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Replace dynamic check for classes with feature tag

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André Bargull 2025-04-30 14:16:17 +02:00 committed by Philip Chimento
parent 819f7b4966
commit 0b5357f7d8
1 changed files with 7 additions and 26 deletions
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21
test/staging/sm/expressions/destructuring-pattern-parenthesized.js
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@ -9,6 +9,7 @@ flags:
description: |
Parenthesized "destructuring patterns" are not usable as destructuring patterns
esid: pending
features: [class]
---*/
// Don't pollute the top-level script with eval references.
@ -63,38 +64,18 @@ Function("var a, b; [(repair.man), b] = [1, 2];")();
Function("var a, b; [(demolition['man']) = 'motel', b] = [1, 2];")();
Function("var a, b; [(demolition['man' + {}]) = 'motel', b] = [1, 2];")(); // evade constant-folding
function classesEnabled()
{
try
{
new Function("class B { constructor() { } }; class D extends B { constructor() { super(); } }");
return true;
}
catch (e) {
if (!(e instanceof SyntaxError))
throw e;
return false;
}
}
if (classesEnabled())
{
Function("var a, b; var obj = { x() { [(super.man), b] = [1, 2]; } };")();
Function("var a, b; var obj = { x() { [(super[8]) = 'motel', b] = [1, 2]; } };")();
Function("var a, b; var obj = { x() { [(super[8 + {}]) = 'motel', b] = [1, 2]; } };")(); // evade constant-folding
}
// As noted above, when the assignment element has an initializer, the
// assignment element must not be parenthesized.
checkError("var a, b; [(repair.man = 17)] = [1];");
checkError("var a, b; [(demolition['man'] = 'motel')] = [1, 2];");
checkError("var a, b; [(demolition['man' + {}] = 'motel')] = [1];"); // evade constant-folding
if (classesEnabled())
{
checkError("var a, b; var obj = { x() { [(super.man = 5)] = [1]; } };");
checkError("var a, b; var obj = { x() { [(super[8] = 'motel')] = [1]; } };");
checkError("var a, b; var obj = { x() { [(super[8 + {}] = 'motel')] = [1]; } };"); // evade constant-folding
}
checkError("var a, b; [f() = 'ohai', b] = [1, 2];");
checkError("var a, b; [(f()) = 'kthxbai', b] = [1, 2];");