expect 23.0.0
This package exports the `expect` function used in [Jest](https://facebook.github.io/jest/). You can find its documentation [on Jest's website](https://facebook.github.io/jest/docs/en/expect.html).
expect@23.0.0 was published on 2018-05-24. Its manifest declares 6 runtime dependencies and 0 peer requirements. Bundled type declarations are not declared in the inspected metadata. No Node.js engine requirement is declared in this manifest.
All expect versions · Permanent reference to 23.0.0 · Latest release
Package specifications
| Version | 23.0.0 |
|---|---|
| License declaration | MIT |
| Published | 2018-05-24T17:26:54.305Z |
| Node.js requirement | Not declared |
| Type declarations | Not declared |
| Runtime dependency count | 6 |
| Peer requirement count | 0 |
| Optional dependency count | 0 |
| Minified size | Measurement not available yet |
| Minified + gzip | Measurement not available yet |
| Unpacked distribution size | 555.81 KiB |
| Published file count | 17 |
| Package type | Not declared |
| ES module entry | Not declared |
| Default entry | build/index.js |
| Side effects declaration | Not declared |
| Direct advisories | 0 |
| Resolved graph dependencies | 60 |
| Repository stars | 45481 |
| Repository forks | 6714 |
Install expect 23.0.0
npm install expect@23.0.0 pnpm add expect@23.0.0 yarn add expect@23.0.0
Runtime dependencies
- jest-diff ^23.0.0
- ansi-styles ^3.2.0
- jest-get-type ^22.1.0
- jest-regex-util ^23.0.0
- jest-message-util ^23.0.0
- jest-matcher-utils ^23.0.0
Peer requirements
- None declared
Optional dependencies
- None declared
Resolved dependency graph
This deps.dev graph describes a generic 64-bit Linux environment, not your application lockfile.
- @babel/code-frame@7.29.7 — indirect
- @babel/helper-validator-identifier@7.29.7 — indirect
- ansi-regex@3.0.1 — indirect
- ansi-styles@3.2.1 — direct
- arr-diff@2.0.0 — indirect
- arr-flatten@1.1.0 — indirect
- array-unique@0.2.1 — indirect
- braces@1.8.5 — indirect
- chalk@2.4.2 — indirect
- color-convert@1.9.3 — indirect
- color-name@1.1.3 — indirect
- diff@3.5.1 — indirect
- escape-string-regexp@1.0.5 — indirect
- escape-string-regexp@2.0.0 — indirect
- expand-brackets@0.1.5 — indirect
- expand-range@1.8.2 — indirect
- extglob@0.3.2 — indirect
- filename-regex@2.0.1 — indirect
- fill-range@2.2.4 — indirect
- for-in@1.0.2 — indirect
- for-own@0.1.5 — indirect
- glob-base@0.3.0 — indirect
- glob-parent@2.0.0 — indirect
- has-flag@3.0.0 — indirect
- is-buffer@1.1.6 — indirect
- is-dotfile@1.0.3 — indirect
- is-equal-shallow@0.1.3 — indirect
- is-extendable@0.1.1 — indirect
- is-extglob@1.0.0 — indirect
- is-glob@2.0.1 — indirect
- is-number@2.1.0 — indirect
- is-number@4.0.0 — indirect
- is-posix-bracket@0.1.1 — indirect
- is-primitive@2.0.0 — indirect
- isarray@1.0.0 — indirect
- isobject@2.1.0 — indirect
- jest-diff@23.6.0 — direct
- jest-get-type@22.4.3 — direct
- jest-matcher-utils@23.6.0 — direct
- jest-message-util@23.4.0 — direct
- jest-regex-util@23.3.0 — direct
- js-tokens@4.0.0 — indirect
- kind-of@3.2.2 — indirect
- kind-of@6.0.3 — indirect
- math-random@1.0.4 — indirect
- micromatch@2.3.11 — indirect
- normalize-path@2.1.1 — indirect
- object.omit@2.0.1 — indirect
- parse-glob@3.0.4 — indirect
- picocolors@1.1.1 — indirect
- preserve@0.2.0 — indirect
- pretty-format@23.6.0 — indirect
- randomatic@3.1.1 — indirect
- regex-cache@0.4.4 — indirect
- remove-trailing-separator@1.1.0 — indirect
- repeat-element@1.1.4 — indirect
- repeat-string@1.6.1 — indirect
- slash@1.0.0 — indirect
- stack-utils@1.0.5 — indirect
- supports-color@5.5.0 — indirect
How to interpret the specifications
Bundlephobia measurements use its standard package build and may exclude peer dependencies. Unpacked npm distribution size includes shipped files and is a different measurement. Module declarations do not prove tree-shaking or runtime compatibility.
Advisories apply to this package version directly; transitive dependencies need separate inspection. Repository signals describe the whole repository and are current observations, including on historical-version pages.
Evidence and freshness
- https://registry.npmjs.org/expect/23.0.0 — retrieved 2026-10-29T17:18:13.833Z
- https://api.deps.dev/v3/projects/github.com%2Fjestjs%2Fjest — retrieved 2026-10-29T17:11:27.084Z
- https://api.deps.dev/v3/systems/npm/packages/expect/versions/23.0.0 — retrieved 2026-10-29T17:18:14.358Z
- https://api.deps.dev/v3/systems/npm/packages/expect/versions/23.0.0:dependencies — retrieved 2026-10-29T17:18:14.373Z