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6000 packages found
Regular expression parser for ECMAScript.
- regexp
- regular
- expression
- parser
- validator
- ast
- abstract
- syntax
- tree
- ecmascript
- es2015
- es2016
- es2017
- es2018
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`AsyncIterator.prototype`, or a shared object to use.
Spec-compliant shim for Symbol.prototype.description proposal.
regexpu’s core functionality (i.e. `rewritePattern(pattern, flag)`), capable of translating ES6 Unicode regular expressions to ES5.
- codegen
- desugaring
- ecmascript
- es5
- es6
- harmony
- javascript
- refactoring
- regex
- regexp
- regular expressions
- rewriting
- syntax
- transformation
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JavaScript parser, mangler/compressor and beautifier toolkit for ES6+
ES2015 `Object.assign()` ponyfill
An ES spec-compliant `Array.prototype.forEach` shim/polyfill/replacement that works as far down as ES3.
A query library for ECMAScript AST using a CSS selector like query language.
An ES-spec-compliant shim/polyfill/replacement for the `.cause` property on all Error types that works as far down as ES3
- javascript
- polyfill
- ecmascript
- error
- shim
- syntaxerror
- typeerror
- referenceerror
- aggregateerror
- rangeerror
- evalerror
- urierror
An ESnext spec-compliant `DisposableStack`, `AsyncDisposableStack`, `Symbol.dispose`, and `Symbol.asyncDispose` shim/polyfill/replacement that works as far down as ES3.
- javascript
- ecmascript
- polyfill
- shim
- DisposableStack
- AsyncDisposableStack
- dispose
- asyncDispose
- using
- resource
- management
- Symbol
- Symbol.dispose
- Symbol.asyncDispose
Does the current environment have `import()` support?
ES spec-compliant `Date` shim/polyfill/replacement that works as far down as ES3
ECMAScript 6 Symbol polyfill
A robust & optimized `Array.from` polyfill, based on the ECMAScript 6 specification.
Property descriptor factory
A robust & optimized `Array.of` polyfill, based on the ECMAScript 6 specification.
An ESnext spec-compliant `Set.prototype.difference` shim/polyfill/replacement that works as far down as ES3
ES Proposal spec-compliant shim for SuppressedError
ES spec-compliant `Array.prototype.slice` shim/polyfill/replacement that works as far down as ES3
EcmaScript's CreateArrayIterator abstract operation