Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable
Is this value an ES BigInt?
Set a function's length property
Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Get the byteLength out of a DataView, robustly.
Determine if a value is an ES6 Symbol or not.
Get the byteOffset out of a DataView, robustly.
Robustly get the [[Prototype]] of an object
List of node.js builtin modules
An ES2015 spec-compliant `Function.prototype.name` shim
Featherweight assert module
Power Assert output formatter
Power Assert feature enhancer for assert function/object
A function that returns the normally hidden `GeneratorFunction` constructor
A function that returns the normally hidden `AsyncFunction` constructor
Is this an arguments object? It's a harder question than you think.
Check if an environment is little endian.
Test if a double-precision floating-point numeric value is NaN.
Detect native Symbol.toStringTag support.
Check if an environment is big endian.
Detect native Uint16Array support.
Get the ArrayBuffer out of a DataView, robustly.
Power Assert feature enhancer for assert function/object