Add a test for sequence expressions in match argument and body

Summary: Add a test for sequence expressions in match argument and body, making sure that the sequence expressions are always wrapped in parens when printed. Original Author: [email protected] Original Git: 667676a Original Reviewed By: SamChou19815 Original Revision: D67489432 Reviewed By: fbmal7 Differential Revision: D67867898 fbshipit-source-id: bf4fecaa7dc3d95f6b257b38700adcb6facec11d
facebook · Jan 7, 2025 · 3a51649 · 3a51649
1 parent 1e3dd83
commit 3a51649
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/tools/hermes-parser/js/prettier-plugin-hermes-parser/__tests__/match-test.js b/tools/hermes-parser/js/prettier-plugin-hermes-parser/__tests__/match-test.js
@@ -74,6 +74,23 @@ describe('Match expression', () => {
     `);
   });
 
+  test('sequence expressions: always with parens', async () => {
+    expect(
+      format(`
+       const e = match (x, y) {
+         1: (x, y),
+         2 if (x, y): 0,
+       };
+      `),
+    ).toMatchInlineSnapshot(`
+      "const e = match ((x, y)) {
+        1: (x, y),
+        2 if (x, y): 0,
+      };
+      "
+    `);
+  });
+
   test('patterns: core', async () => {
     expect(
       format(`