# @types/deep-eql

> TypeScript definitions for deep-eql

Latest version **4.0.2** (published 2023-11-07) · MIT license · 0 weekly downloads

## Install

```sh
npm install @types/deep-eql
pnpm add @types/deep-eql
yarn add @types/deep-eql
bun add @types/deep-eql
```

## Health

**Score 45/100 (D)** — status: abandoned.

Positive: has types; no vulnerabilities; high maintenance score; popular repo; extremely popular.

Warnings: low downloads; no esm support.

Negative: abandoned.

## Facts

| | |
|---|---|
| Version | 4.0.2 |
| Published | 2023-11-07 |
| First published | 2022-06-27 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | CommonJS |
| Dependencies | 0 |
| Unpacked size | 4.7 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 51419 |
| Maintainers | types |

## Links

- npm: https://www.npmjs.com/package/@types/deep-eql
- Repository: https://github.com/DefinitelyTyped/DefinitelyTyped
- Homepage: https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/deep-eql
- npm.io page: https://npm.io/package/@types/deep-eql

## Recent versions

- 4.0.2 (latest) — 2023-11-07
- 4.0.0 (ts4.0) — 2022-06-27
- 4.0.1 — 2023-10-18

## README

# Installation
> `npm install --save @types/deep-eql`

# Summary
This package contains type definitions for deep-eql (https://github.com/chaijs/deep-eql).

# Details
Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/deep-eql.
## [index.d.ts](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/deep-eql/index.d.ts)
````ts
declare namespace deepEqual {
    /**
     * Memoization class used to speed up comparison.
     */
    class MemoizeMap extends WeakMap<object, MemoizeMap | boolean> {}

    interface DeepEqualOptions<T1 = unknown, T2 = unknown> {
        /**
         * Override default algorithm, determining custom equality.
         */
        comparator?: (leftHandOperand: T1, rightHandOperand: T2) => boolean | null;

        /**
         * Provide a custom memoization object which will cache the results of
         * complex objects for a speed boost.
         *
         * By passing `false` you can disable memoization, but this will cause circular
         * references to blow the stack.
         */
        memoize?: MemoizeMap | false;
    }
}

/**
 * Assert deeply nested sameValue equality between two objects of any type.
 *
 * @param leftHandOperand
 * @param rightHandOperand
 * @param [options] Additional options
 * @return equal match
 */
declare function deepEqual<T1, T2>(
    leftHandOperand: T1,
    rightHandOperand: T2,
    options?: deepEqual.DeepEqualOptions<T1, T2>,
): boolean;

export = deepEqual;

````

### Additional Details
 * Last updated: Mon, 06 Nov 2023 22:41:05 GMT
 * Dependencies: none

# Credits
These definitions were written by [Rodrigo Pietnechuk](https://github.com/ghnoob).

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_Source: https://npm.io/package/@types/deep-eql · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._