Showing 1-20 of 303,478 packages
like ts-node, but uses esbuild.
An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.
Next-generation ES module bundler
Detect Node.JS (as opposite to browser environment). ESM modification
Get an iterator for any JS language value. Works robustly across all environments, all versions.
TypeScript definitions for es-aggregate-error
A helper to optimistically set Symbol.toStringTag, when possible.
A simple cache for a few of the JS Error constructors.
ES Object-related atoms: Object, ToObject, RequireObjectCoercible
`Object.defineProperty`, but not IE 8's broken one.
CLI for Jasmine, a simple JavaScript testing framework for browsers and Node
ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.
ECMAScript spec abstract operations.
Helper package to shim a method into `Array.prototype[Symbol.unscopables]`
An ESnext spec-compliant iterator helpers shim/polyfill/replacement that works as far down as ES3.
Maintained replacement for ESLint's deprecated SourceCode#getJSDocComment along with other jsdoc utilities
ES2019 spec-compliant String.prototype.trimStart shim.
ES2019 spec-compliant String.prototype.trimEnd shim.
Create aliases of directories and register custom module paths
An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.