+  saveSuccess(data: unknown, result: unknown): Promise<void>;
+  deleteRecord(data: unknown): Promise<void>;
+  getRecord(data: unknown): Promise<IdempotencyRecord>;
+}
+
+export { BasePersistenceLayerOptions, BasePersistenceLayerInterface };

packages/idempotency/src/types/IdempotencyOptions.ts

@@ -1,6 +1,6 @@
 import type { Context } from 'aws-lambda';
-import { BasePersistenceLayer } from '../persistence/BasePersistenceLayer';
-import { IdempotencyConfig } from '../IdempotencyConfig';
+import { BasePersistenceLayer } from '../persistence/BasePersistenceLayer.js';
+import { IdempotencyConfig } from '../IdempotencyConfig.js';
 import type { JSONValue } from '@aws-lambda-powertools/commons/types';
 
 /**

packages/idempotency/src/types/IdempotencyRecord.ts

@@ -1,5 +1,5 @@
 import type { JSONValue } from '@aws-lambda-powertools/commons/types';
-import { IdempotencyRecordStatus } from '../constants';
+import { IdempotencyRecordStatus } from '../constants.js';
 
 type IdempotencyRecordStatusValue =
   (typeof IdempotencyRecordStatus)[keyof typeof IdempotencyRecordStatus];

packages/idempotency/src/types/index.ts

@@ -1,5 +1,13 @@
-export * from './IdempotencyRecord';
-export * from './BasePersistenceLayer';
-export * from './IdempotencyOptions';
-export * from './DynamoDBPersistence';
-export * from './LRUCache';
+export {
+  IdempotencyRecordOptions,
+  IdempotencyRecordStatusValue,
+} from './IdempotencyRecord.js';
+export {
+  BasePersistenceLayerInterface,
+  BasePersistenceLayerOptions,
+} from './BasePersistenceLayer.js';
+export {
+  IdempotencyConfigOptions,
+  IdempotencyLambdaHandlerOptions,
+  IdempotencyHandlerOptions,
+} from './IdempotencyOptions.js';

packages/idempotency/tests/e2e/idempotentDecorator.test.FunctionCode.ts

@@ -1,9 +1,9 @@
 import type { Context } from 'aws-lambda';
 import type { LambdaInterface } from '@aws-lambda-powertools/commons/types';
-import { idempotent } from '../../src';
-import { Logger } from '../../../logger';
-import { DynamoDBPersistenceLayer } from '../../src/persistence/DynamoDBPersistenceLayer';
-import { IdempotencyConfig } from '../../src/';
+import { idempotent } from '../../src/idempotencyDecorator';
+import { Logger } from '@aws-lambda-powertools/logger';
+import { DynamoDBPersistenceLayer } from '../../src/persistence/DynamoDBPersistenceLayer.js';
+import { IdempotencyConfig } from '../../src/IdempotencyConfig.js';
 
 const IDEMPOTENCY_TABLE_NAME =
   process.env.IDEMPOTENCY_TABLE_NAME || 'table_name';