test: manualChunks

package/component/script/build.esm.ts

@@ -0,0 +1,84 @@
+import { UserConfigExport } from "vite";
+import vue from "@vitejs/plugin-vue";
+import { resolve } from "path";
+import * as fs from "fs";
+
+const inputDir = resolve(process.cwd(), "./src/component");
+
+const inputsArray = fs.readdirSync(inputDir).filter((name) => {
+  const componentDir = resolve(inputDir, name);
+  const isDir = fs.lstatSync(componentDir).isDirectory();
+  return isDir && fs.readdirSync(componentDir).includes("index.ts");
+});
+
+const inputs = inputsArray.reduce((backObj, pkgName) => {
+  backObj[pkgName] = resolve(
+    process.cwd(),
+    `./src/component/${pkgName}/index.ts`
+  );
+  return backObj;
+}, {});
+
+inputs["index"] = resolve(process.cwd(), "./src/index.ts");
+const matchModule: string[] = [
+  'input', 'dropdown', 'carousel', 'transition', 'datePicker', 'header',
+  'selectOption', 'skeletonItem', 'tabItem', 'upload'
+];
+
+export default (): UserConfigExport => {
+  return {
+    publicDir: false,
+    resolve: {
+      alias: [
+        {
+          find: "@",
+          replacement: resolve(process.cwd(), "./"),
+        },
+      ],
+    },
+    css: {
+      preprocessorOptions: {
+        less: {
+          javascriptEnabled: true,
+        },
+      },
+      postcss: {},
+    },
+    plugins: [vue()],
+    build: {
+      cssCodeSplit: true,
+      emptyOutDir: true,
+      outDir: "esm",
+      lib: {
+        entry: resolve(process.cwd(), "./src/index.ts"),
+        formats: ["es"],
+      },
+      rollupOptions: {
+        input: inputs,
+        output: {
+          globals: {
+            vue: "Vue",
+          },
+          manualChunks(id) {          
+            let arr = id.toString().split('/');
+            if (arr.length >= 2) {
+            //if (arr.length >= 2 && arr[arr.length - 1].split('.')[1] != 'ts'){
+              let entryPoint = arr[arr.length - 2].toString()
+              if (matchModule.includes(entryPoint)) {
+                return entryPoint;
+              }
+            }
+          },
+          chunkFileNames: ({ name }) => {
+            return name === "index" ? "index.js" : "[name]/index.js";
+          },
+          entryFileNames: ({ name }) => {
+            return name === "index" ? "index.js" : "[name]/index.js";
+          },
+          assetFileNames: "[name]/index.css",
+        },        
+        external: ["vue", "vue-router"],
+      },
+    },
+  };
+};