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`Start a promise chain
The `util.is*` functions introduced in Node v0.12.
ES2015 `Object.assign()` ponyfill
Determine if the JS environment has Symbol support. Supports spec, or shams.
Node.js path.parse() ponyfill
Use node's fs.realpath, but fall back to the JS implementation if the native one fails
A small polyfill for Object.setprototypeof
ES6 spec-compliant RegExp.prototype.flags shim.
ES2019 spec-compliant String.prototype.trimEnd shim.
Standard library
ES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim
ECMAScript spec-compliant polyfill/shim for `globalThis`
- window
- self
- global
- globalThis
- System.global
- global object
- global this value
- ECMAScript
- es-shim API
- polyfill
- shim
ES2019 spec-compliant String.prototype.trimStart shim.
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
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
An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.
- Array.prototype.flatten
- Array.prototype.flat
- flatten
- flat
- array
- ESnext
- shim
- polyfill
- flatMap
- Array.prototype.flatMap
- es-shim API
An ES2015 spec-compliant `Function.prototype.name` shim
An ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible
- Reflect.getPrototypeOf
- Object.getPrototypeOf
- proto
- __proto__
- [[Prototype]]
- getPrototypeOf
- ES5
- shim
- polyfill
- es-shim API
- browser
ES5 spec-compliant shim for String.prototype.trim
ES2017 spec-compliant Object.values shim.