Packages tagged with "ecmascript"

Found 30 packages

is-data-view

Is this value a JS DataView? This module works cross-realm/iframe, does not depend on instanceof or mutable properties, and despite ES6 Symbol.toStringTag.

gopd

`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.

is-shared-array-buffer

Is this value a JS SharedArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

which-builtin-type

What is the type of this builtin JS value?

regexpu’s core functionality, i.e. `rewritePattern(pattern, flag, options)`, which enables rewriting regular expressions that make use of the ES6 `u` flag into equivalent ES5-compatible regular expression patterns.

hasown

A robust, ES3 compatible, "has own property" predicate.

es-define-property

`Object.defineProperty`, but not IE 8's broken one.

data-view-byte-length

Get the byteLength out of a DataView, robustly.

call-bind

Robustly `.call.bind()` a function.

which-boxed-primitive

Which kind of boxed JS primitive is this?

call-bound

Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.

esquery

ECMAScript AST query library.

get-intrinsic

Get and robustly cache all JS language-level intrinsics at first require time.

terser

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

get-symbol-description

Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.

@eslint-community/regexpp

The regular expression parser for ECMAScript.

internal-slot

ES spec-like internal slots.

eslint

Find and fix problems in your JavaScript code.

is-array-buffer

Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.