auth-api/tests/node_modules/is-weakmap
2021-06-23 22:30:45 +02:00
..
.github Added some tests 2021-06-23 22:30:45 +02:00
test Added some tests 2021-06-23 22:30:45 +02:00
.eslintrc Added some tests 2021-06-23 22:30:45 +02:00
.travis.yml Added some tests 2021-06-23 22:30:45 +02:00
CHANGELOG.md Added some tests 2021-06-23 22:30:45 +02:00
index.js Added some tests 2021-06-23 22:30:45 +02:00
LICENSE Added some tests 2021-06-23 22:30:45 +02:00
package.json Added some tests 2021-06-23 22:30:45 +02:00
README.md Added some tests 2021-06-23 22:30:45 +02:00

is-weakmap Version Badge

Build Status dependency status dev dependency status License Downloads

npm badge

Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Example

var isWeakMap = require('is-weakmap');
assert(!isWeakMap(function () {}));
assert(!isWeakMap(null));
assert(!isWeakMap(function* () { yield 42; return Infinity; });
assert(!isWeakMap(Symbol('foo')));
assert(!isWeakMap(1n));
assert(!isWeakMap(Object(1n)));

assert(!isWeakMap(new Set()));
assert(!isWeakMap(new WeakSet()));
assert(!isWeakMap(new Map()));

assert(isWeakMap(new WeakMap()));

class MyWeakMap extends WeakMap {}
assert(isWeakMap(new MyWeakMap()));

Tests

Simply clone the repo, npm install, and run npm test