You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
mahdi
0cb8d673d7
|
2 years ago | |
---|---|---|
.. | ||
.github | 2 years ago | |
test | 2 years ago | |
.eslintignore | 2 years ago | |
.eslintrc | 2 years ago | |
.nycrc | 2 years ago | |
CHANGELOG.md | 2 years ago | |
LICENSE | 2 years ago | |
README.md | 2 years ago | |
index.js | 2 years ago | |
package.json | 2 years ago |
README.md
is-weakref
[![npm badge][11]][1]
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Example
var isWeakRef = require('is-weakref');
assert(!isWeakRef(function () {}));
assert(!isWeakRef(null));
assert(!isWeakRef(function* () { yield 42; return Infinity; });
assert(!isWeakRef(Symbol('foo')));
assert(!isWeakRef(1n));
assert(!isWeakRef(Object(1n)));
assert(!isWeakRef(new Set()));
assert(!isWeakRef(new WeakSet()));
assert(!isWeakRef(new Map()));
assert(!isWeakRef(new WeakMap()));
assert(isWeakRef(new WeakRef({})));
class MyWeakRef extends WeakRef {}
assert(isWeakRef(new MyWeakRef({})));
Tests
Simply clone the repo, npm install
, and run npm test