feature: @putout/plugin-remove-unused-expressions: use client: exclude (

#211)
coderaiser · Jun 26, 2024 · cb3b146 · cb3b146
1 parent 936bc8d
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diff --git a/packages/plugin-remove-unused-expressions/README.md b/packages/plugin-remove-unused-expressions/README.md
@@ -3,7 +3,7 @@
 [NPMIMGURL]: https://img.shields.io/npm/v/@putout/plugin-remove-unused-expressions.svg?style=flat&longCache=true
 [NPMURL]: https://npmjs.org/package/@putout/plugin-remove-unused-expressions"npm"
 
-🐊[**Putout**](https://github.com/coderaiser/putout) plugin adds ability to find and remove `unused expressions`.
+🐊[**Putout**](https://github.com/coderaiser/putout) plugin adds ability to find and remove `unused expressions`, excluding directives: [`use strict`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Strict_mode) and [`use client`](https://react.dev/reference/rsc/use-client).
 
 ## Install
 

diff --git a/packages/plugin-remove-unused-expressions/lib/remove-unused-expressions.js b/packages/plugin-remove-unused-expressions/lib/remove-unused-expressions.js
@@ -14,6 +14,9 @@ module.exports.traverse = ({push}) => ({
         if (path.node.value === 'use strict')
             return;
 
+        if (path.node.value === 'use client')
+            return;
+
         push(path.parentPath);
     },
     ExpressionStatement(path) {

diff --git a/packages/plugin-remove-unused-expressions/test/fixture/use-client.js b/packages/plugin-remove-unused-expressions/test/fixture/use-client.js
@@ -0,0 +1 @@
+'use client';
diff --git a/packages/plugin-remove-unused-expressions/test/remove-unused-expressions.js b/packages/plugin-remove-unused-expressions/test/remove-unused-expressions.js
@@ -73,3 +73,8 @@ test('remove unused expression: no report: iife', (t) => {
     t.noReport('iife');
     t.end();
 });
+
+test('remove unused expression: no report: use-client', (t) => {
+    t.noReport('use-client');
+    t.end();
+});