well-known-symbols

An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.

MIT 5 个版本

javascript ecmascript polyfill shim well-known symbol Symbol.asyncIterator asyncIterator Symbol.hasInstance hasInstance Symbol.isConcatSpreadable isConcatSpreadable Symbol.iterator iterator Symbol.match match Symbol.matchAll matchAll Symbol.replace replace Symbol.search search Symbol.species species Symbol.split split Symbol.toPrimitive toPrimitive Symbol.toStringTag toStringTag Symbol.unscopables unscopables

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安装

npm install well-known-symbols

yarn add well-known-symbols

pnpm add well-known-symbols

bun add well-known-symbols

README

well-known-symbols

An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.

New Well-Known Symbols will be added after they reach stage 3.

This package implements the es-shim API “multi” interface. It works in an ES3-supported environment and complies with the spec.

Note: functionality provided by this package prior to v4 can be found in:

Getting started

npm install --save well-known-symbols

Usage/Examples

const assert = require('assert');

require('well-known-symbols/auto');

assert.equal(typeof Symbol.asyncIterator, 'symbol');
assert.equal(typeof Symbol.hasInstance, 'symbol');
assert.equal(typeof Symbol.isConcatSpreadable, 'symbol');
assert.equal(typeof Symbol.iterator, 'symbol');
assert.equal(typeof Symbol.match, 'symbol');
assert.equal(typeof Symbol.matchAll, 'symbol');
assert.equal(typeof Symbol.replace, 'symbol');
assert.equal(typeof Symbol.search, 'symbol');
assert.equal(typeof Symbol.species, 'symbol');
assert.equal(typeof Symbol.split, 'symbol');
assert.equal(typeof Symbol.toPrimitive, 'symbol');
assert.equal(typeof Symbol.toStringTag, 'symbol');
assert.equal(typeof Symbol.unscopables, 'symbol');

Tests

Clone the repo, npm install, and run npm test

well-known-symbols

安装

README

well-known-symbols

Getting started

Usage/Examples

Tests

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