Normalizes and validates package.json metadata, used by npm and related tools.
normalize-package-data is a Node.js library that cleans, validates, and standardizes package metadata, primarily from package.json files. It ensures consistency by normalizing fields like name, version, dependencies, and repository URLs, and it integrates with npm and related tools to prevent common errors in package management.
Package maintainers, tool developers, and anyone building npm-related utilities that need reliable and consistent package metadata.
Developers choose it because it's the de facto standard for normalizing package.json data in the npm ecosystem, reducing fragmentation and ensuring interoperability between tools with robust validation and flexible warning systems.
normalizes package metadata, typically found in package.json file.
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It's used by npm and related tools like read-package-json, ensuring reliability and interoperability across the npm ecosystem, as stated in the README.
Cleans and transforms numerous fields such as name, version, dependencies, and repository URLs, handling typos like 'bundledDependencies' and inferring missing data from readme or repository.
Offers strict mode for enforcing Semver 2.0 and a warning system for non-critical issues, allowing incremental improvement of package quality, detailed in the usage examples.
Uses the semver module to clean and validate version strings, ensuring compliance with semantic versioning standards, as referenced in the rules for version field.
Version 2 introduced changes in git shortcut handling, such as leaving shortcuts in place instead of expanding to URLs, which can break existing code relying on the old behavior, as noted in the README.
Primarily focused on npm's package.json conventions, making it less suitable for general metadata validation in other ecosystems or custom formats, limiting its versatility.
Throws exceptions for invalid name or version fields, requiring explicit error handling in user code, which can complicate implementations and increase boilerplate.