is-registered-symbol

1.0.1 • Public • Published

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Is this value a Symbol stored in the global cross-realm Symbol registry?

Example

var isRegisteredSymbol = require('is-registered-symbol');

var assert = require('assert');

assert(!isRegisteredSymbol(null));
assert(!isRegisteredSymbol(undefined));
assert(!isRegisteredSymbol('foo'));
assert(!isRegisteredSymbol(Symbol.iterator));
assert(!isRegisteredSymbol(Symbol()));
assert(isRegisteredSymbol(Symbol.for('yogurt')));

Tests

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

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Install

npm i is-registered-symbol

Weekly Downloads

205

Version

1.0.1

License

MIT

Unpacked Size

8.67 kB

Total Files

9

Last publish

Collaborators

  • ljharb