Project setup

rollup.config.ts

@@ -0,0 +1,34 @@
+import { nodeResolve } from "@rollup/plugin-node-resolve"
+import { defineConfig } from "rollup"
+import cleanup from "rollup-plugin-cleanup"
+import ts from "rollup-plugin-ts"
+import pkg from "./package.json" assert { type: "json" }
+
+
+export default defineConfig({
+    input: "src/index.ts",
+
+    output: [
+        {
+            file:    pkg.exports["."].import.default,
+            format:  "esm",
+        },
+
+        {
+            file:    pkg.exports["."].require.default,
+            format:  "cjs",
+        },
+    ],
+
+    external: id => !/^[./]/.test(id),
+
+    plugins: [
+        nodeResolve(),
+        ts(),
+
+        cleanup({
+            comments: "jsdoc",
+            extensions: ["ts"],
+        }),
+    ],
+})