Transpile with TypeScript

Replace Babel for compiling TypeScript code to JavaScript.

Update to use TypeScript project references.

Author: wimpyprogrammer

.eslintrc.json

@@ -8,7 +8,8 @@
 		"prettier"
 	],
 	"parserOptions": {
-		"ecmaVersion": 2018
+		"ecmaVersion": 2018,
+		"project": ["./**/tsconfig.json", "./**/tsconfig.test.json"]
 	},
 	"rules": {
 		"@typescript-eslint/no-shadow": "error",

demo/package.json

@@ -4,7 +4,6 @@
   "private": true,
   "scripts": {
     "build": "wp --config webpack.config.js",
-    "lint": "tsc -p tsconfig.json && eslint ./src --report-unused-disable-directives --ext .js,.ts --parser-options=project:./tsconfig.json",
     "test": "exit 0"
   },
   "devDependencies": {

demo/tsconfig.json

@@ -1,14 +1,13 @@
 {
 	"compilerOptions": {
-		"lib": [
-			"dom",
-			"es5",
-			"es2015.collection",
-			"es2015.core",
-			"es2015.iterable",
-			"es2017.object"
-		]
+		"lib": ["dom", "es5"],
+		"noEmit": true,
+		"outDir": "lib",
+		"rootDir": "src",
+		"tsBuildInfoFile": "lib/demo.tsbuildinfo"
 	},
-	"extends": "../packages/strings-to-regex/tsconfig.json",
-	"include": ["../packages/strings-to-regex/src", "./src"]
+	"extends": "../tsconfig.json",
+	"exclude": ["**/*.spec.ts", "**/*.config.js"],
+	"include": ["src"],
+	"references": [{ "path": "../packages/strings-to-regex" }]
 }

demo/tsconfig.test.json

@@ -0,0 +1,12 @@
+{
+	"compilerOptions": {
+		"lib": ["es5"],
+		"noEmit": true,
+		"outDir": "lib",
+		"tsBuildInfoFile": "lib/test.tsbuildinfo",
+		"types": ["jest"]
+	},
+	"extends": "../tsconfig.json",
+	"include": ["src/**/*.spec.ts", "jest.config.js"],
+	"references": [{ "path": "./" }]
+}

demo/webpack.config.js

@@ -17,6 +17,7 @@ module.exports = {
 								noEmit: false,
 							},
 							configFile: resolve(__dirname, './tsconfig.json'),
+							projectReferences: true,
 						},
 					},
 				],

package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "build": "yarn workspaces run build",
     "format": "prettier --write .",
-    "lint": "yarn workspaces run lint",
+    "lint": "tsc -b && eslint . --report-unused-disable-directives",
     "test": "yarn workspaces run test"
   },
   "devDependencies": {

packages/strings-to-regex/.babelrc

@@ -21,12 +21,8 @@
     "node": ">=12"
   },
   "scripts": {
-    "build": "run-s clean build:*",
-    "build:src": "babel src -d lib --extensions '.js,.ts'",
-    "build:types": "tsc -p ./tsconfig.types.json",
+    "build": "tsc -b --clean && tsc -b",
     "changelog": "npx auto-changelog",
-    "clean": "rimraf lib/*",
-    "lint": "tsc -p ./tsconfig.json && eslint ./src --report-unused-disable-directives --ext .js,.ts --parser-options=project:./tsconfig.json",
     "release": "npx release-it --no-increment",
     "test": "jest --coverage"
   },
@@ -35,17 +31,11 @@
     "restoreMocks": true
   },
   "devDependencies": {
-    "@babel/cli": "^7.5.5",
-    "@babel/core": "^7.5.5",
-    "@babel/preset-env": "^7.5.5",
-    "@babel/preset-typescript": "^7.5.5",
     "@types/jest": "^27.0.1",
     "@types/jest-when": "^3.5.0",
     "jest": "^27.0.1",
     "jest-when": "^3.1.0",
-    "npm-run-all": "^4.1.5",
     "regex-to-strings": "^2.0.1",
-    "rimraf": "^3.0.2",
     "ts-jest": "^27.0.1",
     "typescript": "^4.1.3"
   },

packages/strings-to-regex/package.json

@@ -1,28 +1,17 @@
 {
 	"compilerOptions": {
-		"allowJs": true,
-		"baseUrl": "./",
-		"checkJs": true,
-		"downlevelIteration": true,
-		"esModuleInterop": true,
-		"forceConsistentCasingInFileNames": true,
 		"lib": [
 			"es5",
 			"es2015.collection",
 			"es2015.core",
 			"es2015.iterable",
 			"es2017.object"
 		],
-		"module": "es2015",
-		"moduleResolution": "node",
-		"noEmit": true,
-		"noImplicitReturns": true,
-		"noUnusedLocals": true,
-		"noUnusedParameters": true,
-		"outDir": "./lib",
-		"pretty": true,
-		"sourceMap": true,
-		"strict": true
+		"outDir": "lib",
+		"rootDir": "src",
+		"tsBuildInfoFile": "lib/tsconfig.tsbuildinfo"
 	},
+	"extends": "../../tsconfig.json",
+	"exclude": ["**/*.spec.ts", "**/*.config.js"],
 	"include": ["src"]
 }

packages/strings-to-regex/tsconfig.json

@@ -0,0 +1,12 @@
+{
+	"compilerOptions": {
+		"lib": ["es5", "es2015.core"],
+		"noEmit": true,
+		"outDir": "lib",
+		"tsBuildInfoFile": "lib/test.tsbuildinfo",
+		"types": ["jest", "jest-when"]
+	},
+	"extends": "../../tsconfig.json",
+	"include": ["src/**/*.spec.ts", "jest.config.js"],
+	"references": [{ "path": "./" }]
+}