An ES2015 spec-compliant `Map` shim/polyfill/replacement that works as far down as ES3.
JavaScript
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MIT License
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Support the dependencies of es-shims/es-map
ECMAScript spec abstract operations.
A better forEach
Get and robustly cache all JS language-level intrinsics at first require time
Determine if the JS environment has Symbol support. Supports spec, or shams.
ES2017 spec-compliant Object.entries shim.
My shareable eslint config
Command line tool for generating a changelog from git tags and commit history
Convert encodings, uses iconv-lite
Does the current JS environment have strict mode? ES5+ should; but let's not assume.
Detect if we were run as a result of `npm publish`
Command line tool for creating or updating a .npmignore file based on .gitignore.
the Istanbul command line interface
Ensure that when you `npm publish`, the "latest" tag is only set for the truly latest version.
tap-producing test harness for node and browsers
Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.
Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.
Get an iterator for any JS language value. Works robustly across all environments, all versions.
A helper to optimistically set Symbol.toStringTag, when possible.
ECMAScript spec-compliant polyfill/shim for `globalThis`
Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?
ES spec-like internal slots
`Iterator.prototype`, or a shared object to use.
Loosely test a package's compliance with the es-shim API
A robust & optimized `Array.from` polyfill, based on the ECMAScript 6 specification.
Does this JS environment support the `name` property on functions?
Support the repos that depend on es-shims/es-map
An ES-spec-compliant Set shim/polyfill/replacement that works as far down as ES3
An ESnext spec-compliant `Map.groupBy` shim/polyfill/replacement that works as far down as ES3.
ES Proposal spec-compliant shim for Map.prototype.getOrInsertComputed
ES Proposal spec-compliant shim for Map.prototype.getOrInsert
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ljharb
65 contributions
nicolo-ribaudo
7 contributions
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