How does npm-check compare to npm outdated?

npm-check provides a more user-friendly interface with interactive updates and unused dependency checks, while npm outdated is a basic built-in command. npm-check also supports global packages and various registries, as inspired by its limitations mentioned in the README.

How to use npm-check to update all dependencies automatically?

Use the -y or --update-all flag to apply all updates without prompting, making it suitable for automation in CI/CD pipelines. However, the README recommends interactive mode for safer, selective updates.

Does npm-check work with Yarn projects?

npm-check is designed for npm packages and requires npm to be installed, but it can check dependencies in Yarn projects if npm is available. For native Yarn workflows, tools like yarn upgrade-interactive might be better integrated.

How accurate is the unused package detection?

It uses depcheck under the hood, which analyzes require and import statements but can miss dependencies used in config files or dynamically. Accuracy can be improved with the --specials flag for custom parsers, as explained in the options.

Can npm-check fix security vulnerabilities?

No, npm-check focuses on version updates and unused dependencies, not security audits. For vulnerability scanning, you should use npm audit or dedicated security tools alongside npm-check, as security features are absent.

How to integrate npm-check into CI/CD?

Run npm-check in non-interactive mode with -y for updates or without updates to check status; it returns non-zero exit codes when updates are needed, allowing you to fail builds or trigger notifications, as noted in the CI-friendly feature.

Open-Awesome

npm-check

MITJavaScriptv6.0.1

A command-line tool to check for outdated, incorrect, and unused npm dependencies with interactive updates.

Visit Website GitHub

6.6k stars235 forks0 contributors

What is npm-check?

npm-check is a command-line tool that analyzes npm dependencies in Node.js projects. It checks for outdated packages, identifies unused dependencies, and provides an interactive way to update them safely. It solves the problem of manual dependency maintenance and reduces bloat in package.json.

Target Audience

Node.js developers and teams who need to keep their project dependencies up-to-date and clean, especially those working on multiple projects or in CI/CD environments.

Value Proposition

Developers choose npm-check for its comprehensive analysis, interactive update interface, and support for various registries. It improves over npm's built-in outdated command by adding unused dependency detection and a safer, more user-friendly update process.

Overview

Check for outdated, incorrect, and unused dependencies.

Use Cases

Best For

Auditing project dependencies for outdated versions
Identifying and removing unused npm packages to reduce bundle size
Safely updating multiple dependencies with interactive prompts
Checking globally installed npm packages for updates
Integrating dependency checks into CI/CD pipelines
Managing private registry packages alongside public ones

Not Ideal For

Projects exclusively using Yarn or pnpm without npm in their workflow
Teams requiring fully automated dependency updates with complex version pinning or lockfile management
Environments where command-line tools with interactive prompts are impractical, such as headless servers without TTY
Developers needing integrated security vulnerability scanning alongside dependency updates

Pros & Cons

Pros

Comprehensive Outdated Detection

Identifies packages with newer versions available and provides links to documentation, helping developers make informed update decisions, as shown in the README's feature list.

Interactive Update Interface

Offers a user-friendly UI with the -u flag for selectively updating packages, reducing typos and manual errors, demonstrated in the interactive gif and options section.

Unused Dependency Check

Integrates with depcheck to flag modules not referenced in code, supporting ES6 import syntax, as mentioned in the features and specials option.

Registry and Environment Flexibility

Works with public npm, private registries, Sinopia, and supports npm@2, npm@3, ied, pnpm, detailed in the registry flexibility and installer options.

Cons

No Built-in Security Auditing

Unlike npm audit, npm-check does not scan for known security vulnerabilities in dependencies, requiring separate tools for comprehensive safety, a missing feature not addressed in the README.

Dependency on Depcheck Accuracy

Unused dependency detection relies on depcheck, which can have false positives or miss complex usage patterns, as noted in the integration and specials options for config files.

Node Version Requirement

Requires Node >= 10.9.0, which may exclude projects stuck on older Node versions for compatibility reasons, as stated in the requirements section.

Frequently Asked Questions

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