Return an accessor function for retrieving an element from an array-like object supporting the get/set protocol.

Test if an array contains a provided search value.

Return an accessor function for retrieving an element from an indexed array-like object.

ArrayBuffer.

Uint8Array.

Detect native Symbol.iterator support.

Test if an object has a specified property, either own or inherited.

Test if a value is an ArrayBuffer.

Test if a value is a collection.

Test if a value is a function.

Test if a value is a number having an integer value.

Test if a value is a number having a nonnegative integer value.

Test if a value is an object.

Test if an object's prototype chain contains a provided prototype.

Test if a value is struct constructor-like.

Copy values from x into y.

Fixed-width composite data type (a.k.a., a `struct`).

Insert supplied variable values into a format string.

Symbol iterator.

Define a non-enumerable read-only accessor.

Define a non-enumerable read-only property.

Format an error message for production.

tap-producing test harness for node and browsers

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use ca

Minimal TAP output formatter.

Benchmark harness.