refactor!: ESM-only package, no emitting declaration maps, no including source code

Author: mastondzn

package.json

@@ -28,15 +28,13 @@
     ".": {
       "types": "./dist/index.d.ts",
       "import": "./dist/index.js",
-      "require": "./dist/index.cjs",
       "default": "./dist/index.js"
     }
   },
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "files": [
-    "dist",
-    "src"
+    "dist"
   ],
   "scripts": {
     "build": "rimraf ./dist && rollup -c",

rollup.config.js

@@ -4,20 +4,17 @@ import paths from "typescript-transform-paths";
 
 export default defineConfig({
   input: "src/index.ts",
-  output: [
-    { format: "esm", entryFileNames: "[name].js" },
-    { format: "cjs", entryFileNames: "[name].cjs" },
-  ].map((output) => ({
+  output: {
+    format: "esm",
+    entryFileNames: "[name].js",
     sourcemap: true,
     dir: "dist",
     preserveModules: true,
-    ...output,
-  })),
+  },
   plugins: [
     typescript({
       include: ["./src/**"],
       transformers: {
-        before: [{ type: "program", factory: paths.default }],
         afterDeclarations: [{ type: "program", factory: paths.default }],
       },
     }),

tsconfig.json

@@ -9,7 +9,6 @@
     "strict": true,
     "noUncheckedIndexedAccess": true,
     "declaration": true,
-    "declarationMap": true,
     "emitDeclarationOnly": true,
     "outDir": "dist",
     "sourceMap": true,