Add vite.config.ts

Author: skirtles-code

vite.config.ts

@@ -0,0 +1,68 @@
+import { resolve } from 'node:path'
+import { fileURLToPath, URL } from 'node:url'
+
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+import dts from 'vite-plugin-dts'
+
+export default defineConfig(({ mode }) => {
+  if (mode !== 'production' && mode !== 'development' && mode !== 'neutral' && mode !== 'test') {
+    throw new Error(`Unknown mode: ${mode}`)
+  }
+
+  const dtsPlugin = mode === 'neutral' ? dts({
+    copyDtsFiles: false
+  }) : null
+
+  return {
+    plugins: [
+      vue(),
+      dtsPlugin
+    ],
+    resolve: {
+      alias: {
+        '@': fileURLToPath(new URL('./src', import.meta.url))
+      }
+    },
+    define: ['production', 'development'].includes(mode) ? {
+      'process.env.NODE_ENV': JSON.stringify(mode)
+    } : {},
+    build: {
+      emptyOutDir: false,
+      minify: mode === 'production',
+      lib: {
+        entry: resolve(__dirname, 'src/vue-vnode-utils.ts'),
+        name: 'VueVNodeUtils',
+        formats: mode === 'neutral' ? ['cjs', 'es'] : ['es', 'iife'],
+
+        fileName(format) {
+          let name = 'vue-vnode-utils'
+
+          if (format === 'iife') {
+            name += '.global'
+          } else if (format === 'es') {
+            name += '.esm-' + (mode === 'neutral' ? 'bundler' : 'browser')
+          }
+
+          if (mode === 'production') {
+            name += '.prod'
+          } else if (mode === 'development') {
+            name += '.dev'
+          }
+
+          name += format === 'cjs' ? '.cjs' : '.js'
+
+          return name
+        }
+      },
+      rollupOptions: {
+        external: ['vue'],
+        output: {
+          globals: {
+            vue: 'Vue'
+          }
+        }
+      }
+    }
+  }
+})