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@auto-it/package-json-utils

Parse and extract metadata from package.json files

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Shared utilities for parsing information from a package.json

Examples

read package name and version from package.json

$ node -e "const utils = require('@auto-it/package-json-utils'); const pkg = utils.readPackageJson('./package.json'); console.log(pkg.name, pkg.version);"

get all dependencies from package.json

$ node -e "const utils = require('@auto-it/package-json-utils'); const pkg = utils.readPackageJson('./package.json'); console.log(Object.keys(pkg.dependencies));"

check if a package has a specific script defined

$ node -e "const utils = require('@auto-it/package-json-utils'); const pkg = utils.readPackageJson('./package.json'); console.log('build' in pkg.scripts);"

extract author and license information from package.json

$ node -e "const utils = require('@auto-it/package-json-utils'); const pkg = utils.readPackageJson('./package.json'); console.log(pkg.author, pkg.license);"

validate package.json structure and required fields

$ node -e "const utils = require('@auto-it/package-json-utils'); const pkg = utils.readPackageJson('./package.json'); console.log(utils.validatePackageJson(pkg));"