build(test-loader-utils): use node16 module resolution (#20237)

Semi-automatic PR to switch to node16 module resolution

Author: DLehenbauer

packages/loader/test-loader-utils/api-extractor-cjs.json

@@ -0,0 +1,8 @@
+{
+	"$schema": "https://developer.microsoft.com/json-schemas/api-extractor/v7/api-extractor.schema.json",
+	"extends": "../../../common/build/build-common/api-extractor-base.cjs.primary.json",
+	// CJS is actually secondary; so, no report.
+	"apiReport": {
+		"enabled": false
+	}
+}

packages/loader/test-loader-utils/api-extractor-lint.json

@@ -1,4 +1,4 @@
 {
 	"$schema": "https://developer.microsoft.com/json-schemas/api-extractor/v7/api-extractor.schema.json",
-	"extends": "../../../common/build/build-common/api-extractor-lint.json"
+	"extends": "../../../common/build/build-common/api-extractor-lint.esm.primary.json"
 }

packages/loader/test-loader-utils/api-extractor.json

@@ -1,4 +1,4 @@
 {
 	"$schema": "https://developer.microsoft.com/json-schemas/api-extractor/v7/api-extractor.schema.json",
-	"extends": "../../../common/build/build-common/api-extractor-base.json"
+	"extends": "../../../common/build/build-common/api-extractor-base.esm.primary.json"
 }

packages/loader/test-loader-utils/package.json

@@ -11,30 +11,43 @@
 	"license": "MIT",
 	"author": "Microsoft and contributors",
 	"sideEffects": false,
-	"type": "commonjs",
+	"type": "module",
+	"exports": {
+		".": {
+			"import": {
+				"types": "./lib/index.d.ts",
+				"default": "./lib/index.js"
+			},
+			"require": {
+				"types": "./dist/index.d.ts",
+				"default": "./dist/index.js"
+			}
+		}
+	},
 	"main": "dist/index.js",
-	"module": "dist/index.js",
 	"types": "dist/index.d.ts",
 	"scripts": {
 		"api": "fluid-build . --task api",
-		"api-extractor:commonjs": "api-extractor run --local",
+		"api-extractor:commonjs": "api-extractor run --config ./api-extractor-cjs.json",
+		"api-extractor:esnext": "api-extractor run --local",
 		"build": "fluid-build . --task build",
 		"build:compile": "fluid-build . --task compile",
 		"build:docs": "fluid-build . --task api",
-		"check:are-the-types-wrong": "attw --pack",
+		"build:esnext": "tsc --project ./tsconfig.json",
+		"check:are-the-types-wrong": "attw --pack . --entrypoints .",
 		"check:biome": "biome check .",
 		"check:prettier": "prettier --check . --cache --ignore-path ../../../.prettierignore",
 		"check:release-tags": "api-extractor run --local --config ./api-extractor-lint.json",
 		"ci:build:docs": "api-extractor run",
-		"clean": "rimraf --glob dist \"**/*.tsbuildinfo\" \"**/*.build.log\" _api-extractor-temp",
+		"clean": "rimraf --glob dist \"**/*.tsbuildinfo\" \"**/*.build.log\" _api-extractor-temp lib",
 		"eslint": "eslint --format stylish src",
 		"eslint:fix": "eslint --format stylish src --fix --fix-type problem,suggestion,layout",
 		"format": "fluid-build --task format .",
 		"format:biome": "biome check --apply .",
 		"format:prettier": "prettier --write . --cache --ignore-path ../../../.prettierignore",
 		"lint": "fluid-build . --task lint",
 		"lint:fix": "fluid-build . --task eslint:fix --task format",
-		"tsc": "tsc"
+		"tsc": "fluid-tsc commonjs --project ./tsconfig.cjs.json && copyfiles -f ../../../common/build/build-common/src/cjs/package.json ./dist"
 	},
 	"dependencies": {
 		"@fluid-internal/client-utils": "workspace:~",
@@ -62,7 +75,8 @@
 			"build:docs": {
 				"dependsOn": [
 					"...",
-					"api-extractor:commonjs"
+					"api-extractor:commonjs",
+					"api-extractor:esnext"
 				],
 				"script": false
 			}

packages/loader/test-loader-utils/src/index.ts

@@ -3,6 +3,6 @@
  * Licensed under the MIT License.
  */
 
-export { MockDocumentDeltaStorageService } from "./mockDeltaStorage";
-export { MockDocumentService } from "./mockDocumentService";
-export { MockDocumentDeltaConnection } from "./mockDocumentDeltaConnection";
+export { MockDocumentDeltaStorageService } from "./mockDeltaStorage.js";
+export { MockDocumentService } from "./mockDocumentService.js";
+export { MockDocumentDeltaConnection } from "./mockDocumentDeltaConnection.js";

packages/loader/test-loader-utils/src/mockDocumentService.ts

@@ -13,8 +13,8 @@ import {
 	IResolvedUrl,
 } from "@fluidframework/driver-definitions";
 import { IClient, ISequencedDocumentMessage } from "@fluidframework/protocol-definitions";
-import { MockDocumentDeltaStorageService } from "./mockDeltaStorage";
-import { MockDocumentDeltaConnection } from "./mockDocumentDeltaConnection";
+import { MockDocumentDeltaStorageService } from "./mockDeltaStorage.js";
+import { MockDocumentDeltaConnection } from "./mockDocumentDeltaConnection.js";
 
 /**
  * Mock Document Service for testing.

packages/loader/test-loader-utils/tsconfig.cjs.json

@@ -0,0 +1,7 @@
+{
+	// This config must be used in a "type": "commonjs" environment. (Use `fluid-tsc commonjs`.)
+	"extends": "./tsconfig.json",
+	"compilerOptions": {
+		"outDir": "./dist",
+	},
+}

packages/loader/test-loader-utils/tsconfig.json

@@ -1,12 +1,9 @@
 {
-	"extends": [
-		"../../../common/build/build-common/tsconfig.base.json",
-		"../../../common/build/build-common/tsconfig.cjs.json",
-	],
+	"extends": "../../../common/build/build-common/tsconfig.node16.json",
 	"include": ["src/**/*"],
 	"exclude": ["dist", "node_modules"],
 	"compilerOptions": {
 		"rootDir": "./src",
-		"outDir": "./dist",
+		"outDir": "./lib",
 	},
 }