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6000 packages found
ES spec-like internal slots
Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.
Is this value a JS ArrayBuffer?
An ESnext spec-compliant `Array.prototype.toSorted` shim/polyfill/replacement that works as far down as ES3.
An ESnext spec-compliant `Object.groupBy` shim/polyfill/replacement that works as far down as ES3.
An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.
- javascript
- ecmascript
- polyfill
- shim
- es-shims
- es-shim API
- Iterator
- helpers
- from
- map
- filter
- take
- drop
- flatMap
- View more
Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.
What is the type of this builtin JS value?
JavaScript parser, mangler/compressor and beautifier toolkit
Get the ArrayBuffer out of a DataView, robustly.
Is this value a JS DataView? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
Regular expression parser for ECMAScript.
- regexp
- regular
- expression
- parser
- validator
- ast
- abstract
- syntax
- tree
- ecmascript
- es2015
- es2016
- es2017
- es2018
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ES spec-compliant shim for ArrayBuffer.prototype.slice
- javascript
- ecmascript
- ArrayBuffer.prototype.slice
- polyfill
- shim
- ArrayBuffer
- array
- buffer
- ArrayBuffer#slice
- slice
- typed array
- es-shim API
Get the byteOffset out of a DataView, robustly.
Is this value a JS SharedArrayBuffer?
`Iterator.prototype`, or a shared object to use.
Additional ESLint's rules for Node.js
ES2015 `Object.assign()` ponyfill
ECMAScript parsing infrastructure for multipurpose analysis
Tooling which enables you to use TypeScript with ESLint