String template literal tag that uses Node's util.inspect
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
string representations of objects in node and the browser
`util.inspect` with additional type information
A simple string template function based on named or indexed arguments
extended POSIX-style sprintf
Is this specifier a node.js core module?
Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
Determine if the JS environment has Symbol support. Supports spec, or shams.
Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Info about node `exports` field support: version ranges, categories, etc.
Determine if the current node version supports the `--preserve-symlinks` flag.
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.
CLI arguments parser. Native port of python's argparse.
Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.
Does this JS environment support the `name` property on functions?
Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.
Which kind of Collection (Map, Set, WeakMap, WeakSet) is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
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.
Determine if a value is an ES6 Symbol or not.