stdlib-js/assert-is-date-object

Determine the specification defined classification of an object.

Test if a value is a boolean.

Function which does nothing.

Proxies nodejs require in order to allow overriding dependencies during testing.

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 cases including unit tests, server side functional tests and browser tests. Built for scale

Minimal TAP output formatter.

Benchmark harness.

Detect native Symbol.toStringTag support.

Detect native Symbol support.

Test if a value corresponds to a leap year in the Gregorian calendar.

Determine the quarter of the year.

Determine the day of the year.

Determine the number of days in a month.

Test if a value is the current year.

Determine the number of minutes in a month.

Determine the number of ISO weeks in a year according to the Gregorian calendar.

Determine the number of minutes in a year according to the Gregorian calendar.

Determine the day of the quarter.

Determine the number of seconds in a year according to the Gregorian calendar.

Determine the number of seconds in a month.

Determine the number of hours in a year according to the Gregorian calendar.

Determine the number of days in a year according to the Gregorian calendar.

Determine the number of hours in a month.

Test if a value is an array-like object containing only Date objects.

Test for deep equality between two values.

Test if two values are both Date objects corresponding to the same date and time.

Create an iterator which returns evenly spaced dates over a specified interval.