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6000 packages found
micromark extension to support MDX JS import/exports
micromark extension to support MDX or MDX JS expressions
A queue that executes async tasks in order like mutex and semaphore methodology for javascript and typescript.
- async-queue
- async
- queue
- mutex
- semaphore
- lock
- SpinLock
- spin-lock
- SemaphoreSlim
- semaphore-slim
- cross-platform
- ECMAScript
- typescript
- javascript
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Check if something can be an ecmascript (javascript) identifier name
A simple utility to Check the value is number or can convert to a number, for example string ' 123 ' can be converted to 123.
A robust & optimized `String.prototype.codePointAt` polyfill, based on the ECMAScript 6 specification.
hast utility to transform to estree (JavaScript AST) JSX
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
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Get the byteLength out of a DataView, robustly.
An ESnext spec-compliant `Array.prototype.toSorted` shim/polyfill/replacement that works as far down as ES3.
Define a data property on an object. Will fall back to assignment in an engine without descriptors.
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- less mixins
- concatMap
- stdlib
- look-up
- helpers
- Observables
- stable
- WebSockets
- watcher
- jwt
- time
- ES5
- bundling
- sort
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A simple utility to parse a duration string into milliseconds number.
- parse
- duration
- time
- parse-duration
- cross-platform
- ECMAScript
- typescript
- javascript
- node
- nodejs
- browser
- esm
- module
- utility
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A robust & optimized `String.prototype.repeat` polyfill, based on the ECMAScript 6 specification.
A 100% compliant, self-hosted javascript parser with high focus on both performance and stability
eslint=config-daren
Transform JSX in estrees to function calls (for react, preact, and most hyperscript interfaces)
Light ECMAScript (JavaScript) Value Notation - human written, concise, typed, flexible
A robust & optimized `String.prototype.startsWith` polyfill, based on the ECMAScript 6 specification.
An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.
- javascript
- ecmascript
- polyfill
- shim
- well-known
- symbol
- Symbol.asyncIterator
- asyncIterator
- Symbol.hasInstance
- hasInstance
- Symbol.isConcatSpreadable
- isConcatSpreadable
- Symbol.iterator
- iterator
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