feat(plugin-vue-jsx): add jsx pure flag (#10205)

vitejs · Nov 8, 2022 · 14b7caf · 14b7caf
1 parent dd871af
commit 14b7caf
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/packages/plugin-vue-jsx/src/index.ts b/packages/plugin-vue-jsx/src/index.ts
@@ -6,6 +6,8 @@ import jsx from '@vue/babel-plugin-jsx'
 import { createFilter, normalizePath } from 'vite'
 import type { ComponentOptions } from 'vue'
 import type { Plugin } from 'vite'
+// eslint-disable-next-line node/no-extraneous-import
+import type { CallExpression, Identifier } from '@babel/types'
 import type { Options } from './types'
 
 export * from './types'
@@ -93,6 +95,23 @@ function vueJsxPlugin(options: Options = {}): Plugin {
           ])
         }
 
+        if (!ssr && !needHmr) {
+          plugins.push(() => {
+            return {
+              visitor: {
+                CallExpression: {
+                  enter(_path: babel.NodePath<CallExpression>) {
+                    if (isDefineComponentCall(_path.node)) {
+                      const callee = _path.node.callee as Identifier
+                      callee.name = `/* @__PURE__ */ ${callee.name}`
+                    }
+                  }
+                }
+              }
+            }
+          })
+        }
+
         const result = babel.transformSync(code, {
           babelrc: false,
           ast: true,