Store information about any JS value in a side channel, using a linked list
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Store information about any JS value in a side channel, using a Map
escape Markdown control characters
Is this value negative zero? === will lie to you
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Resolve npm package details, like name and base path, given an absolute path to a file inside a package
The assert module from Node.js, for the browser.
test whether SPDX expressions satisfy licensing criteria
Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Unbox a boxed JS primitive value.
Set a function's length property
Type check values
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Determine if a value is an ES6 Symbol or not.
`Iterator.prototype`, or a shared object to use.
`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable
Robustly get the [[Prototype]] of an object
An ES2015 spec-compliant `Function.prototype.name` shim
Get the byteLength out of a DataView, robustly.
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Power Assert in JavaScript
Test if an array-like object supports the accessor (get/set) protocol.
Is this value an ES BigInt?