esutils
npmv2.0.3utility box for ECMAScript language tools
Not recommended for new projects
No — esutils should not be adopted for new projects. Last published 2598 days ago.
- ?Adoption: grade ?, Not reported by this registry.
No download data reported for this package yet.
- FMaintenance: grade F, Failing.
Last published 2598 days ago.
- AWeight: grade A, Excellent.
Zero runtime dependencies, about 49 KB installed.
- ASupply chain: grade A, Excellent.
No install scripts, 2 maintainers, and a contained dependency surface.
- ALicense: grade A, Excellent.
BSD-2-Clause — permissive, with no copyleft found in the dependency tree.
Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.
Install cost
What you actually take on by adding esutils to a project.
Runtime packages this one declares itself.
Distinct packages in the full runtime tree, deduplicated the way a package manager would.
Unpacked size of this package plus its entire runtime tree.
Longest resolved dependency chain below this package.
Compatibility
- Node.js
- node >=0.10.0
- Module format
- CommonJS only
- TypeScript
- No bundled types
- Install scripts
- None
Quick start
A usage example from the esutils README.
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consequent;Dependencies
Declared by esutils v2.0.3. Runtime dependencies are installed with the package; dev dependencies are not.
Dev (6)
Used by
Popular packages that depend on esutils.
Relationship graph
Dependencies (left) and dependents (right) of esutils.
Frequently installed together
Runtime typescript and ESM support for Node.js
ECMAScript parsing infrastructure for multipurpose analysis
option parsing and help generation
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
The semantic version parser used by npm.
Constants and utilities about visitor keys to traverse AST.
Escape RegExp special characters
TypeScript definitions for estree
An AST-based pattern checker for JavaScript.
Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet
A lightweight cache for file metadata, ideal for processes that work on a specific set of files and only need to reprocess files that have changed since the last run
Prettier is an opinionated code formatter
Release history
No releases in the last two years, typically about 2 days apart.
| Version | Published | Size | License |
|---|---|---|---|
| 2.0.3latest | 7 years ago | 49 KB | BSD-2-Clause |
| 2.0.2 | 11 years ago | — | BSD-2-Clause |
| 2.0.1 | 11 years ago | — | BSD-2-Clause |
| 2.0.0 | 11 years ago | — | BSD-2-Clause |
| 1.1.6 | 11 years ago | — | BSD-2-Clause |
| 1.1.5 | 11 years ago | — | BSD-2-Clause |
| 1.1.5-dev | 11 years ago | — | BSD-2-Clause |
| 1.1.4 | 12 years ago | — | BSD-2-Clause |
| 1.1.3 | 12 years ago | — | BSD-2-Clause |
| 1.1.2 | 12 years ago | — | BSD-2-Clause |
| 1.1.1 | 12 years ago | — | BSD-2-Clause |
| 1.1.0 | 12 years ago | — | BSD-2-Clause |
| 1.0.0 | 12 years ago | — | BSD-2-Clause |
Overview
esutils is an npm package that utility box for ECMAScript language tools. It has 2 known dependents in the graph. The latest version is 2.0.3, released under the BSD-2-Clause license.
Who should use it
Teams working in the npm ecosystem who need utility box for ECMAScript language tools and value a focused solution.
When not to use it
Consider an alternative if you need to have first-class TypeScript types out of the box, or if a more actively-maintained option better fits your npm stack.
Pros
- Clear open-source license (BSD-2-Clause).
Cons
- No bundled TypeScript types (may require a separate @types package).
Auto-generated from collected registry metadata. No external claims are inferred.
Maintainers
Frequently asked questions
Should I use esutils?
No — esutils should not be adopted for new projects. Last published 2598 days ago.
How do I install esutils?
Run `npm install esutils` to add esutils to your npm project.
What license is esutils released under?
esutils is distributed under the BSD-2-Clause license.
How popular is esutils?
npm does not publish download counts. Within PackageGraph's crawl, 2 known packages depend on esutils.
Is esutils still maintained?
The most recent release of esutils (v2.0.3) was published 7 years ago.
Does esutils run install scripts?
No. esutils does not define preinstall, install, or postinstall scripts, so installing it does not execute publisher-supplied code.