fix(codegen): print type annotation on CatchParameter (#19790)

camc314 · camc314 · commit 9e4995cd3dd3 · 2026-02-27T08:28:13.000Z
diff --git a/crates/oxc_codegen/src/gen.rs b/crates/oxc_codegen/src/gen.rs
@@ -604,6 +604,11 @@ impl Gen for CatchClause<'_> {
             p.print_soft_space();
             p.print_ascii_byte(b'(');
             param.pattern.print(p, ctx);
+            if let Some(type_annotation) = &param.type_annotation {
+                p.print_colon();
+                p.print_soft_space();
+                type_annotation.print(p, ctx);
+            }
             p.print_ascii_byte(b')');
         }
         p.print_soft_space();
diff --git a/crates/oxc_codegen/tests/integration/ts.rs b/crates/oxc_codegen/tests/integration/ts.rs
@@ -36,6 +36,7 @@ fn cases() {
     test_same("class E {\n\tsubscribe!: string;\n}\n");
     test_same("class F {\n\taccessor value!: string;\n}\n");
     test_same("export { type as as };\n");
+    test_same("try {} catch (e: unknown) {} finally {}\n");
 }
 
 #[test]

Original file line number	Diff line number	Diff line change
`@@ -36,6 +36,7 @@ fn cases() {`
`36`	`36`	`test_same("class E {\n\tsubscribe!: string;\n}\n");`
`37`	`37`	`test_same("class F {\n\taccessor value!: string;\n}\n");`
`38`	`38`	`test_same("export { type as as };\n");`
	`39`	`+ test_same("try {} catch (e: unknown) {} finally {}\n");`
`39`	`40`	`}`
`40`	`41`
`41`	`42`	`#[test]`