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Follow-up to #4165 

Added catch to achieve the entire goal of the previous PR to prevent the
harness from loading if 'class' syntax isn't supported
This commit is contained in:
Paul Bakker 2024-07-25 08:49:23 +02:00 committed by Philip Chimento
parent 18ebac8122
commit e7d9c0d698
1 changed files with 9 additions and 4 deletions
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13
harness/resizableArrayBufferUtils.js
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@ -17,11 +17,16 @@ defines:
- TestIterationAndResize
features: [BigInt]
---*/
// Helper to create subclasses without bombing out when `class` isn't supported
function subClass(type) {
try {
return new Function('return class My' + type + ' extends ' + type + ' {}')();
} catch (e) {}
}
// Using new Function()(); instead of just 'class x extends Y' as to not bomb out when `class` isn't supported
const MyUint8Array = new Function('return class MyUint8Array extends Uint8Array {}')();
const MyFloat32Array = new Function('return class MyFloat32Array extends Float32Array {}')();
const MyBigInt64Array = new Function('return class MyBigInt64Array extends BigInt64Array {}')();
const MyUint8Array = subClass('Uint8Array');
const MyFloat32Array = subClass('Float32Array');
const MyBigInt64Array = subClass('BigInt64Array');
const builtinCtors = [
Uint8Array,