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484 packages found
Determine if the current node version supports the `--preserve-symlinks` flag.
ES2015-compliant shim for Object.is - differentiates between -0 and +0
A robust, ES3 compatible, "has own property" predicate.
Set a function's length property
simplified stream construction
ES2017 spec-compliant shim for `Object.getOwnPropertyDescriptors` that works in ES5.
- Object.getOwnPropertyDescriptors
- descriptor
- property descriptor
- ES8
- ES2017
- shim
- polyfill
- getOwnPropertyDescriptor
- es-shim API
Unbox a boxed JS primitive value.
Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.
React specific linting rules for ESLint
An ESnext spec-compliant `Array.prototype.toReversed` shim/polyfill/replacement that works as far down as ES3.
Determine if the JS environment has BigInt support.
The core `url` packaged standalone for use with Browserify.
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Which kind of boxed JS primitive is this?
ECMAScript spec-compliant polyfill/shim for `globalThis`
- window
- self
- global
- globalThis
- System.global
- global object
- global this value
- ECMAScript
- es-shim API
- polyfill
- shim
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.