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swc-project · Jul 4, 2024 · 06f3f30 · 06f3f30
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diff --git a/bindings/binding_typescript_wasm/__tests__/__snapshots__/transform.js.snap b/bindings/binding_typescript_wasm/__tests__/__snapshots__/transform.js.snap
@@ -10,6 +10,16 @@ exports[`transform in strip-only mode should throw an error when it encounters a
 "
 `;
 
+exports[`transform in strip-only mode should throw an error with a descriptive message when it encounters a decorator 1`] = `
+"
+  x Decorators are not supported
+   ,----
+ 1 | class Foo { @decorator foo() {} }
+   :             ^^^^^^^^^^
+   \`----
+"
+`;
+
 exports[`transform in transform mode should transpile enum 1`] = `
 "var Foo;
 (function(Foo) {})(Foo || (Foo = {}));

diff --git a/bindings/binding_typescript_wasm/__tests__/transform.js b/bindings/binding_typescript_wasm/__tests__/transform.js
@@ -26,6 +26,14 @@ describe("transform", () => {
                 })
             ).rejects.toMatchSnapshot();
         });
+
+        it('should throw an error with a descriptive message when it encounters a decorator', async () => {
+            await expect(
+                swc.transform("class Foo { @decorator foo() {} }", {
+                    mode: "strip-only",
+                })
+            ).rejects.toMatchSnapshot();
+        })
     });
 
     describe("in transform mode", () => {