Test if a value is a BigInt.
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.
Test if an input value is a supported built-in ndarray data type string.
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Test if an input value is a supported ndarray real-valued data type.
Test if two arguments are the same value.
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
assert with status codes
ES2015-compliant shim for Object.is - differentiates between -0 and +0
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Test if a position in a string marks the start of a UTF-16 surrogate pair.
Test if an input value is a supported ndarray unsigned integer data type.
Test if an input value is a supported ndarray real-valued floating-point data type.
Test whether an input value is the string representing row-major order.
Test whether two values are equal data types.
Test if a value is an empty collection.
Test if an ndarray is read-only.
Define a non-enumerable read-only property.
Return a normal number `y` and exponent `exp` satisfying `x = y * 2^exp`.
Test if an input value is a supported ndarray signed integer data type.
Generate string from a token array by interpolating values.
Is this value negative zero? === will lie to you
Tokenize a string into an array of string parts and format identifier objects.