fix(codegen): support optional class methods

oxc-project · Jul 2, 2024 · 63c5f1e · 63c5f1e
1 parent b007553
commit 63c5f1e
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diff --git a/crates/oxc_codegen/src/gen.rs b/crates/oxc_codegen/src/gen.rs
@@ -2413,6 +2413,9 @@ impl<'a, const MINIFY: bool> Gen<MINIFY> for MethodDefinition<'a> {
         if self.computed {
             p.print(b']');
         }
+        if self.optional {
+            p.print(b'?');
+        }
         if let Some(type_parameters) = self.value.type_parameters.as_ref() {
             type_parameters.gen(p, ctx);
         }

diff --git a/crates/oxc_codegen/tests/mod.rs b/crates/oxc_codegen/tests/mod.rs
@@ -201,6 +201,7 @@ fn typescript() {
     );
     test_ts("let foo: { <T>(t: T): void }", "let foo: {<T>(t: T): void};\n", false);
     test_ts("function <const T>(){}", "function<const T>() {}\n", false);
+    test_ts("class A {m?(): void}", "class A {\n\tm?(): void;\n}\n", false);
 }
 
 fn test_comment_helper(source_text: &str, expected: &str) {