Mohammad Asif cf937194cb Removed un-waned things 1. | пре 5 месеци | |
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.github | пре 5 месеци | |
test | пре 5 месеци | |
.eslintignore | пре 5 месеци | |
.eslintrc | пре 5 месеци | |
.nycrc | пре 5 месеци | |
CHANGELOG.md | пре 5 месеци | |
LICENSE | пре 5 месеци | |
README.md | пре 5 месеци | |
index.js | пре 5 месеци | |
package.json | пре 5 месеци |
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
var isFinalizationRegistry = require('is-finalizationregistry');
assert(!isFinalizationRegistry(function () {}));
assert(!isFinalizationRegistry(null));
assert(!isFinalizationRegistry(function* () { yield 42; return Infinity; });
assert(!isFinalizationRegistry(Symbol('foo')));
assert(!isFinalizationRegistry(1n));
assert(!isFinalizationRegistry(Object(1n)));
assert(!isFinalizationRegistry(new Set()));
assert(!isFinalizationRegistry(new WeakSet()));
assert(!isFinalizationRegistry(new Map()));
assert(!isFinalizationRegistry(new WeakMap()));
assert(!isFinalizationRegistry(new WeakRef({})));
assert(isFinalizationRegistry(new FinalizationRegistry(function () {})));
class MyFinalizationRegistry extends FinalizationRegistry {}
assert(isFinalizationRegistry(new MyFinalizationRegistry(function () {})));
Simply clone the repo, npm install
, and run npm test