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shared/rollup.config.mjs

@@ -0,0 +1,51 @@
+import { builtinModules } from "module";
+
+import typescript from "@rollup/plugin-typescript";
+import resolve from "@rollup/plugin-node-resolve";
+// import terser from "@rollup/plugin-terser";
+
+/**
+ * Create a base rollup config
+ * @param {Record<string,any>} pkg Imported package.json
+ * @param {string[]} external Imported package.json
+ * @returns {import('rollup').RollupOptions}
+ */
+export function createConfig({ pkg, external = [] }) {
+  return [
+    {
+      input: "index.ts",
+      external: Object.keys(pkg.dependencies || {})
+        .concat(Object.keys(pkg.peerDependencies || {}))
+        .concat(builtinModules)
+        .concat(external),
+      onwarn: (warning) => {
+        throw Object.assign(new Error(), warning);
+      },
+      strictDeprecations: true,
+      output: {
+        file: pkg.module,
+        format: "es",
+        sourcemap: true,
+      },
+      plugins: [typescript({ sourceMap: true })],
+    },
+    {
+      input: "index.ts",
+      onwarn: (warning) => {
+        throw Object.assign(new Error(), warning);
+      },
+      strictDeprecations: true,
+      output: {
+        file: pkg.browser,
+        format: "es",
+        sourcemap: true,
+        entryFileNames: "[name].min.js",
+      },
+      plugins: [
+        resolve(),
+        // terser(),
+        typescript({ sourceMap: true }),
+      ],
+    },
+  ];
+}