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LibJS: Disallow await keywords in static init blocks

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In static init blocks 'await' cannot be used. Note that this does not
cover all the cases since the parser currently cannot distinguish
between expressions within parenthesis and direct expressions.
This commit is contained in:
davidot 2021-11-26 23:29:05 +01:00 • committed by Linus Groh
commit cbbfcd35e7
Notes: sideshowbarker 2024-07-17 23:18:37 +09:00
2 changed files with 29 additions and 3 deletions
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16
Userland/Libraries/LibJS/Tests/syntax/async-await.js
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@ -168,3 +168,19 @@ describe("non async function declaration usage of async still works", () => {
expect(evalResult).toBeTrue();
});
});
describe("await cannot be used in class static init blocks", () => {
test("directly", () => {
expect("class A{ static { await; } }").not.toEval();
expect("class A{ static { let await = 3; } }").not.toEval();
expect("class A{ static { call(await); } }").not.toEval();
expect("class A{ static { for(const await = 1; false ;) {} } }").not.toEval();
});
test("via declaration", () => {
expect("class A{ static { class await {} } }").not.toEval();
expect("class A{ static { function await() {} } }").not.toEval();
expect("class A{ static { function* await() {} } }").not.toEval();
expect("class A{ static { async function* await() {} } }").not.toEval();
});
});