fix(plugin-react): check for import React statement in .js files

…instead of using naïve `code.includes("react")` check
vitejs · Jan 4, 2022 · 15f6fd6 · 15f6fd6
1 parent 107aacb
commit 15f6fd6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/plugin-react/src/index.ts b/packages/plugin-react/src/index.ts
@@ -118,7 +118,7 @@ export default function viteReact(opts: Options = {}): PluginOption[] {
         let useFastRefresh = false
         if (!skipFastRefresh && !ssr && !isNodeModules) {
           // Modules with .js or .ts extension must import React.
-          const isReactModule = isJSX || code.includes('react')
+          const isReactModule = isJSX || importReactRE.test(code)
           if (isReactModule && filter(id)) {
             useFastRefresh = true
             plugins.push([