feat(minifier): remove parenthesized expression for dce (#5439)

relates #5436
oxc-project · Sep 4, 2024 · ba4b68c · ba4b68c
1 parent d9d7e7c
commit ba4b68c
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diff --git a/crates/oxc_minifier/src/options.rs b/crates/oxc_minifier/src/options.rs
@@ -93,6 +93,11 @@ impl CompressOptions {
     }
 
     pub fn dead_code_elimination() -> Self {
-        Self { fold_constants: true, remove_dead_code: true, ..Self::all_false() }
+        Self {
+            remove_syntax: true,
+            fold_constants: true,
+            remove_dead_code: true,
+            ..Self::all_false()
+        }
     }
 }
diff --git a/crates/oxc_minifier/tests/ast_passes/remove_dead_code.rs b/crates/oxc_minifier/tests/ast_passes/remove_dead_code.rs
@@ -78,6 +78,9 @@ fn dce_if_statement() {
         "const a = { fn: function() { if (true) { foo; } } }",
         "const a = { fn: function() { { foo; } } }",
     );
+
+    // parenthesized
+    test("if (!!(false)) { REMOVE; } else { KEEP; }", "{ KEEP }");
 }
 
 #[test]