A Handlebars helper for testing equality

A low-level API for defining equality.

It's React's useEffect/useMemo/useCallback hooks, except using custom comparison on the inputs, not reference equality

ES Map/Set-compatible implementations with customizable equality semantics & supporting operations

Returns `true` if the given string or array starts with prefix using strict equality for comparisons. Using fastest implementation.

retext plugin to warn about possible insensitive, inconsiderate language

Shallow object equality check

Shallow object equality check

Blazing fast strict equality functions

A deep equality checker

Memoize decorator for Typescript with deep equality

get equality of unsorted and sorted arrays with nested arrays and nested objects support

Return an array with the unique values present in _all_ given arrays using strict equality for comparisons.

Check if a value has self equality

Sneaky equality check between objects using proxies

Set with custom equality comparisons

Get the index of the first element in an array that returns truthy for the given value, using strict equality for comparisons.

A value equality utility library.

Extend Chai with support for asserting JSX equality & contents.

Check two things for shallow equality