fix(codegen): print export @decorator declare abstract class Foo co…

…rrectly
oxc-project · Aug 28, 2024 · 6f428db · 6f428db
1 parent 7fa2fa3
commit 6f428db
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Showing 3 changed files with 10 additions and 6 deletions.
diff --git a/crates/oxc_codegen/src/gen.rs b/crates/oxc_codegen/src/gen.rs
@@ -2158,16 +2158,16 @@ impl<'a> Gen for MetaProperty<'a> {
 impl<'a> Gen for Class<'a> {
     fn gen(&self, p: &mut Codegen, ctx: Context) {
         p.add_source_mapping(self.span.start);
-        if self.declare {
-            p.print_str("declare ");
-        }
-        if self.r#abstract {
-            p.print_str("abstract ");
-        }
         let n = p.code_len();
         let wrap = self.is_expression() && (p.start_of_stmt == n || p.start_of_default_export == n);
         p.wrap(wrap, |p| {
             self.decorators.gen(p, ctx);
+            if self.declare {
+                p.print_str("declare ");
+            }
+            if self.r#abstract {
+                p.print_str("abstract ");
+            }
             p.print_str("class");
             if let Some(id) = &self.id {
                 p.print_hard_space();

diff --git a/crates/oxc_codegen/tests/integration/snapshots/ts.snap b/crates/oxc_codegen/tests/integration/snapshots/ts.snap
@@ -106,3 +106,6 @@ c = foo<string>;
 
 d = x satisfies y;
 d = ((x) satisfies y);
+
+export @x declare abstract class C {}
+export @x declare abstract class C {}
diff --git a/crates/oxc_codegen/tests/integration/ts.rs b/crates/oxc_codegen/tests/integration/ts.rs
@@ -50,6 +50,7 @@ fn ts() {
         "b = (x as y);",
         "c = foo<string>;",
         "d = x satisfies y;",
+        "export @x declare abstract class C {}",
     ];
 
     let snapshot = cases.into_iter().fold(String::new(), |mut w, case| {